JPH10151925A - Fastening tool of antislipping device for tire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily perform installing work to an antislipping device in a short time by constituting a fastening tool of a pull string extended along respective hookingly fastening parts of the antislipping device wound round a tire outer periphery and a freely extensible-contractible elastic piece which is connected to an allowance part of the pull string and is hookingly fastened by properly drawing out to the pull string. SOLUTION: A tire antislipping device (b) to be wound round and installed on an outer periphery of a tire (c) is installed by fastening the outside edge of the device (b) toward the tire center after a fastening tools is installed in hookingly fastening metal fittings b2. This fastening tool is used to be respectively hookingly fastened to and installed on the hookingly fastening metal fittings b2 of hookingly fastening parts b1 arranged at regular intervals along an outside edge part of the antislipping device (b), and is constituted of a ring-shaped pull string 1 hookingly fastened over between the respective hookingly fastening metal fittings b2 and an elastic piece 2 connected to an allowance part 1a to be pulled in toward the tire center from the hookingly fastening metal fittings b2. In the elastic piece 2, hookingly fastening holes 2b to hookingly fasten hookingly fastening metal fittings 22 to a base end part, are arranged in hookingly fastening hole parts 2a to hookingly fasten hookingly fastening metal fittings 21 to both branch tips of an almost V shape.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastening device for fastening an outer edge of a non-slip device for a tire to be wound around and mounted on a tire.

[Prior art]

FIG. 11 shows a conventional antiskid device 1 for a tire.
00 is shown. The tire anti-slip device 100 includes a substantially belt-shaped anti-slip device main body 101 wound around the tire and mounted. The non-slip device main body 101 is configured to have a substantially band-shaped outer shape by assembling and integrally forming a rubber wire having a core material therein in a substantially mesh pattern. The non-slip device main body 101 has a non-stretchable tightening rope 102 along the inner edge thereof and a tightening tool 104 along the outer edge of the main body 101.
Are fixed at regular intervals.

[0003] As shown in FIG. 12, a tire anti-slip device 100 constructed as described above is wound around the outer periphery of a tire c, and is provided with connecting tools 102a and 102b provided at both ends of a tightening rope 102 at an inner edge. Connect. Then, the fastener 104 is hung on each of the hooks 103a provided along the outer edge of the anti-skid device main body 101, and the outer edge of the anti-skid device main body 101 is drawn toward the center of the tire. Then, the non-slip device main body 101 is fastened to the outer peripheral surface of the tire c.

[0004]

The above-mentioned fastening tool 104
Is composed of two rubber bands 104a and a rubber attachment 104b, which are sequentially latched while being stretched to respective latch members 103 fixed along the outer edge of the non-slip device body 101. Attach by doing. Attachment 104b has several connecting rods 1 between inner ring 110 and outer ring 111 arranged concentrically.
12, the outer ring 111 is stretched to extend the anti-slipping device body 101 at the time of mounting.
Of the bracket 103.

However, the rubber band 104a having a strong repulsive force
In addition, the work of hanging the attachments 104b on each of the hooks 103 while extending the attachments 104b uniformly requires a certain amount of familiarity and a certain amount of force. In order to perform this work, a special tool is used to facilitate the work. Was being planned. In addition, since the rubber band 104a and the attachment 104b are hung one by one on each of the hooks 103 serving as a stopping portion and fastened, the number of fastening operations increases, and for an unfamiliar user, Wearing time was sometimes prolonged.

[0006] An object of the present invention is to provide the above-mentioned fastening device for a non-slip device for a tire with a function that allows a fastening operation to each stop portion of the non-slip device to be performed easily and in a short time. It is in.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a non-slip device which is provided at appropriate intervals along the outer edge of a tire anti-slip device wound around the tire. A fastening device detachably fastened to the portion, a non-stretchable and annular drawstring that is looped over each stop portion of the anti-skid device for the tire, and from a predetermined stop portion to the center of the tire. And a resilient elastic piece which is connected to an extra portion of the drawstring to be drawn toward and is fixed in a stretched state to the drawstring stretched between the stop portions.

In the above-mentioned fastening device, a drawstring is sequentially fastened along each stop portion provided along the outer edge of the anti-slip device for a tire wound around the outer periphery of the tire, and is wound substantially in a ring shape. . As described above, the spare portion of the stretched string that is stretched is pulled toward the center of the tire from the predetermined stop portion. A resilient piece is connected to the spare portion of the drawstring, and the resilient piece is stretched and fastened to a drawstring that is stretched between appropriate stop portions facing the stop portion.

The contraction force of the elastic piece pulls the marginal portion toward the center of the tire, and the tension further pulls the drawstring that is looped between the stop portions, and directs each stop portion toward the center of the tire. Pull in. In addition, the tension applied to the drawstring is further increased by fixing the tip of the elastic piece to the drawstring that is stretched between the stop portions.

[0010] In the above-mentioned fastening device for a non-slip device for a tire, a plurality of elastic pieces may be connected to the spare portion of the drawstring. In this case, since the tension of the plurality of elastic pieces acts in such a manner as to be added to the margin of the drawstring, the tension applied to the drawstring can be arbitrarily increased.

The above-mentioned elastic piece may be configured such that the fastening side is branched into a plurality of pieces, and each branch portion is stretched to be fixed to the drawstring. According to this, it is possible to fix the branched elastic pieces to a plurality of places of the drawstring wrapped around each stop portion in a ring shape, and it is possible to arbitrarily select the fixing position.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show a mounted state of the fastener for a tire anti-slip device of the present application. FIG.
As shown in (2), the fastening tool of the present application is mounted on the outer edge of the tire antiskid device b which is wound around the outer circumference of the tire c and mounted.

The anti-slip device b for tires is constructed in the same manner as that shown in FIG. 10, and is wound around an outer periphery of a tire c and then provided with a fastening rope (not shown) provided along an inner edge. After the two ends are connected and tightened, the fastener a1 is fastened to a stop provided along the tire outer edge of the device b, that is, a latch b2, and the outer edge of the device b is mounted. To the center of the tire.

The fastening tool a1 according to the present invention is mounted on a fastening member b2 of a fastening portion b1 provided at regular intervals along the outer edge of the anti-slip device b for a tire. It is. The fastening tool a1 is provided with the above-mentioned anti-slip device b.
Ring-shaped drawstring 1 hooked between each of the hooks b2
And a resilient piece 2 connected to a margin portion 1a to be drawn from a predetermined latch b2 toward the center of the tire (FIG. 1,
(Fig. 2).

The drawstring 1 is formed by connecting a string of high-tensile synthetic fibers in a loop. The drawstring 1 is a tire c
The circumferential length of the anti-slip device b, which is wound around the outer circumference, formed by each of the hooks b2, and the length of the margin portion 1a to be drawn toward the center of the tire as shown in FIG. I do.

The elastic piece 2 connected to the drawstring 1 is integrally formed into a substantially V shape using a rubber material. Hook holes 2a for hooking the metal fittings 21 at both ends of the elastic piece 2
Are integrally formed at the base end of the same piece 2 with two hook holes 2b for hooking and connecting the hook metal fittings 22 to the marginal portion 1a of the drawstring 1. is there. still,
The elastic piece 2 is provided with two hooking holes 2b close to each other, but this hooking hole is formed as one hole, and two hooking metal fittings 22 or a bifurcated hooking hole are formed in the hooking hole. It may be configured by hooking a metal fitting (not shown). Further, the number of the above-mentioned latches may be one as long as there is a margin in strength.

When the fastening tool a1 constructed as described above is mounted, as shown in FIG. 4A, each latch metal b2 of the anti-slip device b in which the pull cord 1 is wound around the tire c is mounted. Hang along the ring. At this time, the work can be performed smoothly by setting the starting position of the hook to the upper part of the tire c and setting the final position of the hook to the ground side of the tire c.

Next, in the hook metal fittings b2 at the final hooking position, the both ends of the drawstring 1 are pulled in at a substantially right angle toward the center of the tire immediately after hooking on the hook metal fittings b2, respectively, so that the margin 1a is formed. Pull in toward the center of the tire (Fig. 3, Fig. 4-
a). That is, both ends of the drawstring 1 are in a crossed state via the latch metal b2 (FIG. 4B).

At the tip of the extra space 1a which is drawn toward the center of the tire as described above, the two latches 22 which are latched at the base end of the elastic piece 2 are respectively latched. And the above elastic piece 2
Are extended obliquely upward, respectively, and the latching metal fittings 21 attached to the branching distal ends are respectively hooked to the pull cords 1 stretched between the latching metal fittings b2 of the anti-slip device b ( 5 and 1). By this. The elastic piece 2 and the spare portion 1a of the drawstring 1 are tensioned in a substantially Y-shape at the center of the tire (FIG. 1).

As described above, when the fastening tool a1 is mounted, the contracting force of the elastic piece 2 pulls the spare portion 1a of the drawstring 1 and the two places where the hook 21 is hooked toward the center of the tire. A tension is applied to the drawstring 1 looped between the respective latch members b2 of the non-slip device b. Then, the outer edge of the tire anti-slip device b is tightened toward the center of the tire via the respective hooks b2.

When the fastener a1 attached to the anti-slip device b is to be removed, the elastic piece 2 is stretched to remove the double-holding metal fitting 21 hooked to the drawstring 1, and the tension of the drawstring 1 is reduced. It can be easily removed by loosening.
The elastic piece 2 of the fastening tool a1 is formed by branching the tip end of the same piece 2 into two pieces.
The present invention is not limited to the book, and may be configured by branching into three or more.

The fastening tool a2 shown in FIG. 6 includes a drawstring 11 made of a metal wire and a single elastic piece 12. As shown in FIG.
Are connected in a substantially ring shape by forming loop-shaped portions 11b at both ends of a metal wire, and inserting the opposite ends of the wires into these loop-shaped portions 11b, respectively. The connecting portions at both ends of the drawstring 11 are configured as a marginal portion 11a, and the elastic pieces 12 are connected to the marginal portion 11a.

The elastic piece 12 is formed integrally with a rubber material in the form of an end strip. At one end thereof, an insertion portion 12a for inserting the extra portion 11a of the drawstring 11 is integrally formed.
A similar insertion portion 12b is integrally formed at the other end, and the insertion portion 1
A hook 23 is hooked on 2b. The drawstring 11 is provided with loop portions 11b at both ends, and
1b are inserted through the opposite ends of the wires, respectively.
2 is a marginal portion 11a for connecting the two,
The both ends of the wire may be simply connected to form a ring shape, and the elastic piece 12 may be connected to an appropriately set margin (not shown).

The fastener a2 configured as described above is
The mounting is performed in the same manner as the fastening tool a1 described above. That is, the fastening tool a2 is looped over each of the hooks b2 of the non-slip device b in which the drawstring 11 is mounted on the tire c, and then both ends of the drawstring 11 are respectively attached to the hooks. Immediately after being hooked on b2, it is pulled substantially at right angles toward the center of the tire, and the margin 1a is drawn toward the center of the tire (FIGS. 8 and 9). At this time, both ends of the drawstring 11 are crossed via the latch metal b2 (FIGS. 8 and 10-b).

Then, the elastic piece 12 connected to the distal end of the extra portion 11a is stretched upward, and the latch metal 23 attached to the distal end portion is connected to the latch metal that is substantially opposed to the base end of the extra portion 11a. It is hooked on the drawstring 11 stretched between b2 (FIG. 10-a). As a result, the elastic piece 12 and the spare portion 11a of the drawstring 11 are tensioned so as to pass through the center of the tire (FIG. 6).

The fastening tool a2 mounted as described above
Means that the contraction force of the elastic piece 12 is
a, and the portion where the latch 23 is latched is drawn toward the center of the tire, and tension is applied to the drawstring 11 looped between the latches b2.

Although the above-described fastener a2 is configured by connecting one elastic piece 12 to the tip of the spare portion 11a of the drawstring 11, the fastener of the present invention has two or more elastic pieces at the tip of the extra portion. You may comprise by connecting pieces. In this case, a hook is attached to the end of each fastener, and the elastic pieces are radially stretched to be hooked and connected to the drawstring (not shown).

The pulling cord used for the fastener of the present invention may be any existing one as long as it is non-stretchable and has a sufficient tensile strength. Further, the elastic pieces 2 and 12 used for the above-mentioned fastener are made of a rubber material, but the elastic pieces used for the fastener of the present invention are made of a material other than rubber as long as they have elastic contractility. It may be used, for example, may be constituted by a coil spring or the like. Further, the anti-slip device b for a tire of the above-described embodiment is configured such that a stop portion for fastening the fasteners a1 and a2 is formed by the latch metal b2. Any configuration may be used as long as the configuration can be applied to the system.

[0029]

According to the present invention, there is provided a fastening device for a tire anti-slip device, comprising: a pull cord which is looped along each of the hook portions of the anti-slip device wound around the tire; And elastically stretchable elastic pieces that are stretched and hooked on the drawstrings stretched between the hooking sections as appropriate, so that the structure is simple and the elastic pieces are stretched and fastened. Since it can be done only once or several times, the mounting work to the anti-slip device is easier and the mounting time is shorter in comparison with the conventional fasteners that required much fastening work. Can be completed.

In the fastening device according to the second aspect, a plurality of elastic pieces are connected to the spare portion of the drawstring, and the tension applied to the drawstring is applied in a form in which the contraction forces of the plurality of elastic pieces are added. With this configuration, a sufficient tightening force can be applied to the drawstring, and at the time of attachment, the work of stretching the elastic piece can be performed in a plurality of times. The fastening work can be performed without difficulty.

According to the third aspect of the present invention, the fastening member has a structure in which the fastening side of the elastic piece is branched into a plurality of pieces, and each branch portion is stretched to be hooked on the drawstring.
In the same manner as in the second aspect, the elastic piece is stretched in a plurality of times to facilitate the latching operation, and the elastic piece is fixed to the stop portion of the non-slip device by moving the fixing position of the elastic piece. By dispersing the pull cords at a plurality of positions in a loop, the tension applied to the pull cords can be equalized, and the tightening force of the anti-slip device can be prevented from being biased.

[Brief description of the drawings]

FIG. 1 is a front view showing a mounted state of a fastener implementing the present invention.

FIG. 2 is a perspective view showing the fastener with a part thereof omitted.

FIG. 3 is a front view schematically showing a mounting state of the fastener.

FIG. 4 (a) is a front view of a state in which both ends of a drawstring of the fastening tool are hooked on a hook and a spare portion is pulled toward the center of the tire, and FIG. FIG.

FIG. 5 is a front view showing a state in which a branch end of the elastic piece is hooked on a drawstring.

FIG. 6 is a front view showing a mounting state of a fastener provided with a single elastic piece.

FIG. 7 is a perspective view showing the fastener with a part thereof omitted;

FIG. 8 is a front view schematically showing a mounting state of the fastener.

FIG. 9 is a front view showing a state where both ends of the drawstring of the fastening tool are hooked on a hook.

FIG. 10A is a front view of a state in which both ends of a drawstring of the fastening tool are hooked on a hook and a spare portion is drawn toward the center of the tire, and FIG. The enlarged view shown.

FIG. 11 is a plan view partially showing a deployed state of a conventional antiskid device for a tire.

FIG. 12 is a front view showing a mounting state of the non-slip device.

[Explanation of symbols]

 a1, a2: fastening tool b: anti-slip device for tire b1: hook part b2: hook metal (stop part) c: tire 1, 11 ... drawstring 1a, 11a: extra area 2, 12: elastic piece

Claims (3)

[Claims] 1. A fastening tool which is detachably fastened to respective stop portions provided at appropriate intervals along an outer edge portion of a tire anti-slip device wound around the tire. A non-elastic and loop-shaped drawstring that is looped over each stop portion of the anti-slip device, and connected to a spare portion of the drawstring that is drawn in from the predetermined stop portion toward the center of the tire, and appropriately between the stop portions. A fastening device for a non-slip device for a tire, comprising: an elastically stretchable elastic piece which is fastened to a stretched stretched string and secured thereto. 2. The fastening device for a non-slip device for a tire according to claim 1, wherein a plurality of elastic pieces are connected to a spare portion of the drawstring. 3. The fastening device for a non-slip device for a tire according to claim 1, wherein the fastening side of the elastic piece is branched into a plurality of pieces, and each branch portion is stretched to be fastened to a drawstring. .