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Патент USA US2407716

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Sept 17» 194%
F. G. MANspN
2,407,715
QUICK-RELEASE .CONNECTOR
Filed Oct. 11, 1944
' 's Sheets-Sheet 1.
Seépt- 17, 1946-v
F. G. MANSON
2,407,715
QUICK-RELEASE CONNECTOR
Filed Oct. 11, 1944
5
s sheets-sheet 2
.
‘Q
Sept. 17,1946.
>
‘F_ G, MANSON
‘2,407,715 '
QUICK~RELEASE CONNECTOR
Filed Oct. v11, 1944
s Sheeté-Sheet s
Patented Sept. 17, 1946
2,407,715
, UNITED STATES
PATENT ~OFFICE-5 1
2,407,715
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QUICK-RELEASE mums _
‘
‘Frank‘G'. Mansomohicageiu.
4_
" . Application'?ctober 11, 1944. Serial No. 558,264
‘
‘
12 Claims’.
wilfzlj'fzos‘) '
rality of straps. One such connector comprises‘
a hollow casing having a plurality of
spaced slots for
the shaft extends. through
20
the operating member. '
the: connector member for
.
a
For a more complete understanding of the in
position. Althoughcertain
vention. reference should (now be had to the
drawings in which:
1
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r
V
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Fig. I is an elevational view of a quick-release
connector embodying the invention looking at
the inner face of the‘conne'ctor, i. e.,“the face
which will be next to the body *of the wearer of
provide a quick-‘release connector havin’g'an even f
greater factor of safety and
of skill in manipulation of requiring a minimum
the releasing mecha
nism.
'
the parachute harness‘; ‘
i
Fig; 3 is‘ an elevational view similar to- Fig; 1
but showing the connector member rotated‘ to
rotatable
In carrying
connector
out the
member
invention in' oneuform,
releasing‘ position;
hollow’
'
i
Fig. 2 is- a side ‘elevational View‘ ‘of. the con
nector shown in Fig. 1;
‘.40.
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r
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Fig. 4. is a. side‘ elevational ‘view similar to Fig;
2 but showing‘ the ‘releasing position of Fig. 3‘;
- FigL'5 is‘a-seetional view taken along line 5-5
of Fig. '2 showing the connector member in ele»
45
vation;
‘
"
'
‘
‘
‘
“
'
‘ ‘Fig. '6“ is a sectional View‘ taken along the line
6-6 of_ Fig. I;'_
"
V
‘
' ‘
‘
‘_ Fig. 7i is ‘a ‘sectional’ view similar to Fig. 5 but
taken along the line‘ 1-41 of Fig. 4;
_
Fig. 8' is a sectional view takenalong the line
tie-8 of Fig‘ 3;.
..
‘
l .Eigs. Qand 10' are
fragmentarv sectional views
taken. along the lines §—9.
of Fig- 8,. respectively.‘
55
of Fig.6 and Ill-40
.
.
Figs. 11 and 12 are perspective views. of parts
2,407,710
,
30 are spaced apart, diametrically disposed radi
.
.riI
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ally extending slots are formed in the disc
of the quick-release connector in disassembled
relation;
Fig. 13 is a detail view of a portion of the oper
shaped operating member 24 and T-shaped lock
ing members 3| are disposed in these slots for
radial movement therein. Each of the locking
members 3| is provided with an arcuately shaped
head 32 and the periphery of the operating disc
24 is provided with circumferential notches'24a
for receiving the‘ arcuate heads 32 when the lock
.pressed inwardly each of the '
ing. members are
ating and locking mechanism with the front plate
removed in order more clearly to illustrate the
construction; and
'
Fig. 14 is an exploded V perspective view show
ing the shaft and bearing of the connector.
Referring now, tothe drawings; theinvention
is shown‘as embodied in a quick-release connector
notches 24a, as shown, subtending a substantial
angle at the periphery of the disc 24.
comprising a hollow disc-shaped casing l5 having
that itmay readilybe grasped in the hand of an
slots l6 for exposing portions of a rotatable conj- ‘
nector member I‘! which is mounted within the
casing. As shown best in Figs. 1, s, 5,‘and> 7,1I the ‘
connector member I‘! is provided with
three
side and
_ operator and the
i
hooking arms [8 that are open‘at one
with a connecting loop I9. A stop pin 20 which.
extends crosswise of the casing H5 is arranged’ 20
to be engaged by portions of the connectormem
rotation between the connecting position shown,
in Figs. 1 and 5 and the releasing position shown
in Figs. 3 and '7. When in connecting position,’ 25
each of the booking arms- It! extends across one of
the slots It in the casing for engagement by
harness hooks or similar fastening means ‘(not
shown),_ and a portion of the loop l9 extends
across the other slot l6 for engagement by a
hook 2|, as‘shown in Figs. 1
and 3. As is well understood in devices of this
simultaneously pressed inwardly. The arcuate
heads 32 extend about a substantial portion of
the periphery of the‘disc 24 to insure that the
operator-‘will not have to waste time feeling or
‘looking for them‘ when it is desired to rotate the
disc for quick release.‘
the hooking‘arms |8 move out of their associated
slots so that all of the harness hooks or fastening
means will immediately and‘ simultaneously'be
'
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I
t
'
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_
The'c'onnector member I1‘ ‘is mounted on‘ a
rotatable" shaft 22 which extends. through a'wall 40
of the casing I5 and through a member 23fwhi'ch
is secured to the outerwall of’ the casing bysuit
able screws‘ 2311' (Fig. 12) and forms'wbearin'g
for the shaft.’
The shaft 22,"'as‘
shown best in,
‘
_
Fig. 12, extends throughfandgbeyond vthe bearing 45
member 23' and a disc-shaped operating member
orhandle 24 '(Fig. l1) isprovided'adapted to
'
Each of the locking members. 3| is provided at
its inner end with an. angularly extending locki
ing key 33, and. as will be observed from Fig. 11
these locking keys 33 extend through the slots
21in the inner lamination 23, the length of the
slots being such as to permit inward and outward
radial movement of the locking members 3|.
The shaft 22 is provided with a reduced end
type. when the connector member I1 is rotated
to the releasing position shown in (Figs. 3 and '7,
released.’
arcuate heads 32 on the locking
member 3| project slightly beyond the periphery
Iofthe disc so that they may be grasped between
opposed surfaces of the operator’s hand and be
to limit the’ connector memberto
"
‘
ber l1 ‘so as
.
The diameter of the operating disc. 24 is such
four ‘radially extending circumferentially spaced “
portion 34 ‘which extends beyond the operating
disc 24 and is provided with screw threads ‘to
receive a suitable washer 35 and a nut 36 (Fig. 6)
for holdingthe operating member 24 on the shaft
with the inner lamination 26 engaging the bear
ingmember 23. In order to key the operating’
disc 24 to: the shaft 22 so. that rotation of the
operating disc will effect rotation of the con
nector member 11, the shaft 22is provided with
diametrically disposed'axially extending slots 31.
When the operating disc 24 is mounted on the
shaft the locking keys 33 project into the slots
31' in the shaft and key the operating disc-to
the shaft.
1
"
" .
As shown best in Figs. 6, 8 and 12, the shaft 22
is provided witha transverse bore or aperture 38v
v
and the inner end of each of the locking mem
‘Although the ‘operating member 24 may be
3| is provided with a recess 39. A coil spring
formed in‘ any desirable mariner, ‘it is- shown'a's 50 bers
40 is‘ disposed in the aperture 38 with its opposite
being made up of ‘a plurality of laminations se
ends projecting into the recesses39 in the locking
cured together by suitable screws 25.‘ The inner
members 3|. vThus the spring“ is effective at
lamination 23; which rests against the outer sur
all times to urge the locking members radially
face of the bearing member 23 ‘when the device
is assembled. is provided with acentral aperture 55 outward toward the projecting positions shown
particularly in Figs. 5 and 6.
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.
through which the‘ shaft projects'and with suit
In order effectively to lock the operating disc
able diametrically disoosed slots 21 which extend
engage the projecting end of theshaft 22. '
radially from the ‘central aperture for a purpose
l 24 in a position corresponding to the .'connect-'
i-ng'ipo'sition of the connector member '|‘! the
which‘ will be more fully described hereinafter.
The outer lamination 28 of the'disc-shaned 60 bearing member 23 is provided with axially ex
tending diametrically ‘disposed slots 4| which are»
handle member ‘is similar’ in‘ con?guration to the
arranged for alignment with the‘ slots .31. in the
inner laririinatio'n~ 23 except that it‘is not provided
shaft 22 when the connector member 21- and the
with slots corresponding ‘to‘the'slots‘?'. ;In be
tw'een'thev laminations 26 and 28 are ‘disposed
two sets of laminations 29 and 3|) which are
shaped as shown in'Fig. l3 and‘ spaced-apart on
. opposite
sides
of
a
diametric line - extending
shaft 22 are rotated to the connecting ‘position ‘
shown in Figs. 5 and 6. With the slots '31’ and
4| in alignment, the spring 40 moves the locking
members 3| outwardly and the locking keys 33
enter the slots 4| in the bearing member 23
throughthe slots 21 of the innerilamination. In
thereby .to prevent rotation of the connector
Fig. 13 the inner lamination 26 is removed in
‘ member by the disc 24. When the disc 24 is
order more clearly-to show the shape of the lami
grasped and the twov locking members 3| are
nations 29 and 39. Although'three laminations
are shown in each of the groups 29 and 30,,it
forced inwardly by exerting pressure on thev
arcuate heads 32, the locking‘keys 33 move to a
will ‘of ‘course be understood that any desired
number may be employed and that the lamina
position in which the locking keys are disposed
entirely within the slots 31 in the shaft'2-2; In
tions may be made of any suitable thickness.
Due to the fact that the laminations 29 and
2,407,716
other words, the locking keys 33 move out of the
slots 4| and consequently the shaft 22 is freed
for rotation of the connector member 21 to the
releasing position shown in Figs. 7, 8, and 10.
It will be observed that the locking'members
are disposed on opposite sides of the
casing.
10
2. In a quick-release connector of the type
having a hollow casing and a connector member
therein rotatable relative to said casing between
15
and thus an extremely high factor of safety is
obtained.
In order to operate the connector member to
releasing position, it is necessary only to grasp 20
the operating disc 24 in the palm and ?ngers of
the hand so as to press inwardly on the opposed
arcuate heads 32, and then rotate the disc to
the position shown in Figs. 3. 4 and 7. To again
25
projecting locking positions due to the fact that 3O. ..
the locking keys 33 in the slots 31 are brought
into alignment with and can move outwardly
into the slots 4! in the bearing member 23,
locking members to predetermined inner posi
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shaft and said
connector member relative to said casing is per
mitted.
ing a wall of the casing 15. The casing l5, as
shown best in Fig. 6, is preferably formed in two
halves, one half being secured to the shaft 22 by
means of the screw 42 and the washer 43 and
the other half of the casing !5, which carries
securement of the operating disc 24
posite end of the shaft
While I have shown a
of my invention, it will be understood, of course,
50
spirit and scope of my invention.
‘
Having thus described my invention, what I
claim and desire
by Letters Patent is: 55
65
said
connector member to said releasing position
is
permitted.
70
wall of said casing, a disc-like
operating member on said shaft having a pair of
75 slots extending radially on opposite sides of said
shaft in diametric relation, a locking member dis
2,407,715
7
posed for radial ‘movement in each of said-slots;
said locking key upon radial movement of said
locking member passing out of said slot in said‘
dially outwardly to positionswherein the respec
annular member to free said shaft from saidan
nular member thereby to permit rotation of said
tive outer ends project beyond the periphery of
said disc-like member, the distance between said
projecting ends being such as to permit simul
taneous inward pressure thereon by opposed grip
ing said'locking member to said outer position upon rotation of said connector member to said
spring means urging ‘said locking members ra-'
connector member to releasing position by said
operating member, and spring means for operat
ping surfaces of a human hand when the periph
connecting position.
,
a‘ '
ery of said disc-like member is gripped for manual 10 '7. In a quick-release connector of the type
having a, hollow casing and a rotatable connector
for preventing movement of said
rotation,
means to said projecting positions ex
member therein, the combination of a shaft for
locking members
said member extending through a wall of said
cept when said connector member is in said con
casing, an annular member surrounding a por
necting position, and means effective when either
of said locking members is in its outer projecting 15 tion‘ of said shaft‘ andsecured to said casing, the
adjacent surfaces of said shaft and said'annular
position to lock said shaft against rotation rela
member having axial, slots therein disposed for
tive to said casing, said locking means being
radial alignment when said connector member is
rendered ineffective only upon movement of both
in its connecting position, an operating member
of said locking members to predetermined inner
positions, whereby rotation of said shaft and 20 loosely mounted on said shaft, a locking member
carried by said operating member radially mov
said connector member to said releasing position
is permitted.
able between inner and outer positions, said lock
ing member including a locking key extending
into said slot in said shaft to key said shaft to
>
5. In a quick-release connector of the type hav
ing a hollow casing and a connector member
therein rotatable relative to said casing between 25 said operating member for rotation thereby, said
locking key being movable partially into said slot
connecting an releasing positions, the combina
in said annular member by movement of said
tion of a shaft for said connector member'ex
to said
outer position when said’
tending through a wall of said casing, an operat
locking member
'
slots are in alignment to lock said shaft against
tending radially on opposite sides of said shaft 30 rotation, said lock-ing key upon radial movement
of said locking member'passing out of said slot
in diametric relation, each of said slots terminat
in‘ said annular'rnember to free said shaft for
ing in a circumferential notch subtending a sub
rotation by said operating member whereby said
stantial angle at the periphery of said disc, a
ing disc on said shaft having a pair of slots ex
connector member is rotated to releasing position,
substantially T-shaped locking member disposed
and spring means resiliently urging said locking
for radial‘ movement in each of said slots, the
head of each T-shaped locking member being ar
cuate and adapted to lie in one of said circum
ferential notches When said locking member is
in an inner position, spring means urging said
locking members radially outward to positions
wherein said arcuate heads project beyond the
member toward said outer position. '
-
8. In a, quick-release connector of the type
having a hollow casing and a rotatable connector
member therein, the combination of a shaft for
said member extending through ‘a wall of said
40 casing, an annularmember surrounding a, por
tion of said shaft and secured to said casing, the
periphery of said disc, the distance between said
adjacent surfaces of said shaft and said annular
heads when in said projecting positions being
member having axial slots therein disposed for
such ‘as to permit simultaneous inward pressure
thereon by opposed gripping surfaces of a human ' radial alignment when said connector member is
in its connecting position, an operating disc on
hand when the periphery of said disc is gripped
said shaft having a radially'extending slot there
for manual rotation, means for vpreventing out
in, a locking member radially movable in-said
ward movement of said locking members to said
projecting positions except when said connector
member is in said connecting position, and means
effective when either of said locking members is
in its outer projecting position to lock said shaft
against rotation relative to said casing, said lock
ing means being rendered ineffective only when
slot in said disc between an inner and an outer
position,.the_ outer end of said locking member
being of arcuate shape and adapted to project
beyond the periphery of said disc when said lock
ing-member is in said- outer position, said disc
having a notch in the periphery thereof for re
both of said locking "members are in said inner 55 ceiving said arcuate end of said locking member
upon movement to said inner position, said look
positions, whereby rotation of said shaft and said
ing member including a locking key extending
connector member to said releasing position may
be effected by said disc.
6. In a quick-release connector of the type ‘hav
ing 'a hollow casing and a rotatable connector
member therein, the combination of a shaft for
said member extending through a wall of said
casing, an annular member surrounding a por
tion of said shaft and secured to said casing, the
into said aligned slots when saidlocking member
is in said outer position to lock said shaft against
rotation relative to said annular member thereby
to retain said connector member in connecting
position, said locking key upon movement of said
locking member to said inner position passing out
of said slot in said annular member, to;v free said 7
shaft from said annular member and permit ro
tation of said connector member to releasing
position by said operating disc, and spring means
adjacent surfaces of said shaft and said annular
member having axial slots therein disposed for
radial alignment when said connector member is
in its connecting position, an operating member
for operating said locking member to said outer
position upon rotation of said connector member
on‘ said shaft, a locking member carried by said
operating member radially movable between in
ner and outer positions, said locking member in
cluding a locking key extending into said aligned
slots when said locking member isin its outer
position to lock said shaft against rotation rela
tive to said annular member thereby to retain
saidconnector member in connecting Position,
70
to connecting position.
‘
9. In a quick-release connector of the type'
having a hollow casing and a rotatable connector
member therein, the combination of a shaft for
said’ member extending through a wall of said
casing,,an_annular member surrounding a por
2,407,715
tion of said shaft and secured to said casing, the
adjacent surfaces of said shaft and said annular
member having axial slots therein disposed for
radial alignment when said connector member is
in its connecting position, an operating disc
10
is in its connecting position, an operating disc
mounted on said shaft beyond said bearing mem
ber and having a radially extending slot therein,
a locking member radially movable in said slot
mounted on said shaft and having a radi C1 in said disc and having an arcuate outer end,
ally extending slot therein, a, locking member
said disc having a peripheral notch for receiving
said arcuate end when said locking member is in
radially movable in said slot in said dis-c, the
outer end of said locking member being of arcuate
its inner position, spring means urging said lock
shape and adapted to extend beyond the periph 10 ing member to an outer position wherein said
arcuate end projects outwardly from the periph
ery of said disc when said locking member is in
its outer position, said disc having a notch in the
periphery thereof for receiving said arcuate end
upon movement of said locking member to its
inner positio , said locking member including a
locking key extending into said slot in said shaft
to key said shaft to said disc for rotation thereby,
said locking key being movable partially into said
said spring means upon alignment of said axially
slot in said annular member by movement of said
locking member to said outer position thereby to
extending slots moving said locking member to
lock said shaft against rotation when said axial 20 said outer position to move a portion of said lock
slots are in alignment, and spring means resil
ing key into said slot in said bearing member
iently urging said locking member toward said
and thereby lock said shaft and connector mem
outer position, said locking mem-berupon move
ment to said inner position moving said locking
key out of said slot in said annular member to 25
free said shaft for rotation by said disc whereby
said connector member is rotated to releasing
position.
free said shaft and connector member for rota
tion by said disc to a releasing position.
12. In a quick-release connector of the type
having a hollow casing and a rotatable con
30 nector therein, the combination of a shaft for
said rotatable member extending through a wall
of said casing, a, bearing for said shaft secured
to said Wall, said shaft having a pair of diamet
rically disposed axially extending slots in the
shaft having an axially extending slot therein,
an operating member on said shaft, a locking 35 surface thereof, an operating member on said
shaft extending transversely thereof and having
member carried by said operating member mov
able radially of said shaft, said locking member
dially from said shaft,
including a locking key extending into said slot
respectively disposed in
to key said shaft to said operating member for
rotation of said connector member, said bearing 40 posite sides of said shaft for inward and outward
having an axially extending slot in the inner
radial movement, spring means urging said look
ing members to outer positions wherein the outer
surface thereof in radial alignment with said slot
ends thereof project beyond said operating mem
in said shaft when said connector member is in
connecting position, and spring means for re
ber, each of said locking members including a
locking key extending into the adjacent axial
siliently urging said locking member radially out-'
ward from said shaft, said locking member upon
outward movement when said slots are in align
ment moving a portion of said locking key into
said slot in said bearing to ‘lock said shaft and
said connector member in connecting position, 50
nector member therein, the combination of a
shaft extending through a wall of said casing, a
bearing for said shaft secured to said wall, said
bearing to free said shaft and connector member
for rotation to releasing position.
11. In a quick-release connector of the type
having a hollow casing and a rotatable connector
bearing slot and lock said shaft and connector
member therein, the combination of a shaft for
member against rotation, said locking members
said member extending through a wall of said
being movable inwardly by pressure against said
casing, a bearing member surrounding a portion
'
'
of said shaft and secured to said casing, the ad 60 projecting outer ends to
jacent surfaces of said shaft and said bearing
member having axial slots therein disposed for
radial alignment when said connector member
FRANK G. MANSON.
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