JPH068889Y2 - Tire slip prevention device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to an anti-skid device for an automobile tire for safely traveling on a snowy road, a frozen road or the like.

(Prior Art) Conventionally, spiked tires or tire chains have been used to safely travel on a snowy road or the like. Although such spiked tires and the like exert an anti-slip effect when traveling on a snowy road, there is a problem that the road surface is damaged and noise is generated on a normal asphalt road. Also,
The work of mounting the spiked tire or the like on the vehicle body or the tire is troublesome and time-consuming, which is also a cause of road congestion.

In view of these drawbacks, the one proposed by
There is a slip prevention device for an automobile tire disclosed in Japanese Unexamined Patent Publication No. -100,402.

This device has a large number of a pair of thin strips made of rubber or the like with hooks attached to both ends, and after hanging the hooks on the trad surface and both side surfaces of the tire, the hooks are circularly looped. It is fixed by being locked to.

(Problems to be solved by the invention) However, since a large number of hooks are locked to a circular ring on the inside and outside of the tire in this device, the attaching and detaching work of this device is complicated and it takes a considerable work time. There is a drawback that.

The present invention has been made by paying attention to the above-mentioned drawbacks and problems, and exerts an anti-slip effect when traveling on a snowy road, etc., and does not damage the road surface and produces less noise when traveling on a normal asphalt road. Moreover, it is an object of the present invention to provide a tire slip prevention device that can be easily attached to and detached from a tire in a short time.

(Means for Solving the Problem) The present invention for achieving the above object has a substantially U-shaped cross section so as to enclose the trad surface and both side surfaces of a tire and covers a part of the tire in the circumferential direction. As described above, the cover body is formed in an arc shape, and a long groove is formed on the outer surface portion of the cover body, and a fixing piece having an uneven portion at the tip is inserted into an insertion hole opened at a predetermined interval in the long groove. It is crimped so as not to project outward in the radial direction from the outer surface portion, while an elastic band having one end attached to the cover main body and the other end extending inward in the radial direction is provided on one side of the cover main body. When a plurality of the cover main bodies are attached to the tire to cover the entire circumferential surface of the tire and elastic band-like tightening members are inserted into the openings of the elastic bands, both ends of the band-like tightening members are fastened. Connect by This is a device for preventing slippage of tires.

It is preferable that the cover body is provided with a support tool that connects the cover bodies that are adjacent to each other on the opposite side surface to which the elastic band is attached, and an elastic locking tool that is engaged with the support tool. It is desirable to provide a groove on the outer surface and a ring groove on the corner between the trad surface and both side surfaces of the tire. Further, it is preferable that one end in the longitudinal direction has a mounting protrusion and the other end has a mounting recess into which a mounting protrusion of another cover body is fitted.

(Function) In the tire slip prevention device according to the present invention thus configured, the arc-shaped cover main body in which the fixing piece having the concave and convex portion is crimped to the insertion hole of the long groove is attached to the entire circumference of the automobile tire,
A plurality of cover main bodies are formed by inserting a band-shaped tightening member into the opening of the elastic band radially protruding from one side of each cover main body and fastening a fastener provided at the end of the band-shaped tightening member. Since the tires are connected, the work of attaching and detaching the tire can be easily performed in a short time.

In particular, if a supporting tool and an elastic locking tool are provided on the side of the cover body opposite to the elastic band, the work of attaching and detaching the tire is further simplified and takes a shorter time.

Further, when traveling on a snowy road or the like using this device, since the fixing piece is crimped to the insertion hole of the long groove, this exerts an anti-slip effect and enables safe traveling. Moreover, since this fixing piece is provided so as not to project outward in the radial direction from the outer surface portion of the cover body, the road surface is not significantly damaged and the noise is low during traveling on a normal asphalt road.

If a groove or ring groove is formed on the outer surface of the cover body, the effect of preventing tire slippage is further enhanced, and the cover body has a mounting protrusion at one longitudinal end.
If the mounting recess is formed at the other end, the mounting on the tire can be performed more easily.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of an essential part showing an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of the same embodiment mounted on a tire, and FIG. 3 is an enlarged view of part A of FIG. FIG. 5 is a rear view of the mounted state of the embodiment, and FIG. 5 is a front view of the mounted state of the embodiment.

The tire slip prevention device of this embodiment has a cover body 1 having a quarter arc shape as shown in FIG. The cover body 1 has a substantially U-shaped cross section so as to enclose the trad surface and both side surfaces of the tire T, and is formed in an arc shape so as to cover a part of the tire T in the circumferential direction. ,
A long groove 3 and a concave groove 4 are formed on the outer surface portion thereof, and a ring groove 17 is formed at a corner between the trad surface and both side surfaces of the tire T.

A large number of insertion holes 2 are formed in the long groove 3 at predetermined intervals. The insertion hole 2 is a portion into which the fixing piece 10 having a U-shaped cross section is press-fitted, and the fixing piece 10 has a generally U-shaped cross section, and the inner surface is formed so as to straddle between the insertion holes 2. It is installed by pressing in from the side. The tip of the fixing piece 10 has an uneven portion 11 that exerts a slip resistance during traveling.
Are formed.

However, it is preferable that the fixing piece 10 does not project outward in the radial direction from the outer surface portion of the cover body 1 when it is press-fitted into the insertion hole 2. This is to prevent the fixing piece 10 from damaging the road surface when traveling on a normal asphalt road.

Further, an elastic band 12 is provided on one side of the cover body 1. The elastic band 12 has one end attached to the engagement hole 9 of the cover body 1 and the other end extending radially inward. It is preferable that the elastic band 12 is composed of a rubber band in the shape of a band bent in a U shape. By doing so, the elastic band 12 is attached only to the cover body 1 and the opening 13 is formed therein. It will be. The opening 13 is a portion into which the elastic band-shaped tightening member 14 is inserted after the tire T is completely covered by the cover body 1, and the band-shaped tightening member 14 is inserted into the opening 13. After that, if both ends of the belt-shaped tightening member 14 are connected by fasteners 15 and 16, the cover body 1 can be attached to the tire T so as to be tightened.

Further, the cover main body 1 has a mounting projection 5 formed at one end in the longitudinal direction, and a mounting recess 6 into which the mounting projection 5 of another cover main body 1 is fitted at the other end. By fitting the mounting protrusions 5 of one cover body 1 into the mounting recesses 6 of the other cover body 1, the four cover bodies 1 are connected to the tire T.
The outer periphery of the can be covered without any gap. Also,
The cover body 1 has an elastic locking member 7 and a support member 8 in order to connect the cover bodies to each other more quickly and securely.
Is provided, and the elastic locking tool 7 provided on one cover body 1 and the support tool 8 of another cover body 1 are fitted to each other,
Both cover bodies 1 are connected.

In addition, the code | symbol "18" in a figure is a wheel cap.

Next, the operation of the embodiment will be described.

First, in order to assemble the tire slip prevention device, four arc-shaped cover bodies 1 in which the fixing pieces 10 having the concave and convex portions 11 are crimped to the insertion holes 2 of the long grooves 3 are prepared. Then, using two of these four cover bodies 1, the mounting protrusion 5
The other cover body 1 is fitted into the mounting recess 6 and the elastic locking member 7 is fitted into the supporting member 8, and the upper part of the tire T is covered therewith. When the attachment of the two cover bodies 1 is completed, the next cover body 1 is similarly attached to the two connected cover bodies 1. As a result, it is possible to cover the outer periphery of about 3/4 other than the portion where the tire T is in contact with the ground.

Then, after slightly moving the automobile, the remaining one cover main body 1 is connected to cover the entire circumference of the automobile tire with the cover main body 1.

In addition, jack up the car and cover the four main bodies 1
You can also install all at once.

When the four cover bodies 1 are attached in this way,
Elastic bands 12 radially protruding from each cover body 1
The band-shaped tightening member 14 is inserted into the opening 13 and the fasteners 15 and 16 provided at the ends of the band-shaped tightening member 14 are fastened to complete the attachment of the cover body 1.

As described above, the slip prevention device for the tire T according to the present embodiment can be easily installed without moving the vehicle so much, and the removal operation for the tire T can be performed in the same manner. Can be done very easily and in a short time.

Further, when traveling on a snowy road or the like with this device attached, a large number of fixing pieces 10 are crimped to the insertion holes 2 of the long groove 3, so that this exerts an anti-slip effect and ensures safe traveling. It is possible. Further, a groove 4 is formed on the outer surface of the cover body 1.
If the ring groove 16 is formed, a slip prevention effect in the lateral direction of the tire is also produced and the slip prevention effect is further enhanced.

Moreover, since the fixing piece 10 is provided so as not to project outward in the radial direction from the outer surface portion of the cover body 1, when traveling on an ordinary asphalt road, the road surface is not damaged much and noise is reduced. Becomes

In the above-described embodiment, the entire tire T is covered by connecting the four cover main bodies 1, but the present invention is not limited to this, and the number thereof is at least small. May be. In addition, the elastic band 12 of the above-described embodiment has the opening 13 formed by bending a band-shaped rubber band into a U shape, but the present invention is not limited to this, and the band-shaped rubber band is not limited thereto. The opening 13 may be provided at the tip of the.

(Effects of the Invention) As described above, in the tire slip prevention device according to the present invention, the arc-shaped cover main body is attached to the entire circumference of the automobile tire, and the elastic bands radially projected from one side of each cover main body. Since a plurality of cover main bodies can be connected by inserting a belt-shaped tightening member into the opening of the belt and fastening a fastener provided at the end of the belt-shaped tightening member, it is possible to easily attach and detach the tire. It can be done in a short time.

In particular, when the anti-elastic band side of the cover body is connected by the support tool and the elastic locking tool, the attaching / detaching operation to / from the tire is easier and shorter.

Further, since the fixing piece is crimped to the insertion hole of the long groove when the vehicle is traveling, this exerts an anti-slip effect and enables safe traveling. Moreover, since this fixing piece is provided so as not to project outward in the radial direction from the outer surface portion of the cover body, the road surface is not significantly damaged and the noise is low during traveling on a normal asphalt road.

If a groove or ring groove is formed on the outer surface of the cover body, the effect of preventing tire slippage is further enhanced, and the cover body has a mounting protrusion at one longitudinal end.
If the mounting recess is formed at the other end, the mounting on the tire can be performed more easily.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part showing an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of the same embodiment mounted on a tire, and FIG. 3 is an enlarged view of part A of FIG. FIG. 5 is a rear view of the mounted state of the embodiment, and FIG. 5 is a front view of the mounted state of the embodiment. DESCRIPTION OF SYMBOLS 1 ... Cover main body, 2 ... Insertion hole, 3 ... Long groove, 4 ... Recessed groove, 5 ... Mounting protrusion, 6 ... Mounting recess, 7 ... Elastic locking tool, 8 ... Support tool, 10 ... Fixing piece, 11 ... Unevenness Part, 12 ... Elastic band, 13 ... Opening part, 14 ... Band-shaped tightening member, 15, 16 ... Fastener, 17 ... Ring groove, T ... Tire.

Claims (4)

[Scope of utility model registration request] 1. A cover body (1) having a substantially U-shaped cross section so as to enclose the trad surface and both side surfaces of a tire (T), and formed in an arc shape so as to cover a part of the tire in the circumferential direction. )
A long groove (3) is formed on the outer surface of the cover body (1), and the concave and convex portion (11) is formed at the tip of the insertion hole (2) opened at a predetermined interval in the long groove (3). Fixed piece with (10)
Is crimped so as not to project radially outward from the outer surface portion, while one end of the cover body (1) is attached to the cover body (1) and the other end extends radially inward. An elastic band (12) is provided, and the cover body (1) is attached to a plurality of tires (T) to cover the entire circumferential surface of the tire (T) and the opening of the elastic band (12). A band-shaped tightening member (14) having elasticity is inserted into (13), and both ends of the band-shaped tightening member (14) are connected by fasteners (15, 16). Anti-slip device. 2. The cover body (1) is provided with the elastic band (1).
The support tool (8) for connecting the cover bodies (1) adjacent to each other on the opposite side to which (2) is attached and the elastic locking tool (7) engaged with the support tool (8) are provided. The tire slip prevention device according to claim 1, wherein the device is provided. 3. The cover body (1) includes a concave groove (4) formed on an outer surface portion, and a ring groove (17) formed at corners between the trad surface and both side surfaces of the tire (T). The tire slip prevention device according to claim 1, further comprising: 4. The cover body (1) has a mounting projection (5) at one end in the longitudinal direction, and a mounting projection (5) of another cover body (1) is fitted at the other end. The tire slip prevention device according to claim 1, further comprising a mounting recess (6).