close

Вход

Забыли?

вход по аккаунту

?

Патент USA US2125158

код для вставки
7 July 26, 1938~
G. H. GILLIS
2,125,158
LOCKING DEVICE FOR REMOVABLE HEELS
Filed larch 20. 1937
1,, 62024
w
Patented July‘ 26, 1938
2,125,158
UNITED STATES‘ PATENT OFFICE '
2,125,158
LOCKING DEVICE FOR REMOVABLE HEELS '
I
George H. Gillis, Fitchburg, Mass.
Application March 20, 1987, Serial No. 132,011
3 Claims. (CI. 36-36)
This invention relates to a detachable heel and
improved securing means for maintaining the
use, it is necessary to prevent forward movement
thereof in its own plane. For this purpose, I
provide a locking element which, as illustrated
in Figures 1 and 2, may be-in the form of a pin
heel in proper position. ‘A removable rubber heel
is described and illustrated in my Patent No.
5 1,966,293, granted July 10, 1934. It is an object ' 30 having a head 22. As shown, the pin 20 pro- 5
of the present invention to provide means for iects through a hole in the sole 22 so that the
more securely maintaining the heel in place, such head 32 is flush with the inner face of the sole.
means being adapted to permit the removal of The hole through which the pin projects is so
the heel when'desired. As indicated in the said located that the pin bears laterally against the
10 patent, the heel is so formed as to be removable breast of the heel 30', preferably at or near the 10
from its‘ base by sliding forward in its own plane. mid-point of the breast. In order to remove the '
To retain the heel in position, an obstructing ele
heel i0, it is only necessary to push the pin 22
ment is provided to engage the heel at or near its back into the shoe so as to leave the heel free
forward end or breast and on its front-to-rear
35 median line. A locking element in such position
is not made ineffective by distortion of marginal
portions of the heel such as may result when
the side of the heel is strongly rubbed against
or caught on some other object when in use.
20
tov be pushed forward out of engagement with the
heel seat I6. Within the shoe, I preferably pro- 1|
vide a heel pad 33 which extends from the rear
end of the sole a sufllcient distance forward to
overlie and cover the head 32 of the pin 30, the
forward edge of the peel pad being near the head
Various embodiments of the invention, as here
inafter described, are illustrated on the drawing
of the pin so that it is necessary to turn back
only a small portion of the pad, as indicated in
of which
I
Figure 2, to expose the pin head 22 for the re
Figure 1 is a perspective view of the heel por
moval of the pin. Thus, while the shoe is in use,
tion of a shoe, showing an embodiment of the in- ' the pin is held in position where it serves to pre
vent any movement of the heel in a forward (1125.vention.
Figure2 is a longitudinal sectional view of the rection.
same.
Figure 3 illustrates a modi?ed form of the in
Figure 3 is a sectional view showing a modified vention, this modi?cation consisting of a screw
form of the invention.
36 which is driven through the sole 22 and down
30
Figure 4 is a sectional view showing another into the heel I0 so that the head 38 of the screw
modi?ed form of the invention.
'
is flush with the inner face of the sole. In order
Figures 5 and 6 illustrate another modified to increase the effectiveness of the screw 38 as
form of the invention, the parts being shown in a locking member to prevent forward movement
different positions.
of the heel i0, I may provide a washer 40 of
35
In the embodiment of the invention illustrated suitable material such as leather, fiber, or the
in Figures 1 and 2, I provide a heel iii, prefer
like, this washer being preferably set into the
ably of rubber, having an upper portion I 2 the upper face of the heel when the heel is molded.
side and rear edges of which are offset inwardly The washer is preferably located near the mid
from the side and rear edges of the heel and point of the breast of the heel. A heel pad 32
40 are undercut as at it so as to provide a dove
may be provided to overlie the screw head 38
tail interlock with a U-shaped heel seat i 6 which, smoothly. In order to remove-the heel for re
as indicated in Figure 2, is preferably fastened placement, it is only necessary to turn back the
permanently to the shoe as by nails 20 or other forward end of the heel pad, and then to unscrew
suitable fastening elements. The heel seat I6 is the screw 36 with a suitable tool. The heel may
45 preferably assembled on the last with the sole then be slid forwardly in its own plane to remove
22 and upper 24 of the shoe. The inner edge it from the heel seat i 6.
.
of the heel seat It, overlapping the undercut
A further modification of the invention is shown
edge iii of the heel, prevents removal movement in Figure 4 wherein is illustrated a screw 44 which
of the heel from the heel seat in every direction is driven up through the bottom of the heel so
50 except forwardly in the plane of the heel. The that its point penetrates partly through the sole
structure of the heel and heel seat may be, and 22. A metal washer 46 may be embodied in the
preferably is, substantially identical with the heel heel if desired, through which washer the screw
and heel seat illustrated in my said Patent No. 44 may project so as to act as an effective means
1,966,293.
55
In order to retain the heel in position while in
20
25
30
35
40
45
50
of holding the heel against the bottom of the
sole as well as to prevent forward movement of 55
' 2
2,125,158
the heel relative to the heel seat. The screw 44
is preferably located near the mid-point of the
breast of the heel so that it is "as far removed as
possible from'the side and rear edges of the heel
which are liable to be distorted at times when the
heel is in use.
Figures 5 and 6 illustrate a heel having a fas
tening element 50 molded into the breast portion
thereof near the middle and projecting from the
10 breast. As shown, the element 50 is an L-shaped
metal piece, one arm being embedded in the heel
itself, and the other arm projecting upwardly in
front (of the breast of the heel so as to enter a
notch or recess 52 in the lower face of the sole 22.
In order to remove the heel, the mid-portion
thereof at the breast must be sprung away from
‘the sole by the use of a suitable tool until the
locking element 5|! clears the recess 52.
heel
is then removed as indicated in Figure 6.
20
It is evident that various modi?cations and
changes may be made in the speci?c embodiments
of the invention herein shown and described
without departing from the spirit or scopethere
of as de?ned in the following claims.
'25
a removable obstructing element normally pre
venting forward movement of said heel, said ele
ment comprising a pin projecting through the sole
of the shoe at the breast of the heel and bearing
laterally against said breast.
-
2. In a shoe, a sole, a heel base secured to the
heel portion of said sole, a rubber heel remov
ably mounted on said base, said heel and base
having interengaging portions preventing remov
al movement of said heel in every direction ex
cept forwardly in its own plane, locking means
comprising a headed pin projecting through said
sole from within the shoe and bearing laterally
against the breast of the heel near the mid
10
point thereof, said element having its head flush 15
with the inner face of the sole, and a heel pad
overlying the head of said element.
3. In a shoe, a sole having a recess in the
shank portion thereof, a heel base fastened to the
heel portion of said sole, a heel removably 20
mounted on said base, said heel and base having
interengaging portions preventing removal move
ment of said heel except forwardly in its own
plane, and means normally preventing forward
movement of said heel, said means comprising an 25
,
1. In a shoe, a heel base fastened to the shoe, element having a portion embedded in the mid
a heel removably mounted on the base, said heel breast portion of the? heel so as to project from
and base having interengaging portions pre-, the breast thereof and an upstanding portion venting removal movement of said heel in every normally projecting into said recess.
direction except forwardly in its own plane, and
GEORGE H. GILLIS,
30
I claim:
Документ
Категория
Без категории
Просмотров
0
Размер файла
255 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа