close

Вход

Забыли?

вход по аккаунту

?

код для вставки
Jan. 7, 1947.
è, R, HAWES '
_
2,414,041
KEY HOLDER SUPPORT
Filed oòt. 9, 1945
INVENTOR
' 650/965 if. Han/£6
Patented Jan. 7, 1947
l2,414,041
UNITED STATES PATENT OFFICE
2,414,041
KEY HOLDER SUPPORT
George It. Hawes, Longmeadow, Mass., assignor
to Buxton, Incorporated, Springfield, Mass., a
corporation of Massachusetts
Application October 9, 1943, Serial No. 505,677
'
7 Claims.
(o1. 70.-456')
This invention relates to key cases and more
particularly to an improved key holder support
i
been. somewhat exaggerated in the interest of
clearness.
by means of which the individual key'holders are
Referring to the drawing, a key holder support,
releasably attached to the. case and supported
therein for swinging movement in andi out of 5 generally indicated at I 0, constructed according
to the invention, is shown in Fig. 1 secured in a
the case in the use of the> keys.
case II which case may bev of any usual or de
One object of the invention is to provide a
sired form.
device of this character which combines light
ness and strength with the> needed security in
In general the key holder support I0 is made
up of an aligned series of cells or chambers I2
the relea'sable.> attachment of `the key holders: to 10 separated from each other by Walls I3 in which
chambers the heads I4 of the key holders I5,
A further object is the provision of an im
later more fully described, are individually and
proved key holder and keyv holder support com
releasably coniined. The support extends down
the support.>
bination.
Wardly from the chambers I2 in the form of a
Another object is to provide a, construction 15 plate> portion I6 by Which the support isv riveted
which may be die cast or molded, making avail
or otherwise» secured to the case II as at I'I.able various thermo-plastic and heat setting’com
The frontY and ceiling walls of the chambers I2
positions, as well as metals and alloys, for its
are formed with slots I8 in which the shanks of
construction;
key holders slide as the holders are swung
Other andfurther objects residing in the form 20v the
to and from the case. Each chamber is open
of the parts andv theA details of construction will
at the rear as indicated at. I9, and the slots
become apparent from the following specification
I8 open at one end to these rear, or exit, open
and claims..
‘
In the accompanying drawing,
ings I`9. The walls I3 completely separate the
chambers I2 from ea'ch other and segregate the
Fig.` 1. is a. front elevation of a key holder sup- 25 heads
I‘lI ofthe key holders.
port,` embodying my. invention, mounted in» a
The
width of slots I 8 is less than the trans
case,. the latter being open;
verse dimensionV of the heads of the keyv holders
Fig;y 2 is a sectional View substantially“ on line’
so that the holders` are held on the support at
2-2 of Fig. 1;
all points of movement of the holders in their
Fig. 3 is a sectional view substantially on linev 30 slots; The dimensions of the exit openings I 9 are
such as’ to permit escape of the heads I 4 from
Fig. 4 is a sectional view substantially ony line
the chambers but such escape is normally pre
4_4 of Fig. 1;
vented by shiftable means which in one posi
Fig. 5 is a sectional view substantially on line
tion obstructs` the openings I9 of each of the
5_5 of Fig. 1;
3-3 of Fig. 1;
Fig. 6 is a fragmentary isometric view of the
35 chambers. As shown, the exit obstructing means
comprises a cylindrical member 20 extending
through the several aligned chambers I2 and
Fig. 7 is a sectional View similar to Fig. 2 but
journal'ed in the partition walls I3 and the end
showing thev parts in releasing position;
walls 2|'. Intermediate the portions 22 of' the
Fig. 8 is a view similar to Fig. 5 but with parts 40 cylinder ZIJ which engage in the bearing openings
broken away to better show the springs;
in the chamber walls, the cylinder is cut away
Figs. 9 and 10 are fragmentary isometric views
as shown atA 23. The diameter of cylindrical
similar to Fig. 6, but respectively showing two
member 2U and the depth of cuts 23 are such that
alternative forms of chambers;
when the cylinder is rotated in its bearings to
support;
Fig. 11 is an isometric view of a key holder
5 position a substantial ory major portion of the
construction which has-a; special' utility in com
diameter of' the cylinder across the exit openings
I2 as in Figs. 2 to 6, the heads of the key holders
cannot pass through the exits but when rotated
invention, the key holder being shown closed.;
and'
`
to a position to present the cuts or‘a substantial
Fig. 12 is a View of the key holder of Fig. 11 50' portion thereof across the exits as shown in Fig.
’2, the heads may be passed through the exits,
opened for the application or removal of a key.
as indicated’in thelatter ñgure.
It will be understood that the drawing is not
The cylindrical retaining’ member 2€]> is' pro-V
to. scale and the proportionate thickness of someV
ofy thepartsand thawidth of the chambers haver 5,55’ vided at' one` end, outwardlyv of one, of the. end
biration with the supporting structure of_ this
walls: 2.1 withan operating lever 25. A< suitable
2,414,041
spring 26 is provided to normally hold the mem
ber 2D in position to prevent escape of the heads
through the exits I9. As shown, the outer face of
the end wall 2l adjacent the lever 25 is cut away
to form a segmental depression 21, providing
shoulders 28 and 29 forming stops engaged by
the lever 25 at the extremes of the closed and
open positions respectively of the cylinder 20.
4
Figs. l1 and 12. In general the improved key
holder comprises a head formed of rigid material,
preferably in the shape of a cylinder, to which
the ends of a length of flexible material 46 are
anchored in close proximity to each other to form
an elongated loop 4I. The flexibility of the ma
terial of which the loop is formed is such that
the loop can be twisted about its major axis
' through an angle of at least 180° relative to the
A spring 26 is anchored at one end in the mem
head I4, so that when the head is connected to
ber 20 as indicated at 3l) in Fig. 8. the other end 10 the support Iû a key carried by the loop may be
riding in a generally radial undercut groove 3l
turned and manipulated in a lock. The ends of
formed in the end wall 2| between the shoulders
the length 46 may be anchored to the head by
28 and 29. The undercutting of groove 3| in
molding or casting the ends thereof into the ma
which the spring engages holds the cylinder 20
terial
of the head or in any suitable manner
15
against axial movement.
A key may be secured to the holder, when the
In Figs. 2 to 6, the cylindrical member 2_0 is
latter is removed from the key case support, by
shown as having bearings only in the walls I2
passing the end of the loop through the opening
and ZI. If desired the member 2E] may be pro
in the key and then passing the head I4 through
vided with a semi-cylindrical bearing 35 across
the extending end of the loop, but preferably the
the floors of the chambers I2 as shown in Fig. 9,
head I4 is divided into two parts, the ends of the
thus providing greater resistance againstoutward
length 46 being anchored one to each part so
thrust of the key holder heads when the member
that the key may be threaded on the loop as
20 is in position to prevent removal of the key
shown in Fig. l. As shown in Figs. 11 and 12 the
holders. In this arrangement too, the surface
head I4 is divided -lengthwise into separable
of portions 23 will lie substantially hush with the 25 halves or parts 49 and 56. Each half is provided
floor of the chambers I2 when the member 2l] is
with a dowel 5I which nts into a corresponding
rotated to chamber opening position, thus facili
hole 52 in the other half when the halves are
tat-ing the removal of the key holders,
joined together. The dowels fit suñiciently tight
In both forms so far described the ceilings of
ly in their holes so that some degree of force is
the chambers are thickened slightly adjacent 30 necessary to separate or assemble the halves.
the open ends of the slots I8 as at 36, providing
The length of the cylinder is preferably only
reenforcement at this point and forming arcuate
slightly less than the distance between the cham
seats as at 3'! in which the heads of the key hold
ber forming partitions I3 oi the support I0, the
ers tend to seat when the holders are swung out
difference being only enough to permit the cyl
wardly and upwardly from the case for manipu
inder to rotate freely when it is placed in one of
lation of the keys in a lock. In both these forms
the chambers. Partitions I3 thus serve as means
the rear face of the aligned chambers is inclined
to keep the shank portion of the loop 4‘I centered
away from the case II to provide a space, indi
in its slot I8 as it travels therealong when the
cated at 38 to facilitate passage of the key holder
lead is rotated in swinging the key and loop in
heads in removing them from or inserting them 40
wardly and outwardly of the case. Abrasive con
in the chambers I2.
tact of the shank portion of the loop with the
In Fig. 10, another alternative form is shown in
edges of the slot is thereby prevented or mini
which the rear faces of the chamber partitions
mized.
and end walls extend flush with the rear surface
loop may be made from any material hav
of plate portion I6 as at 40 and 4I respectively. 45 ingThe
suiiicient flexibility, strength and wear resist
The chambers I2 in the form of Fig. 10, are of
ance for the purpose. A cord of braided or twist
more regular shape and incline slightly upwardly
ed “nylon” or similar plastic filament; piano wire
from the rear. The key holder heads thus tend
or a line, braided wire; a length of raw-hide; or
to engage the upper rounded end of the chambers
a cotton or linen cord impregnated with a flexible
when the key holders are swung from the case in
plastic may be used. The head I4 may be made
use. The locking cylinder 20 and its associated
of the same materials suggested as suitable for
parts may be identical with those previously de
the support Iû.
scribed. 'I‘he form shown in Fig. 10 operates
The use of the iiexible loop key holder permits
otherwise in the same manner as the forms pre
viously described, but the casting dies or molds 65 the keys to adjust themselves more easily in the
key case than do the rigid key holders heretofore
required in its construction may be somewhat
used and their use reduces the bulk of the key
simplified.
case as a whole. Furthermore, when the key
The cellular or chambered form of the support
and holder are temporarily detached from the
is important. The partition walls not only pre
vent interference of the several key holders with 60 case, for separate use of the key, the decreased
bulk and flexibility of the holder has obvious
each other but provide reenforcement to the parts
advantages as when the key and its holder are
adjacent the slots which are under strain during
placed in a pocket or purse.
manipulation of the keys on the holders, thus
What I claim is:
'
permitting those part-s to be relatively thin even
1. A key supporting device for key cases which
when made of thermo or heat setting plastics, or 55
comprises, a key holder having an enlarged
when die cast from light metals or alloys. The
head and a key carrying loop of flexible mate
partitions also make it possible to provide a plu
rial extending therefrom, said loop being suf
rality of bearing surfaces for the locking member.
ficiently iiexible to permit a key carried thereby
While thekey supporting structure so far de
scribed provides the mentioned advantages when 70 tobe rotatedat least 180° about the majoraxis
of the loop, a support for said key holder in which
used with any desired or conventional form of
said head is rotatably mounted, a slot in the sup
headed key holder, further advantageous results
port through which said flexible loop extends andY
are secured when it is used in combination with
along which the shank- of the loop may travel~
the novel key holder one embodiment of which
is illustrated in the drawing and best >shown in 75 when the head is rotated in its support, means
5
2,414,041
to maintain the shank of the loop substantially
centered in the slot, and means for releasing the
head from the support.
2. A key supporting device for key cases which
comprises, a plurality of key holders each hav
ing an enlarged head and a key carrying loop
of ilexible material extending therefrom, said
loops being suñciently ilexible to permit a key
carried thereby to be rotated at least 180° about
the major axis of the loop, a support in which
said heads are individually mounted for inde
pendent rotation, a plurality of slots in the sup
port, one adjacent each head` through which
the ilexible loop of the adjacent head extends and
along which the shank of said loop may travel
when its head is rotated in the support, means
6
ñciently flexible to permit the loop to be twisted
about its major axis through an angle of at least
180° relative to the head.
5. A key holder for key cases which comprises
a head formed of rigid material, said head being
divided into two parts separable from each other,
means normally holding said parts in joined rela
tion, and a length of flexible material having its
end portions rigidly connected in parallel rela
tion one to each of said parts, the points of an
chorage being closely adjacent, when the said
parts are in joined relation, to form said length
of material into an elongated loop, the material
of the loop being sufficiently ilexible to permit
the loop to be twisted about its major axis through
an angle 180° relative to the head.
to maintain the Shanks of the loops substantially
6. A key holder for key cases which comprises
centered in their respective slots and means for
a generally cylindrical head formed of rigid ma
releasing the heads from the support.
terial, said head being divided longitudinally into
3. A key supporting device for key cases which 20 two parts separable from each other, means nor
comprises, a plurality of key holders each hav
mally holding said parts in joined relation, and
ing a substantially cylindrical head and a key
a length of ilexible material having its ends an
carrying loop of flexible material extending there
chored one to each of said parts, the points of
from, said loops being sui’liciently flexible to per
anchorage being closely adjacent, when the said
mit a key carried thereby to be rotated at least
parts are in joined relation, to form the said
180° about the major axis of the loop, a support 25 length of material into an elongated loop, the
in which said heads are individually mounted for
material of the loop being sul'l'ioiently flexible to
independent rotation, a plurality of slots in the
permit the loop to be twisted about its major
support, one adjacent each head, through which
axis through an angle of 180° relative to the
the flexible loop of the adjacent head extends
30 head.
and along which the shank of said loop may travel
7. A key supporting device for key cases which
when its head is rotated in the support, means
comprises, a plurality of key holders each hav
engaging the ends of the several cylindrical heads
ing an enlarged head and a key carrying loop
to maintain the Shanks of the loops substantially
of
flexible material extending therefrom, said
centered in their respective slots and means for
loops being sufficiently iiexible to permit a key
releasing the cylindrical heads from the support. 35 carried thereby to be rotated at least 180° about
ll. A key holder for key cases which comprises
the major axis of the loop, a support to which
a head formed of rigid material, and a length of
said
heads are individually connected for inde
flexible material having its end portions rigidly
connected to said head in close parallel proximity 40 pendent movement relative to each other, and
means for releasing the heads from the support.
to each other to form an elongated loop, the
material of which the loop is formed being suf
GEORGE R. HAWES.
Документ
Категория
Без категории
Просмотров
0
Размер файла
505 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа