JPS6224083B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an anti-slip device for preventing slips and falls when walking on slippery surfaces such as frozen roads or snow-covered roads, and particularly relates to This item relates to a non-slip device that has a structure in which the non-slip part can be stored in a recess provided in the sole of the footwear by inverting the non-slip device when walking on a normal road surface or an indoor floor surface. be.

Conventionally, when walking on frozen or snow-covered roads, the sharp anti-slip part at the tip of the anti-slip claw attached to the sole of the footwear is activated to provide an anti-slip effect; In 1977, a device was developed to store the anti-slip device in the non-stepping part of the footwear so that the anti-slip part did not protrude from the ground surface of the sole when not in use.
-8255, this shoe sole anti-slip device has a metal fitting with an anti-slip claw formed at the tip that can be reversed with respect to the seat plate, but it does not have a mechanism to hold and fix the metal fitting in any position. Since the metal fittings do not have this feature, the metal fittings move while being worn, making it impossible to fully exhibit the anti-slip effect.

The present invention solves the above-mentioned drawbacks of the conventional products.When walking on a slippery road surface, the claws of the anti-slip device are made to protrude from the ground surface, and the sharp portions at the tips of the claws are removed. The anti-slip effect is achieved by inserting the anti-slip device into ice or snow, but when walking on regular roads or indoor floors, the anti-slip device is placed on the heel of the sole of the footwear by inverting the anti-slip device. This item relates to a non-slip device for the soles of footwear, which allows the non-slip device to be stored in the recessed part of the footwear, and which can also be attached to enable the non-slip device to be replaced. It is.

The present invention will be explained in detail below with reference to the drawings.
The drawings show one embodiment of the anti-slip device according to the present invention, and FIG. 1 is a plan view of the anti-slip part, and FIG.
3 is a plan view of the holding plate, FIG. 4 is a side view, FIG. 5 is a plan view of the locking device, FIG. 6 is a side view, FIG. 7 is a non-slip portion, FIG. 8 is a side view of the holding plate and the locking device assembled with the shaft, FIG. 9 is a side sectional view illustrating the state in which the anti-slip device is attached to the sole of footwear when anti-slip action is required, and FIG. Figure 10 is a side sectional view of the anti-slip device stored inside the sole of the footwear when the anti-slip effect is not required;
FIG. 11 is a plan view of another embodiment in which the anti-slip portion, retaining plate, locking device, and shaft are assembled.

In the figure, reference numeral 1 denotes a non-slip part, which is a strip made of hard material bent into a horseshoe shape or a U-shape, and the curved part has a sharp anti-slip claw 2 and a knob 3. The hook hole 4 of the rectangular non-slip part 1 is provided near the apex of the curved part of the non-slip part 1, and the hook hole 4 of the non-slip part 1 is provided near the transition from the curved part to the straight part. A hook recess 5 is provided, and a shaft hole 6 is provided in the linear portion at both ends of the anti-slip portion 1.

7 is a holding plate with a non-slip part 1 at one end thereof.
It has a hook piece 11 that fits into a hook hole 4 provided at the other end, and a hook part 12 at the other end. The supporting portion 8 has an oval shaft hole 9 in the center thereof, which is provided in the straight portion. Further, a wall 10 that is perpendicular to the plane of the holding plate 7 is provided in a part of the holding plate 7 .

A locking tool 13 has a handle 14 at one end, a stopper part 15 at the other end, and a bearing 16 having shaft holes 16a on both sides of the locking tool 13.
It consists of.

17 is a shaft, 18 is a fixture for fixing and holding the holding plate 7 in the recessed part 20 of the sole 19 of footwear, 21 is a ground plane, 22 is a stopper piece, 23 is a coil spring, and 7a is provided on the holding plate 7. This is the cut-out part.

In order to exhibit the anti-slip effect using the anti-slip device of the present invention having the above-described structure, the anti-slip part 1 is placed on the holding plate 7 as shown in FIGS. 7 and 8, and then Stopper part 1 of locking tool 13
5 on the holding plate 7 so as to make contact with the surface of the wall 10 of the holding plate 7, pass the shaft 17 through the shaft holes 6, 9, and 16a, and caulk the shaft 17 so that both ends do not fall out of the hole, or Or fix it with screws, bolts, nuts, etc. At this time, if the hook piece 11 of the retainer plate 7 is inserted into the hook hole 4 of the anti-slip part 1, the anti-slip part 1 is securely held on the retainer plate 7.

Next, the shaft 17 is moved to the end A side of the shaft hole 9 of the support part 8 of the holding plate 7, and the end surface of the stopper 15 of the locking tool 13 is operated so as to come into contact with the surface of the wall 10, thereby creating a non-slip part. 1 is completely held and does not move.

As shown in FIG.
8 to fix and hold the anti-slip part 1 so that the tips of the claws 2 of the anti-slip part 1 protrude from the ground surface 21.

When walking on a slippery road surface such as a frozen road surface or a snow-covered road surface while wearing footwear in which the anti-slip device according to the present invention is fixedly held in the concave portion 20 of the footwear sole 19 in the above-mentioned state, the claws 2 of the anti-slip portion 1 Since the tip is shaped to bite into the road surface, it can prevent slipping in the front-back and left-right directions when walking.

By providing 1 to 5 claws 2 each near the apex of the horseshoe-shaped or U-shaped shape of the anti-slip part 1 and on the edges of both sides adjacent thereto, that is, 2 to 10 claws 2 in total on the left and right sides. The anti-slip effect is greater and more reliable than when only one pawl 2 is provided, and it is possible to prevent the problem of no anti-slip effect due to breakage of the pawl when there is only one pawl 2.

When an anti-slip effect is not required, such as when walking on a normal road surface, the stopper portion 15 can be moved away from the wall 10 by grasping the handle 14 of the locking device 13 and pulling it in the direction of arrow A in FIG. The shaft 17 is separated and its tip faces toward the inner side of the recessed part 20 so that the shaft 17 can move freely within the shaft hole 9 of the support part 8. While pushing toward the B end side, remove the hook piece 11 of the retaining plate 7 from the hook hole 4 of the anti-slip part 1.
is turned upside down using the shaft 17 as a fulcrum, and the claw 2 is retracted to the back side of the recessed part 20, and then the anti-slip part 1 is retracted.
After making it possible to insert the hook part 12 of the holding plate 7 into the hook recess 5 of the locking plate 7, when the handle 14 of the locking tool 13 is pushed toward the holding plate 7 side, the stopper part 1 of the locking tool 13 is released.
5 comes into contact with the wall 10 of the holding plate 7 again, and the shaft 17 moves from the B end to the A end of the shaft hole 9,
The hook part 12 of the holding plate 7 is inserted into the hook recess 5 of the anti-slip part 1, and the anti-slip part 1 does not move easily as shown in FIG. 2 does not come into contact with the road surface, so there is no discomfort while walking on a normal road surface, and there is no damage to the road surface or floor surface.

The non-slip part 1 of the present invention is held on the retaining plate 7 by using the hook hole 4 of the non-slip part 1 and the hook piece 1 of the retaining plate 7.
1, or between the hook recess 5 of the anti-slip portion 1 and the hook portion 12 of the protection plate 7, and for maintaining contact between the stopper portion 15 of the locking tool 13 and the wall surface 10 of the retainer plate 7. However, as shown in FIG. 11, the shaft 17 can be held by providing a stopper piece 22 on a part of the holding plate 7 and connecting the stopper piece 22 and the shaft 17 with a coil spring 23. By normally maintaining it on the A end side of the shaft hole 9 of the plate 7, the holding force of the anti-slip part 1 to the retaining plate 7 is multiplied and strengthened, thereby preventing the anti-slip part 1 from slipping out of the holding position. It can be prevented.

In addition, when raising the non-slip part 1, the tips of the claws 2 are sharp and you will get injured if you touch the sharp part, and if you are wearing gloves, it will be difficult to grasp and it will be difficult to raise the non-slip part 1. In this case, the first
By providing a knob 3 as shown in FIGS. Of course,
The surface is flush with the non-slip part 1 so that the non-slip part 1 does not protrude from the ground surface of the sole of the footwear when the non-slip part 1 is held.
Or bent diagonally.

By providing the hole 7a in the holding plate 7, it becomes easy to insert a finger between the handle 14 and the holding plate 7 when grasping the handle 14 of the locking tool 13, and it becomes easy to grasp the handle 14.

Further, the support part 8 and the wall 10 may be formed by attaching the support part 8 and the wall 10 which are separately made to the holding plate 7, or may be formed by bending a part of the holding plate 7.

The retaining plate 7 of the present invention is fixedly held in the recessed part 20 by a fixture 18, and the fixtures 18 used in this case include a fully fixed type using a caulking nail and a removable type. screws, bolts
This includes both methods using nuts.

As detailed above, when the footwear in which the anti-slip device according to the present invention is fixedly held in the recessed part 20 of the footwear sole 19 is used, when walking on a slippery road surface such as a frozen road surface or a snowy road surface, the claws 2 are directed toward the ground surface. By keeping the anti-slip part 1 in place, the anti-slip effect can be exerted when walking, and when walking on normal roads or indoor floors, the anti-slip part 1 is turned upside down and the recessed part of the sole 19 of the footwear is removed. It has the advantage that by retracting it into the sole of 20, it is possible to walk in the same manner as with ordinary footwear soles.

The product of the present invention has the advantage that it can be attached to any part of a footwear sole, and in the case of a footwear sole with a heel, it can be attached even within the heel by providing a concave part in the heel.

[Brief explanation of the drawing]

The drawing shows an embodiment of the anti-slip device according to the present invention. Fig. 1 is a plan view of the anti-slip part, Fig. 2 is a side view, Fig. 3 is a plan view of the retaining plate, Fig. 4 is a side view, Fig. 5 is a plan view of the locking device, Fig. 6 is also a side view, FIG. 7 is a plan view of the assembled state of the anti-slip device, FIG. 8 is a side view of the same, and FIG. 9 explains the state in which the anti-slip device is attached to the sole of footwear when anti-slip is required. FIG. 10 is a side sectional view showing the anti-slip device installed inside the sole of the footwear when the anti-slip device is not needed, and FIG. 11 is a plan view of another embodiment in an assembled state. 1...Non-slip part, 2...Claw, 3...Knob on the non-slip part, 4...Hook hole on the non-slip part, 5...
...Hooking recess of the anti-slip part, 6... Axial hole of the anti-slip part, 7... Holding plate, 7a... Cut-out part of the holding plate, 8... Supporting part, 9... Axial hole of the holding plate, 10...
...Wall of retaining plate, 11...Hooking piece of retaining plate, 12
...Hook part of holding plate, 13... Locking tool, 14
... Locking tool handle, 15 ... Stopper part, 16
. . . Bearing of locking tool, 16a .
Stopper piece, 23...Coil spring.

Claims (1)

[Scope of Claims] 1. The strip made of a hard material has a horseshoe shape or a U shape.
It is bent into a letter shape, and has a shaft hole 6 and a hook recess 5 in the straight part near both ends, and a sharp anti-slip claw 2 is provided in the curved part to prevent slipping. The anti-slip part 1 has a rectangular hook hole 4 near the apex of the curved part of the stop part 1; a support part 8 is provided perpendicularly to the plane of the retaining plate 7; The part 8 has an oval shaft hole 9, and the holding plate 7 has an anti-slip part 1 at one end.
A holding plate 7 that fits into a hook hole 4 provided in the
a hook piece 11 having a hook portion 12 at the other end,
Furthermore, the holding plate 7 is provided with a wall 10 that is perpendicular to the surface of the holding plate 7; it has a handle 14 at one end, a stopper portion 15 at the other end, and shaft holes 16a at both side edges. A locking device 1 consisting of a bearing 16 having
3 and ; are connected to the shaft hole 9 of the holding plate 7 and the non-slip part 1.
The shaft hole 6 of the locking tool 13 and the shaft hole 16a of the locking tool 13 are
or by assembling the anti-slip part 1 into one piece by making it reversible about the shaft 17 and inserting the hook hole 4 and the hook piece 11 into each other, or by inserting the hook recess 5 and the hook part of the holding plate 7 into one piece. 12 are inserted and combined together, and the end surface of the stopper part 15 of the locking device 13 is brought into contact with the wall 10 of the retaining plate 7, thereby holding the position of the anti-slip part 1, and the footwear sole 19
An anti-slip tool having a structure that can be installed in a recessed part 20 provided in the. 2. The anti-slip device according to claim 1, wherein a knob 3 is provided near the apex of the curved portion of the anti-slip portion 1. 3. The anti-slip device according to claim 1 or 2, wherein the stopper piece 22 provided on the holding plate 7 and the shaft 17 are connected by a coil spring 23.