close

Вход

Забыли?

вход по аккаунту

?

код для вставки
Nov. 5, 1946.'
R s COLLÈY ET AL
2,410,632
INPLATABLE SUIT
,
Filed Aug. 3,4943
'
`
4 sheets-sheet 1`
/JJ
.Russe/7 5 'Engg/'
.
faena/Í .F'Kìunw
’
N¢v.5,1946. "
>~
R. s. COLLEY mL
¿410,632
INFLATAÉLE SUIT
Filed Aug._ 3,»19743
4 Sheets-Sheet 2
N0v.5,1946.
'
-RSCOLLEY ETAL,
INFLATABIKJE SUIT
90
5.5/
Filed Aug. 3, 1943
. 6@
2,410,632
4 Shèets-Sheet 3
Nov. 5, 1946..
`
ì
R. s. coLLEY Erm.
2,410,532
INFLATABLE SUIT
Filed Aug. 3, 1943
l,
u .
4 Sheets-Sheet 4
vll/771111111»
¿9%
' A-Pt'lt~e1itedNov. 15, 1.946
2,410,632
UNITED- _ STATES ~ PATENT 'OF/FICE?
INFLATABLE sUrr
Russell S. Colley, Kent, Carroll P. Krupp, Akron, ,
and Donald H. Shook, Cuyahoga Falls, Ohio, ‘
assignorsto The B. F. Goodrich Company, New
York, Ni Y., a-corporation of New York
Application August 3, 1943. serial No.r 497.182
13 Claims.
(CL2-2.1)
2 -,
This invention relates to inflatable suits and
especially to suits for use at high altitudes where
the air density and pressure are low. Flight at
high altitudes has many advantages for civil and
-
.
and full-circle turning or rotating movement of
adjacent portions of the suit.-
_
These. and other objects and advantages of the
invention will be apparent -from the following
military aviation, but such flight has been limited 45 description >and the accompanying drawings
heretofore in part by physiological problems, for
example aero-embolism, for the crews and pas
sengers.. A suitable inflatable suit offers a solu
which form a part of this specification and in
’ which like numerals are employed to designate
`like -parts> throughout the same.
tion of these ‘problems and the requirements‘of
Fig. 1 4is a side view in elevation of an inflatable
such a. suit are primarily concerned with the 10 suit including flexible joints constructed in »ac
physiological'factors involved and Ways fòr pro
cordance _with and embodying the invention.
tecting the wearer against the harmful effectsof
such factors. `
4
Fig. 2 is a side view of an embodiment of the
flexible joint for a limb covering.
_
In the construction of inflatable suits for this
Fig. 3 is a front view in the direction of forward
purpose considerable dimculty has been encoun 15 and rearward swinging movement of the flexible-_
tered in providing effective joints giving'the de
.joint shown in Fig. 2.
sired degree offreedom and flexibility of move
Fig. 4 is a sectional view in an enlarged scale~ »
ment by the wearer, which dlfllculty has arisen
taken along line 4_4 of Fig. 2.
.
through the inherent rigidity of the hollow por
r Fig. 5fis‘a plan view` of a fabric strip in a ñat
tions comprising the suit, which rigidity is caused 20 tened condition which may be arranged for pro
by surface tension stresses established as a result
viding bulges in opposite portions of the flexible of the inflation pressure therein.
joint shown in Fig. 2.
'
.
An object of this invention is to provide a
' Fig. 6 is a sectional view in perspective of the
compact, light~-weightinflatable suit of flexible _ regionat 6 in Fig. 2 and showing longitudinal and
Wall material having movable joints of a con 25' circumferentially extending restraining elements,
struction whereby extensive freedom of movement
parts being broken away.
-
Fig. ’I is a side elevation of another embodiment
may be had by the wearer notwithstanding the
of ~the flexible joint.
v
stiif'ening of the walls by their distension from
Fig. 8 is a sectional view in an enlarged scale
an internal pressure which exceeds that of the
outer atmosphere. Another object of the inven 30 taken along line 8_8 of Fig. 7.
Fig. 9 -is a sectional. view in an enlarged scale
tion is to pro"ide joint constructions suitable
taken along line 9_9 of Fig. 8.
. _
for an inflatable s_uit whereby a maximum degree
. Fig. 10 is an enlarged ,side view of the region
of -free movement of adjacent portions of the suit
at il! in Fig. 7, parts being broken away. l
may be obtained with a minimum of effort. >A
further object is to provide a flexible joint for a » 35 _ Fig. 11 is a front View in elevation of the in
flatable suit showing a, hip covering arrangement,
v limb covering which provides for extensive ilexi
parts being broken away.
.
ble movement of the limb by virtue of flexure of
Fig. l2 is a sideview of Fig. 11.
the joint over a >substantial extent of the limb
Fig. 13 is a sectional view taken along line
covering as distinguished from localized ilexure.
.
A still further object is to »provide for great free 40 lâ-l3 of Fig. l.
Fig. 14 is a sectional view taken along the line
. dom of movement at the region vof the hip of the
ifi-ld oi’ Fis’. 1.
'
wearer while preventing undue bulging of the
Fig. 15 is a sectional view taken along the line "
wall Vof the inflatable suit at the region of the
iS-Iâ of Fig. l..
.
" hip to facilitate sitting, standing, walking and
415 An inflatable suit should possess desirably cer
bending actions.
_.
_
`
tain characteristics and be capable of performing
More specific objects are to provide for detach
certain functions as described more fully herein
ably engaging the flexible joint with an adjacent
after for meeting thev requirements of extended>
part of the suit while' providingfor relative ro
and safe service at high altitudes. Such service
tating movement between ythe joint and the ad
jacent part, to provide a joint fordetachably 50 may be exemplified vby an operator’s manipula
tion of the controls and accessories of a military
connecting adjacent parts of the suit which joint
is-capable of withstanding internal pressure with
wholly none or only negligible air leakage, and
to provide a joint for' substantially unrestricted
airplane„for example, wherein-extensive freedom
and flexibility of movement is desirable _and
wherein .undue bulkinessof the suit is objection
55 a-ble since the space within the operating com
1
,
-
miam
and substantially free flexible movement >by the -v
pari-.ment is generally of limited extent, and also `
by such actions as sitting, standing, bending, and
reaching.
j
y
wearer when the inflatable >suit is under an ap
preciable internal pressure. All seams and joints
of the ñexible wall material andyall other joints '
.
The. phenomenon that an inflatable tubular ele
and connector structures connecting the several -
ment possesses great inherent rigidity due to sur
-face tension stresses and strongly resists bending i _ parts of` the suit are sealed to prevent air leakage
'and to withstand the internal vpressureí
and fiexure thereof, has made dit‘ilcult- the suc
cessful solution of the problem of providing suit
able joints for the inñated suit for obtaining
' - t Aviation type boots 33 and 34 may be worny overv
I. the foot covering extensions of` the leg portions
>to'protect the yvearer’s feet againstÀ the extreme
' maximum freedom ofmovement with minimum
coldof high altitudes.
.human energy expenditure. »
A head piece. or helmet
35 of suitable shape, having provision for vision,l
Our invention provides means for obtaining the '
` desired extensive freedom and flexibility of move
is attached in a detachable manner to the torso
portion 2i at the'regionof the neck of the wearer
to complete the enclosure of the wearer's body.
ment of adjacent portions of the inflatable suits,
whether such movement be turning or bending,
or both in combination 'and provides'also for a
Air, oxygen and electrical conductors are ad- ,
mitted into the suit from the flexible hose 35
substantially fluid-tight separable connector
through a suitable >detachable connection 31, the
hose 36 being in communication with suitable
detachably inter-connecting an elbow or a knee
joint to an upper part of the 'limb covering. The 20 sources of supply in the aircraft. Thus air forpressurizing the interior of 'the suit, oxygen for.
invention provides a suitable rotataible connector
breathing by means. of a face mask 38, and elec
including sealing means for interconnecting a
,trical services for'an intercommunication means
limb portion with a torso portion of the inflatable
including a-radio arrangement having earphones
suit for .providing relative full-circle rotating
movement between the torso and the limb cover 25 39 and a throat microphone'iiil, and for electri
structure which may‘include rotatable means for
cally heated underclothing a?epprovided. The
ing. Further, the invention provides for an ef-4
fective construction of the inilatable suit at the ` internal _air including exhaled air may be ex-`
hausted to the atmosphere in any suitable man
region’of the hips of the wearer. whereby free
ner such, for example, as through a valve member
' flexible movement between the respective leg cov
erings and the torso covering may be obtained 30 (not shown) which may be disposed at any suit
` able location on the suit and preferably at the
without undue bulging and fiexure of the torso
region of the knee.
The flexible joint shown in Figs. 2 tot, inclu
sive, may be used, for example, as an elbow joint '_
_ covering especially at the front wall thereof.
`In many actions of the wearer, as when he
stoops to pick up an-object, most if not all these
movements of the suit are required simultaneously
land in combination.
21, 28 or as a knee joint 29, 3D, the number of »
I It is desirable that pressure within the suit be
bulges, and therefore the lengthofthe joint, how
ever, being altered to suit the particular appli
maintained at a value` such. thatthe pressure upon
cation. As noted above, if the limb covering for
- the enclosed body -of the wearer will correspond
to an atmospheric pressure existing at some more
desirable lower altitude. so that the objectionable
physiological effects on the wearer, as noted here>inabove,k are avoided. In view of this the suit
including the joints should function satisfactorily
under an appreciable range of differential pres
the arm or leg were provided simply as a tube
40 of flexible material the 'stiñness of such tube
. resulting >from inñation would render bending,
as at the knee or elbow, exceedingly diiìcult even
,
sures existing .between the inside thereof and the
several -constructional features cooperating in
though the flexibility of the material permits
some beneficial give or distortion under twisting
`
45 stresses.` Accordingly, the invention provides
producing the result of maximum ease of flexure
outside atmosphere.
In the .illustrative embodiment of the inventionY
as shown inV Figs. 1 to 6 and 11 to 15, provision is
made for 'attaining ‘these and other ends.. Fig. 1
` shows an inflatable-:suit 20 including joints per
-mitting extensive' freedom of movement by the
wearer notwithstanding the stiffenlng of wall por
tions of the suit due to an internal pressure ex
ceeding the outer pressure. The suit 20 includes
a torso covering or portion 2i having an aperture
at the neck and desirablyan elongated opening
throughout a wide'range. The stiffness and re
sistance to bending existing in the iniiated ilexi
ble covering may be overcome in part by changing
the shape of the covering at the joint, such, for
, ` example, as by providing a series of outwardly
bulged portions in the direction of forward and
rearward swinging movement so that the con
55 tinuity of covering stiffness is interrupted
throughout a substantial extent thereof. In the
arrangement shown in Figs. 1 to 6, inclusive, the
so
for admitting'the body of the wearer, arm cover
ings or portions 22 and 23 and leg coverings or
portions 24 and 25 which may have'air-tight foot
covering extensions. The walls of these portions Y
are made desirably from a suitable `substantially
ñexible joint provides this result whereby adia
cent portions or parts of the arm coverings 22
and 23 and the leg coverings 213 and 25, them
selves possessing considerable stiffness against
bending by virtue of their inñated condition. are
permitted to tilt with relation to the bulged por
square-woven fabric having a resilient rubber 65 tions of the flexible joint somewhat in the man
ner, for example, in which a valve stem on an
impregnation or coating and which permits some
inñated innertube is capable of tilting about the
give or distortion under twisting stresses which
region of- the innertube where the stem joins it
give is beneficial especially in the limb coverings.
despite the inflated condition of the tube.
The suit also includesìa rotatable connector 26
The flexible joints 2l, 2%', 2€! and Sii each com-l
at each shoulder, flexible joints 2l and 28 at the
region of the elbows of the wearer.' flexible joints 70 prise a series of outwardly bulged portions for
facilitating extensive and free flexible movement
29, 30 at the region of the knees of the wearer
ci’ thelimb coverings at the region of the elbow
and hip covering arrangements Si and 32 at the
and the knee. The fiexible joint may have, for
the
wearer
all
of
which
'
region of the hips of
_
_
example,
four bulged portions for the elbow joint
provide for movably attaching the several por
and
ñve
bulged portions for the knee joint as
tions or parts of the suit and permitting extensive
Íimpervious flexible wall material preferably of
2,410,082
a
shown in Fig. 1, or may have eight bulged portions
l 4 as shown in Figs. 2 and 3,~or`may have ten bulged
portions as shown in Fig. 7, the number ofA such
1 . portions comprising the series being such as to
provide the desired extent of 'ilexibility and move-l
ment.
>
,
y
o
-`
,
’
`
With reference to the -embodiment of Figs. 2
and 3, the flexible Jointincludes atubular mem
ber 65 comprising flexible material, preferably
tricot~knit fabric impregnated or _coated with
`rubber-¿lire material, the fabric being arranged
¿such that the substantially circumferentially ex
tending threads are in a substantially stretched
_condition while the substantially longitudinally
extending threads have a lesser extent of stretch
i --for providing longitudinal give to the wall of the
_joint and restraining circumferential give of said
wan 'portion as ofthe joint is or similar con
struction.
,
-
,
,.
While the tubular member may be a sleeve of
suitable ilexible material, the member ls made .
desirably from a series of shaped pièces 53, as '
shown especially in Fig. 5, assembled to form a.
series of bulged portions including restrained and
interconnected sidewalls, which arrangement, we
have found, facilitates the bending action of the>>
_joint throughout a wide range with greater ease
of free ilexible movement as compared to the
sleeve construction. .Each of the shaped pieces may be joined to one another- by means of a
suitable adhesive such, for example, as rubber
cement, the adjacent margins being in overlapped
relationship.
-
'
s
The circumferentially extending band elements
wall under ilexure ofthe joint. The flexible ma
50 may include one or more cords 54„of cotton
terial has substantial fullness at spaced-apart
material,
for example, and a fabric strip 55 hav
positions along the tubular member in opposite 20 ving a suitable
impregnation or coating of rubber
front» and back portions in the direction of for’
like material, the cords andy fabric strips being
ward and rearward swinging'movement whereby
adhered to the tubular-member by a suitable ad
a series of outward'bulges contiguous with one "
hesive. The strip elements 5i and 52 maycom
another, as shown‘Jor example, in Figs. 1,2 and
prise one or more tension elements 56 of cotton
~3, in such oppdsitei'gportions is provided Each oi’
cord,‘for
example, and a fabric covering strip 5l
the outwardly buigedportions ¿46 and 47 are inter
of
suitable
flexible material, the tension elements
` ‘.:c‘onnected by sidewall portions 43 and 49 which
and fabric covering strip being adhered to the
I >sidewall portions, as shown in the drawings, .ex
sidewall portions as shown especially in Fig. 6,
’ f `tend ‘longitudinally
y
l along side regions oi’ the
by a suitable adhesive.. With this arrangement
member 45 substantially coextensive with and 30 the strip elements El and 52 prevent longitudinal
. / between y the front and back bulged portions 4t I
separating movement of the adjacent parts of the
‘~ and 51 and are of lesser >fullness as compared
to the bulged portions _for `promoting swinging
movement of the adjacent parts of the limb cov
ering in the forward and rearward' direction by
>flexure of the series oi’ bulged portions ’46 and
el over a substantial extent of the limb cover
ing. The sidewalls t8 and 49, being restrained
against outward bulging by virtue of their lesser
limb covering while alsov additionally restraining
outward bulging of the sidewall portions. Each
end 58, 59 of the tubular member may be attached
to the upper and lower partsof the limb covering
in any suitable manner such, for' example, as~
by a suitable adhesive but preferably in the man
ner described hereinafter.
For the arm coverings 22 and 28 an upper part
fullness as compared to the bulged portions 46 40
l6l) of each such coverings may be secured at the'
and t? may in> addition thereto function to re
upper margin thereof at the region of the shoul
strain longitudinal separating movement of the
der
to the respective annular rotatableconnectors
adjacent parts of‘the limb covering. -I'his ar
26, 2e in the'manner shown especially in Fig.
rangement relieves in a large measure the ilex
13 and described more fully hereinafter with
ible material of the tubular member of stresses
respect
to said Fig. 13, which arrangement makes
in its surface in the longitudinal direction of the
possible full-circle relative rotating movement
covering, thus appreciably increasing its ilexi
between the arm coverings and the torso cover
bility which facilitates the bending action of the
ing
through the turning movement of the rotat
-series of bulged portions throughout a much ~
able connectors 26„ 26; while the lower margin
wider range andwith greater ease than 'is ob
tainable with a non-restrained sidewall construc '50 of the upper part Se may be attached,_ for ex
ample by a suitable adhesive and clamping band
tion.
@2, to a detachable connector structure Si pref
While a flexible joint constructed as described'
erably including rotatable means as shown espe
hereinabove provides desirable flexibility of
cially in Fig. 15, which latter attachment is de
~ lmovement, we have found that1 maximum ñexi 55
scribed more fully hereinafterl with respect to
, bility of the iolnt and ease of movement through
Fig. 15. The end 59, for example, of the tubular
out an extremely wide range is. made possible by
member «l5 of the flexible joint comprising the
j disposing circumferentially extending band ele
elbow joint 2l, 23 _may be attached to the con
ments Si? of flexible material between adjacent
bulged portions ¿it and el for restricting outward 60 nector structure di by a suitable adhesive and a
clamping band 63. The other end et' of the
bulging of the tubular member to the bulged por-'
member e5 ofthe flexible joint 2l, 2t may be
vtionsand. for promoting swinging movement of
the limb covering inthe forward and rearward
direction by limiting flexure of the tubular -meme
ber to the series of bulged portions, and by dis»
posing'strip elements 5i and et?. of flexible ma
terial along the tubular member at the sidewall
portions, preferably at- the central region of such
joined to the lower part of the limb covering, vfor ,
example, a glove ed, 65, as byv a suitable adhesive.
This arrangement for the arm covering 22,~.23_
provides for. a maximum of free forward and
>rearward bending of the arm covering 'and for
detachably interconnecting the elbow joint to the
upper part et while providing unlimited relative
sidewall portions, for restraining longitudinal
separating movement of the adjacent parts of 70 rotating movement between the elbow joint and
the upper part. This arrangementalso provides
the limb covering and for -additionally restrain
full-circle relativev rotating _movement between
ing outward bulging oi such sidewall portions.
the arm covering and the torso covering at the
' The details of construction at the strip element '
region of the shoulder, all >of which contribute
5i are more fully shown in Fig. 6. The construc
tion at the strip element ‘52 at theiopbosite side» 75 to and facilitate moving and nearing the arm cov»
ering despite the internal pressure, even to placa
0,410,089
ing the hand at the back of the torso covering or,
and 32h and for facilitating and promoting swing
for example, at the back of the neck, as well as
` in various forward positions as may
be. required -
dru‘rìtng manipulation of the controls of the air
c
ing movement oi the leg ,portion in the forward
and rearward direction by limiting ilexure of the
hip coverings to these outwardly bulged portions.
6 During such swinging movement the bulging of
the portions 3io and Sib and 32a and 32h is of
.
vWith respect to the leg covering 24, 25,- the
lesser extent in some parts thereof than in other
knee joint 29, 3B, which
flexible joint may includethe tubular member
' flexible joint for the
parts.
‘
_
'
In >order to restrain llongitudinal separating
Il having ends 58 and B9 may be attached to a l0 movement of the lower portion of the'legcover
lower part or foot covering extensions. as by a
ing with respect to the torso covering at the
‘ suitable adhesive and may be interconnected with
inner region of the hip coverings 3i, 32, a strap
an upper part including a hip covering Il, 32 by
element 12 of suitable flexible material such, for
a detachable connector structure including ro
example, as a woven fabric tape, extends con-tatable means as shown in Fig. 15, but inasmuch lo tinuously along the hip coverings inside the suit '
- as a lesser extent of relative rotation between the
at such inner region and extends continuously
respective parts of the leg covering is required
between and is attached only at the respectivel
than that required of the arm covering. the de
lower‘ margins 3io and 32e of the hip coverings,
aired relative rotation may be provided by the
as shown especially in Figs. l1 and l2. There
give of the flexible wall material by virtue of ' 20 spective ends of the strap 12 may be attached to
which the flexible joint 29, 30 may be intercon
the detachable connector structures 66, '8B for
nected with the hip covering Il, 22 by a detach-v - the respective leg coverings 24,'V 25 b'y a looped
able connector structure 58 shown especially in
arrangement thereof extending through one of
Fig. 14. The attachment of the tubular member
diametrically opposite slotted apertures Hlv in a
l! of the knee joint 29, I0 to the connector struc
25 sleeve structure `i I8 of each of such connector
ture Il or, if more extensive relative rotative
movement is desired, to the connector structure
Ii is described more fully hereinafter with respect
to Figs. 14 and 15.
'
structures 66,> 66 and the overlapping >looped
portions of said ends of the strap adjacent the
sleeve structure lit may be sewed together along
their vmargins at |42 in the manner shown in
4
For providing flexible swinging movement in ,30 Fig. 14. The strap
element 12 is in
the forward and rearward direction between the
leg covering 2Q, 2i andthe torso covering 2l, hip
coverings 3|, 32, arranged as shown in Fig. 1,
flexibly interconnect the lower part of the leg
sliding en
gagement with the wall of the suit at the central
junction` region '61 of the hip coverings 8|, 32
and the torso covering 2i, and when the hip cov
erings are flexed or bent with respect to the torso
covering including the flexible joint 29. 3,0 with :i5 covering and with respect to each other, for
the torso covering. As shown especially in Figs.
example. when the hip covering 32 is flexed to
11 and 12, each hip covering 3i, 32 ofpsuitable
the position 68 and the -hip covering 3i is flexed
` ñexible material includes a series of outwardly
to the position 89, such sliding engagement coin
bulged substantially yannular portions 3io, 32a,
pensates for the extension and contraction of
tapering from the outer region 61u of the hip of 40 the respective hip coverings duringvsuch flexure.
inner
region
61
at
the
central
However, since the strap element 12 is dis
' the wearer to the
junction of the-leg coverings 2l, 25 and the torso
posed at-the inner region of the hip coverings,
covering 2l and may include a series of substan
it is desirable to provide a compensating ten
tially uniform longitudinal and circumferential
>sion member 13, 1 4 inside the suit at the outer
Sib.
32h,
also
outwardly
bulged
region at 61a of each of the hip coverings and
ring portions
in bending
extending from the lower .portion of the torso
which provide additional flexibility
action of the hip covering through cooperation
covering 2i to the lower margins 3io and 32o
portions.
Each
hip
of the hip coverings for additionally restraining
with the tapered annular
covering is arranged to assume under inflation '_ separating movement of the leg coverings with conditions a position intermediate a position 6B 50 respect to the torso covering.> For the con
at right angles to the torso covering and a posi
struction shown especially in Figs. 11 and 12,
tion 6I along the longitudinal axis of the torso
each tension member 1I, 14 includes strip ele
covering, whereby the leg coverings 24, 25 includ
ments 15, 18 and 11 of flexible material such as
ing the hip coverings pivot substantially at the
woven fabric tape arranged in a forked arrange
pivotal axis of the hips of the wearer for swing 55 ment, the junction of~ which is preferably pom
, ing movement in the forward and rearward di
rection relative to the torso covering while pre
venting undue bulging and bending of the' torso
'ti'oned‘ at substantially the pivotal axis of the hip
of the wearer and the respective remote `ends oi
the strip elements suitably secured to the torso .
covering 2l especially at the front wall portion'
covering 2l and secured at the respective lower
thereof intermediate the leg coverings. If de 60 margins Sic and 32e to the detachable connector
sired, the hip covering may be provided with
structures «86 as by the slotted aperture and
restrained sidewall portions as shown in Fig. 1,
looped arrangement described hereinabove for
andfor such a construction the hip covering is
the ends of the strap 12, whereby these strip
provided with strip elements 5 lo and 52a adhered
elements cooperate in withstanding the tension
by the rubber so as to be attached thereto along 65 load under inflation conditions when the hip
the sidewalls for further restraining the sidewalls
covering is~ bentv forwardly and rearwardly rela
and for preventing longitudinal separating move
tive tothe torso covering. These strip elements
ment of the knee joint and the torso covering,
at the junction thereof may be attached as by end
each strip element Bia'being also attached to the
loops Vin sliding engagement with a swivel ring
torso by a fastening patch Sib of suitable fabric 70 18 of stiff material such, for example, as steel.
and a suitable adhesive. Band elements 10 and 1I
to facilitate the cooperation of the respective
of suitable flexible material are disposed circum
ferentially between adjacent outwardly bulged
strip elements 15, 16 and 11 during such bend
ing movement.
'
Sib, 32a and 32h for restricting
Each strip element 15 may be attached at its
the outward bulging of the hip covering to such 75 remote end to a connector structure BB as de
-----1--- «a fino mrtimis 3io and 3lb and 32a
9
. aciacsa
scribed hereinabove and shown especially in Fig.- -
14. Each strip element 'i7 may be secured at its
remote end as by a suitable adhesive to the front
wall of the torso covering and the strlpelement
1S, which- may extend continuously between the
swivel rings 'I8 of the respective compensating
tension members la, 'M and along the back wall
of the torso covering as shown especially in Figs.
11 and 12, may Ibe, attached-to an intermediate
the annular ring element B0. A snubbing ac
tion upon the torso covering adjacent the neck
results from the reverse bend of the flexible ma
terial which action restricts spreading movement
of the respective rotatable connectors while pre
venting upward movement of the headpiece 3E.'
An annular element 90, generally trapezoidal in
section, may be attached as by a suitable ad
' lhesive to the margin of the neck aperture in the
10 torso covering, which annular element is disposed
A portion of the strip elements ‘i6 and 1l,
in an annular l grooveY in a suitable neck ring
portion of such back wall as by a suitable adhe
sive.
adjacent the swivel ring 18 are not secured to
the torso covering but are free for relative move
structure 9|. The torso covering 2| including
the annular element 00 vmay be secured detach
ably to the neck ring, 9| by means of a suitable
element 15, whereby desirable cooperation is se-l 15 clamping band 92 which band 92 may be sheathed
cured «between such elements. When the hip
in a suitable fabric'cover 93 adhered'to the torso
covering 32 is in the position B8, the strip ele
covering. The head piece 35 may be detachably
ments 15 and ‘i6 cooperate in withstanding the
engaged with the neck ring 0| in any suitable man»
tension stresses; when the covering 32 is in the
ner, such, for example, as shown in the copending
intermediate position, as shown especially in Fig. 20 application oi’- Carrol1 P. Krupp, Serial No. 453,
ment with respect to each other and to 'the strip .
12, the _elements le, l1 mutually cooperate with
175, illed August l, 1942. For separating thethe strip element 15; and when the covering 32
space in the head piece from the space in the in
is in the position 69 the strip elements 'l5 and '|7
ñatable suit to aid in preventing fogging of the
cooperate in withstanding the tension load.
headpiece, a suitable diaphragm 90 of resilient
Such an arrangement of the hip coverings as 25 rubber-like material having an aperture for the
described hereinabove facilitates flexing of the
head may be provided and may be attached to
leg coverings at the region of the hips while pre- ' the neck ring 9| by a suitable adhesive .and a
venting objectionable bulging of the torsocover
metal ring 95, which metal ring may be held in
ing which bulging deñnitely restricts freedom of
place by a plurality of spaced-apart screws 96.
' .movement by the wearer, especially when in a
For providing relative rotating movement be
sitting position.
A30 tween
the upper part 60 of the arm covering 22,
We have found that such an arrangement of
23 and the ilexible joint 2l, 28, and for intercon
`hip coverings and flexible joints at the knees,
necting the same a detachable connectorv struc
vdescribed hereinabove, cooperate eiïectively in
ture 6| shown especially in Fig. 15 may be used.
providing maximum free iiexible swinging move
A structure identical with structure 0| may be
ment of the legs relative to the torso covering
used for interconnecting the knee joint 29, 30
without undue expenditure of human energy
and the hip covering 3i, 32 `to provide extensive
despite the internal pressure-therein. The rub
relative rotating movement between such knee
ber and fabric parts of the suit are united inte
joint and hip covering. The connector 6| in
grally by vulcanization.
40 cludes a sleeve structure |00 to which may be se
In the shoulder joint 26, illustrated in Fig. 13,
cured` the end 59, for example, of the tubular
the torso covering 2| may be adhered and sealed
member et of the ilexible joint 27, 20 by means
to the exterior surface of an annular ring element
30 by means of rubber cement, for example, and
of a suitable adhesive and a clamping band 68,
which structure includes a bearing race |0| at the
securedy ñrmly in place thereto by a suitable 45 outer face thereof intermediate the ends of the
clamping band or strap 8|, the annular ring ele
structure |00 providing an extension |02, The
ment having an inwardly extending ñange to pro
sleeve
structure |00 also includes a ring element
vide for a Ibearing race element 82. In like man
w3 mounted at the outer yface thereof and over
ner'the upper part S0 of the arm covering 22, 23. ‘
lapping 'the' bearing~ race lill, which element in
may be secured by means of a strap 8d and by 50 cludes a bearing race ltd adjacent and in register
cementing to an annular element 83 having an
with the bearing race lei. A plurality of rotat
outwardly extending flange to provide for a bear
able elements |05 is disposed between the bear
ing race element 85 in overlapping relation with
ing races for providing relative full-circlev rota
the other bearing element 82. The annular ele
tion therebetween and for securing the element `
ments 86 and ed are maintained in assembled re 55 |03 to the structure |08.
lationship .fby means of a metal snap ring or re
The lower margin of upper part 60 of the arm
tainerelement 86 seating in an annular recess
covering may be secured to a second sleeve struc
Bl in the interior surface of the element 80 ad
ture |08 by a suitable adhesive and the clamping
jacent the bearing element Bâ and by means of
a rubber sealing ring'eë including a metal insert 60 band 62, the structure |06 being in telescopic en
gagementat the extension |02 of the sleeve struc
39 which, as shown in Fig. 13, limits .movement
ture
|00 and in overlapping relation with the lat
of the element 83 including the bearing race ele
ment 85 toward the sealing ring 88, the sealing I ter structure. Where the detachable connector
structure di is to be used at the knee joint 29,
ring having a face contiguous with the retainer '
element 86 and having an, inwardly extending 65 30, the attachment of the strap 'it and the ele
ment 'i5 of the compensating tensionl member
flange portion contiguous with the flange portion
7?», 'It to the sleeve |06 maybe made in the man
of the annular element 03 to provide an air seal.
ner
shown in Fig. 14 at the sleeve H8. The sec
For'the arrangement of the torso covering 2| ond structure |06 is also provided with a de
and the rotatable connector 26, as shown in Fig.
13, the spacing of the respective shoulder joints 70 pression l0‘l adjacent the face of the ring ele
mentl |03 opposite the bearing race |04 and 4in
of the suit may be ci' lesser extent whereby the
register with a depression |08 in the _element
overall Width o'f the suit at the region of the shoul
|03. An expansible-.contractible annular mem
ders is less than would otherwise be the ease
ber |03 is .disposed in these depressions |01 and
were the torso covering 2| to be attached. to the
rotatable connector 26 from the opposite end- of 75 |08 between the element |03 and the structure
|06» for detachably engaging the. sleeve struc
2,410,682
_
lil
_
`
tures |00 and |05. A suitable sealing ring H0,
preferably of resilient rubber or other rubber
like material, is disposed between the structures
i region through flexure of the series of outwardly
bulged portions as described hereinabove while
the hi'p covering facilitates ‘free movement at the
region of the hips through the pivoting action
thereof at substantially ¿the pivotal axis of the
|00 and ’|06 in an anular depression ||| in thestructure |06 and may be heldin place by pres
sure ofthe material against the walls thereof and
by a metal snap ring ||2. The sealing ring, ||0
hip of the wearer. The outwardly bulged annular
portions 32a and 32h 'ofèthe hip covering 3'2 flex '
substantially throughout their length circumfer
is provided with a sealing lip ||3 which engages .
entially and longitudinally, while the strap ele
~ment
12 being in sliding engagement with-the
preventing air leakage through the’connector 10 wall of the‘suit at the central junction 61 of
the extension |02 of the structure |00, thereby
structure 8| .
‘
.
the torso 2| and the leg coverings 2l, 25 com- -
.
Since extensive relative rotating movement be
pensates for variation in hip covering length at
tween the flexible joint 23 and 30 and the 'hip
the inner region thereof and cooperates with the
covering 3| and 32 is not required for providing
compensating tension member 14 in preventing
16
the desired freedom of movement, the detachable
longitudinal separating'l movement of the torso
connector structure 68, as shown especially in covering and the- lower portions of the leg cover
Fig. 14, may be used for interconnecting'these
ings. With the leg covering 25 in the position
parts of the suit; although the connector struc
shown in Fig. 1 the tension load stresses are taken
' ture 6| (Fig. 15) may be used, if desired, for
by the strip elements 15 and 15. of the tension
providing such >extensive relative rotating move-_ 20 member 14 disposed in the hip covering 32, which
ment. The end 59 (Fig. 14) for example, of the
arrangement also prevents longitudinal separat
tubular member I5 of the ñexible joint for the
ing movement of the leg portion 25 and the
knee may be secured to a sleeve structure I_I5 as
torso portion 2| at the outer region of the hip`
by a suitable adhesive and‘ the clamping band
e covering 32.
83, which structure includes a depressed portion 25
Another embodiment of the iiexible joint for
IIB at the outer face and intermediate the vends
the limb covering is shown in Figs. '1 to 10, in
of the structure providing, an extension H1. The
clusive, which- joint may be used at the region
lower margin 3Ic, 32e of the hip covering 3|,
of the elbow or the knee and which joint may be
32 may be secured to a second sleeve structure
of greater longitudinal extent along the limb
||8 as by a suitable adhesive and the clamping 30 covering than the flexible joints 21 to 30 shown
band 52, which structure is in telescopic engage
in Fig. l. Under some conditions it may be de
ment with the structure ||5 at the 'extension ||1
sirable to provide a flexible joint |25 intermediate .
and in overlapping relation with the structure | I5.
the upper and lower parts of the limb coverings
The second sleeve structure |18 includes a de
.which extends substantially the full length ofV the
pressed portion ||9 at the inner face and in reg
limb coverings and which is arranged to tend to
ister with the depressed portion | i0. An expansi
assume a bent condition conforming to the nat
vble-contractible annular member |20 is disposed
- ural curve of the arm or leg of the wearer when,
in the depressed portions ||6 and ||3 for detach
ably engaging the structures ||5 and H8. A .
sealing ring |2| of suitable rubber-like material 40
is disposed between the structures ||5 and ||3_
at the extension ||1 and is disposed in an annular
depression |22, which may be dove-tailed in sec
tion, in the structure H8. The sealing ring |2|
may be held in the depression |22 by pressure of 45
the material against the walls thereof and by a
metal snap ring |23. The ring |2| is provided
` with a sealing lip |24 engaging the extension ||1 `
for preventing air leakage through the- detachable
connector structure 68. '
for example, the wearer is seated and manipulat
ing the controls of the aircraft.
The flexible joint |25 shown
‘
in Fig. 7 is espe- i
cially adapted for such use and is shown as ap
plied to the arm covering which covering> in
cludes an upper part |26, a lower part or glove
|21 and the flexible joint |25. This flexible joint
comprises a tubular member comprising flexible
material such, for example, as square-woven
fabric impregnated or coated with resilient rub
ber or other rubber-like _material and lhaving
50 substantial fullness at spaced-apart positions
Normal use of the inflatable suit shown in Fig.
1 requires frequently the raising .and lowering
along the tubular member in opposite portions in
the direction of forward and rearward swinging
movement for providing a series of outward bulges
of the arm in combination with bending of the
|28, |29 in the opposite portions. Sidewall por
elbow of the wearer. In operation `under >such a
tions |30, |3|, each of similar construction at op
55
condition each arm covering 22, 23 may be freely
posite sides of the joint |25, interconnect such
raised or lowered by means of relative full-circle
bulged portions and are restrained from outward
between-‘the
arm
covering
and
the
torso
.rotation
bulging as compared to the bulged portions |23,
covering 2| through the turning movement of the
rotatable connector 25. Extensive andfree ilexi
ble bending at the elbow is permitted by the fiexl‘
ble joint 21, 23, which bending in the forward and
rearward direction is attained through ñexure of
the'series of outwardly bulged portions along a -
substantial extent of the arm covering. Further
|23 to promote swinging movement of the upper
|26 and lower |21 parts of the arm covering in
the forward and rearward direction by flexure
of the series of bulged portions over a substan
tial extent of the arm covering. For restricting
outward bulging of the tubular member to the
bulged portions and for additionally restraining
freedom of movement is provided by the detach 65, outward bulging of the sidewall portions, band
able connector structure 8| which permits rela
elements |32 of suitable flexible material are dis
tive rotating movement between the flexible joint
posed circumferentially between adjacent bulged
andthe upper part 60 of the arm covering.
portions of the tubular member. These band ele
The hip coverings 3| and 32 cooperatel with
ments |32 each, desirably, include one or more
70
the 'flexible joints 23 and 30- at .the knees of the
, cords of cotton material, for example, and a suit
, wearer in providing extensive and free flexible
able fabric covering strip, the cords and covering
swinging movement of the leg coverings 24, .25.
strip being adhered to the ~wall of the tubular
for
example,
is
,bent
When the leg covering 25,
member as by a suitable adhesive.
1
the
flexible
joint'
'
in the _manner- shown in Fig.
75 _For further restraining outward bulging of the
30 at the knee provides extensive bending at` this
14
_ sidewall portions and for restraining longitu
dinal separating movement oi' the upper and
lower parts of the arm covering, tension elements
|33, ißt of flexible material such, for example,
as twine extend along the tubular member at the
side-_wall portions. For maintaining the bent po
sition of the flexible joint under inilation condi
tions the tension elements extend along the tubu
lar member at a determinate distance from the
is maintained under ini'lation of the `suit and
joint and means restraining -longitudinal sepa-'1
rating movement of said adjacent parts ofthe
limb covering and restraining outward bulging of
said sidewall portions,
longitudinal axis thereof and are spaced from the
-
'
flexible _wall material, an arm covering of flex
sidewall portions. The details of construction at
the tension element |33 are shown ¿especially in
Figs. 7 to 10 and the construction at the ten
ible wall material including a ilexible joint
to provide for forward and rearward bending oi'
said arm covering, and an annular rotatable con-`
sion element ist at the opposite sidewall portion
of the joint is of similar construction. These
tension elements are supported> in the desired po
sition by means of ilexible hinge structures i35
including ring elements |38 which structures are
attached to the sidewall portions at substantially
the respective central regions \ longitudinally
thereof as shown especially in Fig. 7.. Each flex
ible- hinge structure |35 includes an attaching.
patch i3l of suitable woven fabric which is adhered to the sidewall by a suitable adhesive and a
hinged portion E38 also of suitable woven fabric
.which is adhered in a similar manner to the at
.
2. An inilatable suit including a torso portion
and an arm portion for-increasing aL body pro
jvidingl -free flexible movement of the arm,
isaid- portions comprising a torso covering, of
nector interconnecting said torso and said arm
coverings `and vproviding full-circle relative ro
tating movement'between said coverings, said
ilexible joint'compìîising a tubular structure com
prising -~flexible `material,having substantial full..
‘ .-ness at spaced-apart`v positions along said struc
20 -ture in OpDOSlte'i’r'ont and backportions to pro
vide a >series of outward bulges in the direction of
forward-'and rearward swinging movement, >said
.l 'bulges
being contiguous with one another in each
’ of said opposite portions, and having sidewall por~
25
taching patch itl, which hinge portion i3@ in
cludes the ring element ist. The tension ele
tions extending longitudinally along-side regions
of said tubular structure» coextensive with the
front and back bulged portions and between and
interconnecting such bulged portions and being
of
lesser fullness and substantially restrained
ments §35 of the flexible hinged structures, as
shown especially in Figs. 9.and 10, and being 30 from outward bulging as compared to said bulged
fments §38 and i3d extend through the ring ele
spaced from the sidewall portionsby the hinged
portions i3d, ilexure of the hinged structures is
thereby facilitated during the swinging move
ment of the ilexible joint. During such swing'
ing movement the hinge portion H38 may assume
_several positions in coaction with the tension ele
ment such, for example, as positions E39 and itil,
as shown by the broken lines in Figs. 9 and 10.
The arrangement of the flexible joint i25 provides 40
for free ilexible movement of the adjacent parts
of the limb covering in the direction of forward
and rearward swinging movement, the respective
components thereof cooperating -with one another
in obtaining this result.
Variations may be made without departing from
the scope of’ the inven on as it is defined in
the following claims.
We claim:
'
_'
~
'
portions to promote swinging movement of ad
dacent parts of said arm covering in said kdirec
tionv .by ?lexure of said series of bulged portions
over a substantial extent of vsaid arm covering
while lateral compactness‘of the joint is main
tained under in_ilation of the suit andjoint, and
means restraining longitudinal separating move
ment of adjacent parts of the arm covering and
restraining outward bulging of s‘aid sidewall por
tions.
‘
3. An inilatable suit including a torso portion
and a limb portion for incasing. a body providing
free ilexible movement of the limb, said portions
comprising a torso covering 'of flexible wall ma
terial and a limb covering of flexiblewïall ma
teria'l- including an upper part. a lower part, a
lflexible joint intermediate said parts, and ade
tachable connector structure' interconnecting said
upper part and said ilexible joint, said joint com- .
l. An inflatable suit including a torso portion 50 prising a tubular member comprising flexible ma~= .
and a limb portion for incasing a body and pro
teria] having substantial fullness at spaced-apart
viding free flexible movement of the limb, said
positions
portions comprising a torso covering of flexible
and back
wall material and a limb covering of flexible wall
bulges in
material including a flexible joint intermediate 55 swinging
along said member in opposite front _
portions to provide a series of outward
the direction of forward and rearward
movement, said bulges being contigu
the length of'said limb covering and intercon
ous with oneanother in each of said opposite por
necting adjacent parts of vthe latter covering to
tions, and said tubular member having sidewall
provide for forward and _rearward bending there?
portions extending longitudinally along side re
of, said'ilexi-ble joint comprising a tubular struc
gions of'said tubular member coextensive with
ture comprising flexible >material having *substan 60 the
front and back bulgedportions and between
tial fullnessat spaced-apart positions along said
and interconnecting such ¿bulged portions and be
structure in opposite front and back portions in
ing of lesser fullness and substantially restrained
the direction of forward and rearward swinging
from outward bulging as compared to said bulged
movement to provide a series of outward bulges
portions to promote swinging movement of said
in said opposite front and back portions and hav~ 65 upper and lower parts ofthe limb covering in said
direction by ilexure of said series of bulged por
along side regions of said tubular structure coex
tions over a. substantial extent of said limb cov
tensive with the front and .back bulged portions
ering while lateral compactness _of the joint is
and between and interconnecting such bulged por
maintained under inflation of the suit and joint,
tions and being of lesser fullness as compared to 70 _means disposed oircumi’erentially of said tubular
said bulged portions to promote swinging move'
member between adjacent bulged portions for` re
ing sidewall portions extending longitudinally
ment of said adjacent parts of said limb covering
in said direction by flexure of said series of bulged
portions over a substantial extent of said limb
stricting bulging to the latter said portions, and
means comprising strip elements of flexible ma
terial extending along said tubular member at
covering while lateral compactness of’ the joint 75 said sidewall portions for restraining longitudi
2,410,632
-
15
nal separating movement of said upper and lower
parts and for additionally restraining outward
bulging of said sidewall portions.
w
4. An inflatable suit as defined in claim 3 in>
which said detachable connector structure in
cludes rotatable means providing substantially
full-circle relative rotating movement between
said flexible joint and said upper part of the limb
covering;
t
i
i
a 5. An inflatable suit including a torso portion
and a legrv portion for incasing a body providing
substantially free flexible movement of` the leg,
said portions comprising a torso covering of flex
ible wall material and a leg covering including a.
inflation conditions when the leg covering is bent
forwardly and rearwardly relativeV to the torso
i
covering.
'1. An in Yñatiabie
'
suit comprising a torso cover- '
ing of. flexible wall material Vand a pair of' leg
coverings including hip coverings of flexible wall
material arranged to assume under inflation con’
’ ditions a position intermediate a position at right
angles to said torsocovering and a position along
l0 the longitudinal axis of said >torso covering and
said leg coverings being arranged for swinging`
movement in a forward and rearward direction
relative to said torso covering by pivoting sub
stantially at the pivotal axis of the hips of the
wearer whereby unduev bending and bulging of
hip covering of flexible wall material, said hip
the torso covering is prevented, each of said hip
covering comprising a series of outwardly bulged
coverings having a lower margin and comprising
each
. substantially annular contiguous portions
a series of outwardly bulged substantially annu
tapering from the outer region of the hip to the
lar contiguous portions each tapering from the
inner region thereof at the central junction of
outer region of the hip to the inner region thereof
20
the leg covering andthe torso covering, means
at the central junction of the leg covering and
disposed circumferentiall, betweenadjacent an
the torso covering, means disposed circumferen
tward
bulging
of
-~
nular portions for restraining ou
tially between adjacent annular portions for re
said hip covering to said annular portions and
stricting outward bulging of said hip coverings
for promoting swinging movement of the leg cov
to said annular portions and for promoting swing
ering in a forward and 'rearward direction by 25 ing movement of the leg coverings in said direc
limiting flexure of said hip covering to said an
tion by limiting tlexure of said hip coverings to
nular portions, and means at said hip covering
said annular portions. parts of said annular por
' for restraining longitudine l separatingmovement
tions bulging to a lesser extent than other parts
of said torso and said leg coverings and for pro
thereof during said swinging'movement of the’leg
30
moting flexure of said hip covering at substan
coverings, and means at- the inner and outer re
tially the pivotal axis of the hip of the wearer.
gions of each of said leg coverings and extending
6. An inflatable suit comprising a torso cover
ing of flexible wall material, a pair »of leg cover
ings each including an upper part of flexible wall
material, each said upper part having a lower
. margin and cOmDl‘ ising
a hip covering comprising
a series of outwardly bulged substantially annu
from said torso covering to each said lower mar
gin of said hip coverings for restraining longitu
dinal separating movement of said torso cover-.
ing and said leg coverings and for promoting flex
ure of said hip coverings at substantially 'the piv
otal axis of the hips of the wearer.
'
lar portions tapering from the outer region of
8. An inilatable suit comprising a torso cover-~
the hip to the inner region thereof at the central
ing of flexible wall material and 'a pair of leg cov
junction of the leg covering and the torso cov 40 erings of flexible wall material arranged to assume
ering, band _elements of flexible material disposed ’ ' under inflation conditions a, position interme
circumferentially between adjacent annular por«
diate a position at right yangles to said torso cov
tions for restricting outward bulging of'sald hip
ering and 'a position along the longitudinal axis
covering to said annular portions and for pro 45' of said torso covering, , each said leg covering
moting swinging movement of the leg covering in
comprising an upper part having a lower margin.
a forward and rearward direction by limiting flex- ‘
a lower part and a flexible joint intermediate
` ure of said hip covering to said annular portions,
said upper and lower parts and detachably se
and means for restraining longitudinal separat
cured
to said'lower margin for providing relative
ing movement of said leg coverings and said torso
50
swinging
movement in a forward and rearward covering, said means comprising a strap element
direction between the latter said parts, said up
of flexible material extending continuously along
per part including a hip covering comprising a
said upper parts of the leg coverings inside said
series of- outwardly bulged substantially annular
suit at the inner region of said leg coverings and
portions tapering >from the outer region of the
extending between the respective said lower mar 55 hip to theinner region thereof at the central
gins of said upper parts, said str'ap element being ' junction of the leg covering and the torso cov
in sliding engagement with said wail material at
ering, band elements of flexible material disposed
substantially the central junction of said leg cov
circumferentially between adjacent annular p0r
erings and said torso covering for permitting ad
tions
for restricting outward bulging of said hip
Justing the length of said upper parts during do covering to said annulan portions and for prof
swinging movement of said leg coverings in said
moting swinging movement ofthe legcoverlng in v
direction and said means comprising a. pair of
said directionby limiting flexure of said hip cov- t
members,
each
said
tension
' compensating tension
eringto4 said annular portions, and means ex
member being disposed inside said suit at the
tending from said torso covering to said lower
outer region of each of said leg coverings and 65 margins along sai-l hip coverings for restraining
extending from said torso covering to said lower
longitudinal separating movement of said torso
margin of said upper part of the leg covering
and said leg coverings and for promoting _ilex
along said hip covering and each said tension
ure of said hip coverings at substantially thev
member comprising strip elements of flexible ma
pivotal axis of the hips of the wearer, said ilex
terial _arranged in a forked arrangement, . the 70 lble joint comprising a tubular member compris
junction of which being positioned at substantially
ing flexible >material having 'substantial fullness
the pivotal axis of the hip of the wearer and the
at spaced-apart positions along said member in
remote ends of said strip elements being secured opposite front and back portions in the direction
' to said torso covering and said lower margin of .
of forward and rearward swinging movement to
said upper part whereby said strip elements co 75 provide a series _of outward bulges in said oppo
operate in withstanding the tension load 'under
2,410,632
«
i7
^
site- portions and,> having >sidewall portions ex
tending longitudinally »along side regions of said
tubular member~ coextensive lwith> the front and
back bulged portions and between -and intercon
necting such bulged portions and _being of lesser
'
18
said element having a bearing race adjacent and
in register with the first said bearing race and
having a. depression in a face thereof opposite
the second said bearing race, and rotatable ele
ments disposed in 'said bearing races for securing
fullness as compared to said: ulged portions to
said »ring element to-said sleeve structure and for
promotev swinging movement`
adjacent parts
lproviding relative full-circle rotation between
_ of the leg covering in said dir '
‘nib'yiiexure of
said ring element and said structure, a second
said series of bulged portions ¿over? a substantial
sleeve structure secured to the other of said parts>
- extent of said leg covering `while‘lateral compact
and being in telescopic engagement at said exten
ness of the joint is maintained zunderiniiation of
sion and in overlapping .relation with the first said
the suit and joint, means restraining longitudinal
sleeve structure and having a depression >in a
separating movement of the ‘ad-jacent;v parts of ' face thereof adjacent the opposite face of said
the leg covering and restraining' outwardl bulging
element and in register with the ñrst said depres
ofjsaid sidewall portions, and- adetachableiffcon 15 sion, expansible-contractible ring means disposed
nector structure interconnecting saidiuxtubular
in said depressions between said ring element and
member to said lower -marginof said upper .part
said second sleeve structure and adapted to be
of the leg covering.
_
¿_
» '
`
`
9. A flexible joint for connecting adjacentlparts
of a limb covering of an'inilatable high-altitude 20
suit for maintaining the wearerv under air-pres-sure substantially greater than the surrounding
air pressure while providing for relative swing-.
ing movement of said parts forwardly and-rear
.
wardly, said joint comprising a tubular member 25
comprising flexible material having substantial
fullness at spaced-apart positions along said
member in opposite front and back portions in
the direction oi.’ forward and rearward _swinging
contracted inwardly relative to said sleeve struc- '
tures Afordetachably engaging said structures,
andsealing means between said structures at said
extension.
l1. A flexible joint for connecting adjacent
parts of an inflatable- high-altitude suit for main
taining the wearer under air pressure substan
tially greater than the surrounding air pressure
while providing for relative swingingmovement
of said parts forwardly and rearwardly, said joint
comprising a tubular member comprising flexible
material having substantial fullness at Yspaced- y
movement to provide a series of outward vbiilges
apart' positions along said member in opposite
in said opposite portions, said bulges being -con 30 front`> andback portions in the direction of for- »
tiguous with one another in each of said .opposite
ward and rearward swinging movement to pro
portions, and said tubular member'- having side
-vide
a _series of outward bulges in the front and
wall portions extending longitudinally along side
back portions, said bulges being contiguous with
regions of said member coextensive with the front
one another in each of said front and back por
and back bulged portions and between and in
' tions, _and said tubular member having sidewall
terconnecting such bulged portions andV being of
portions extending longitudinally along side
lesser fullness as compared to said bulged portions
to promote swinging movement of said adjacent '
parts in said direction by ilexure of said series
of bulged portions over a substantial extent of
said covering while lateral compactness of the
~ - e regions of said member coextensive with the front
and back bulged portions and between and inter
40 connecting such bulged portions and being of
lesser
fullness
and
substantially
restrained-
.. against loutward bulging as compared to said
joint is maintained under inflation of the suit and
bulged portions to promote swinging movement
joint, band elements of flexible material disposed
of said adjacent parts in said direction by fiexure
circumferentially between adjacent bulged por 45 of
said series of bulged portions while lateral com
.tions for restricting bulging of said member to
pactness
of the joint is maintained under infia
said -bulged portions'and for restraining -outward
tion of the suit and joint, said side walls restrain
bulging of said sidewall portions, flexible hinge
ing longitudinal separating movement of said
structures including ring elements attached to
adjacent parts.
"
’
said sidewall portions between said band elements 50 12. A flexible joint for connecting adjacentV
at substantiallyv thev respective central regionsl
parts of an inflatable high-altitude suit for main
longitudinally of said sidewall portions and op
taining the wearer under air pressure substan
positely disposed along said tubular member at a
tially greater than the surrounding air pressure
determinate distance from the longitudinal axis
while providing for relative swinging movement
of said tubular member, and tension elements of 55 of said parts forwardly and rearwardly, said joint ñexible material for restraining longitudinal sep
comprising a tubular member comprising ilexible
aratingl movement of said adjacent parts and for
material having substantial fullness at spaced
restraining outward bulging of said sidewall por
apart positions along said member in opposite
tions, said tension elements extending along said
tubular member through said ring elements at 60. front and back portions in the direction of for
_ and spaced from said sidewall .portions for per
mitting flexing of said hinge structures-duringÍ
said swinging movemenasaid tubular member
tending to assume a bent position under inflation
ward and rearward swinging movement to provide Y
a-series of outward bulges in the front and back
portions, said bulges being-contiguous with one
another in each of said front and back portions,
and said tubular member having sidewall por
conditions by virtue of the arrangement and co,- 65 tions extending longitudinally along side regions
operation of said hinge structures and said ten
sion elements.
`
"
l
10. A joint for connecting adjacent parts of an
of said member coextensive with the front and
back bulged portions and between and intercon
necting such bulged portions and being of lesser
inflatable suit for relative rotating movement of ‘
fullness and substantially restrained against out
said parts, said joint comprising a sleeve structure 70 ward
bulging as compared to said bulgedliiortions`
secured to one of said parts and including a
to promote swinging movement of said adjacent
bearing race at a, face thereof and intermediate
parts in said direction by ñexure of said series of
the ends of said structure providing an extension
bulged portions while lateral compactness of the
thereof and including a ring element mounted
joint is maintained under inflation. of‘the suit
at said face and overlapping saidl bearing race,
and joint, and -means including restraining
2,410,632
means at said sidewall portions for restraining.
longitudinal separating movement of said ad
-iacent parts and 'outward bulging of said sidewall
portions and for coniinlng bulging of said mem
“ber to said bulged portions.
13, A nexime Joint for connecting adjacent
` parts of an inflatable high-altitude suit for main
baciâ bulged portions and between and intercon
necting such bulged portions and being'of lesser
fullness and substantially restrained against out
ward bulging as compared to said bulged portions
to promote swinging movement of said adjacent
parts in said direction by nexure of said series of
bulged portions while lateral compactness of the `
joint is maintained under inflation of the suit and
taining the wearer under air pressure substan
joint, band elementsy of flexible material disposed
tially greater than the surrounding air pressure
while providing for relative swinging- movement 10 circumferentiaily of said tubular member between
adjacent bulged portions tor confining bulging of
of said parts forwardly and rearwardly, said joint
Y
said member to said bulged portions and for re
comprising a tubular member comprising ilexible
straining outward bulgingv of said sidewall por
material having substantial fullness at spaced
tions. and strip elements of ilexible material ex
apart positions along said member in opposite
tending along said tubuiar member at said side
front and back portions in the direction ot for
wall portions and secured directly thereto for
ward and rearward swinging movement to provide
restraining longitudinal separating movement oi
a-series of outward bulges in the front and back
said adjacent parts and for additionally restrain
portions, said bulges being contiguous with one
ing outward bulging of said sidewall portions.
« another in each of said front `and back portions,
RUSSELL S. COLLEY.
and said tubular member having' sidewall por 20
CARROLL P. KRUPP.
tions extending longitudinally along side regions
v of said member coextensive with the front and
DONALD H. SHOCK.
Certificate of Correction
Patent N o. 2,410,632.
November 5, 1946.
RUSSELL S. COLLEY ET AL.
It is hereby certified that errors appear in the printed specification of the above
numbered patent requiring correction as follows: Column 14, line 7, claim 2, for
“increasing” read incasing; column 15, line 22, claim 5, for “restraining” read restrict
ing; and that the said Letters Patent should be read with these corrections therein
that the same may conform to the record of the oase in the Patent Office.
Signed and sealed this 18th day of March, A. D. 1947.
[mL]
LESLIE FRAZER.,
First Assistant C'ommissioneiI of Patents.
Документ
Категория
Без категории
Просмотров
0
Размер файла
2 031 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа