JPH09142114A - Tire chain mounting/demounting tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make easy mounting/demounting work by forming both ends of a mainbody perpendicular to a get-in-a-tire direction as uprisingly protruded tire tread supports with a required height and continuously and integrally molding an antislipping member storage recess between both tire tread supports. SOLUTION: A tire chain mounting/demounting tool mainbody 1 is made from a metal plate, a hard plastic plate or other proper materials by using a molding means such as a press mold, a molding form or casting or other proper means. Uprisingly protruded tire tread supports 2, 2' are formed at both ends 3, 3' of the tire chain mounting/demounting tool mainbody 1 perpendicular to a get-in-a-tire direction, with a required height. An antislipping member storage recess 4 is formed between both tire tread supports 2, 2' and molded continuously and integrally with the tire tread supports 2, 2'. In this way, it is easy to mold and still easy to handle without heavy and bulky configuration.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tire chain attachment / detachment tool.

[0002]

2. Description of the Related Art As a conventional tire chain attachment / detachment,
For example, as disclosed in Japanese Utility Model Laid-Open No. 63-77855, the entire pedestal is formed of a plastic material into a substantially trapezoidal block body, and a plurality of anti-slip projections are provided on the inclined surface of the pedestal on the tire entry side and the pedestal is provided. It is known that a wheel drop wheel stopper is provided on the terminal end side of the upper surface.

[0003]

However, in the case of the above-mentioned prior art, not only is there a problem that the entire pedestal is in the form of a block, which is bulky and heavy, and is inconvenient to carry. There was a problem that there was no recess between the lower surface of the tire mounted on the pedestal and the upper surface of the pedestal for accommodating the anti-slip member of the tire chain, so that the tire chain could not be easily attached and detached. Moreover, since the lower surface of the pedestal is a flat flat surface, it is slippery, the installation state of the pedestal becomes unstable, and the work of attaching and detaching the tire chain becomes troublesome.

[0004]

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and to make the tire chain mounting / demounting main body made of a hard plate, and in the tire loading direction of the tire chain mounting / demounting main body. Both side edges that are orthogonal to each other are used as tire tread support parts of convex ridges having a required height,
The non-slip member accommodating recesses are continuously and integrally molded between the tire tread support portions, one of the tire tread support portions is formed higher than the other, and the two tire tread support portions are substantially parallel to each other. The tire tread support portions are formed in a generally semi-cylindrical shape in cross section, a plurality of recessed rib portions are provided at predetermined intervals over the upper surfaces and both side surfaces of the tire tread support portions, the tires It is characterized in that a plurality of convex rib portions are provided at a predetermined interval over the non-slip member accommodating concave portion between the tread supporting portions and one side of the tire tread supporting portions facing the non-slip member accommodating concave side. It is a thing.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the tire chain attaching / detaching device of the present invention will be described in detail below. In each drawing, reference numeral 1 denotes a tire chain attachment / detachment main body, which is made of a metal plate, a hard plastic plate, and other appropriate materials, and its molding means is, for example, press molding, molding, casting, or the like. . 2, 2'denotes a convex tread-shaped tire tread support portion having a required height formed at both end portions 3, 3'of the tire chain mounting / detaching main body 1 orthogonal to the tire riding direction, and 4 denotes both tire tread surfaces. A recess for accommodating a non-slip member formed between the supporting portions 2 and 2'wherein the concave portion 4 is continuously and integrally formed with both the tire tread supporting portions 2 and 2 '. Reference numerals 5 and 6 denote the upper surfaces 2a and 2'a of the tire tread supporting portions 2 and 2'and both side surfaces 2b.
₁ , 2b ₂ , 2'b ₁ , 2'b ₂ are concave rib portions formed in plural at a predetermined interval. Reference numerals 7 and 8 denote one side (inner side) of the anti-skid member accommodating concave portion 4 and the tire tread support portions 2, 2 ′ facing the anti-skid member accommodating concave portion 4 side.
A plurality of convex rib portions formed at predetermined intervals, the convex rib portions 7, 8 and the concave rib portion 5,
Although 6 are provided so as to be on the same plane as each other, the present invention is not limited to this.

Further, the lower edges 3a, 3'a of both side ends 3, 3'of the tire chain mounting / demounting main body 1 and the lower surface 9 of the anti-slip member accommodating recess 4 are preferably substantially flat. It is not limited to this. 10 is a hole for hanging.

Furthermore, each tire tread support 2, 2 '
The sectional shape of the tire is not limited to the substantially semicylindrical shape, but may be any other appropriate convex ridge, and one of the tire tread supporting portions 2 and 2'may be, for example, the 2'side as shown in FIG.
By forming the tire as high as shown in the figure, it is possible to give a shock due to a difference in height to the tire that has been put in from the two sides, and to reliably support the tire on both tire tread support portions 2, 2 '. In the figure, A is a tire and B is, for example, JP-A-54.
In a conventionally known tire chain such as Japanese Patent No. 8309, B1 is two ropes located on the front and back sides of the tire A, and B2 is a slide attached to the rope B1 in a ladder shape. A stopper member, B3 is a fitting for the anti-slip member B2, and B4 is a cord fastener. C indicates a road surface, ice, or a snow surface.

Next, the operation will be described. In use, as shown in FIG. 8, the anti-slip member B2 near the cord fastening end of the tire chain B is housed in the anti-slip member housing recess 4 of the tire chain mounting / demounting main body 1 placed on the road surface C. In this state, the tire A is put on the tire chain attachment / detachment main body 1, and the tread surface of the tire A is supported by both tire tread support portions 2 and 2 '. Next, as shown in FIG. 9, the tire chain B and the tire chains B ′ and B ″ formed for every several blocks are attached to the peripheral surface of the tire A, respectively, and as shown in FIG. ，
The attachment to the tire A is completed by integrally fastening B ′ and B ″ with an appropriate cord fastener B4.

Further, after the mounting is completed, the vehicle can be started as it is, so that the tire A can be easily traveled from the tire chain mounting tool main body 1. Next, when removing the tire chains B, B ', B "from the tire A, the tire chains B, B', B" can be easily removed from the tire A by loosening the tightening of the rope fastener B4. It is a thing. The tire chain attaching / detaching tool of the present invention can also be used for a conventionally known ladder type chain tire chain.

[0010]

According to the present invention, the tire chain attaching / detaching body is made of a hard plate, and both end portions of the tire chain attaching / detaching body, which are orthogonal to the tire loading direction, have the required height. The tire tread support is formed as a ridge, and the non-slip member accommodating recesses are continuously and integrally formed between the tire tread support, and one of the tire tread support is formed higher than the other. , The tire tread support portions are formed in a substantially parallel state, the tire tread support portions are formed in a substantially semi-cylindrical cross section, and a plurality of recessed rib portions are provided at predetermined intervals over the upper surfaces and both side surfaces of the tire tread support portions. A ridge rib portion is provided at a predetermined interval over the anti-skid member accommodating concave portion between the tire tread supporting portions and one side of the tire tread supporting portions facing the concave portion for accommodating the anti-slip member. Since it is those plurality having,
Since the entire body of the tire chain attachment / detachment is made of a hard plate, it is easy to mold, is not bulky, is light in weight, is easy to handle, and is formed at both ends orthogonal to the tire riding direction. By the convex tread tire tread support, it is possible to easily put in and stop the tire on the tire chain mounting and dismounting body,
Further, a tire chain is formed by utilizing a space formed under the tire tread by the non-slip member accommodating recesses between the tire tread supporting portions and a space between the tire tread lower portion and the road surface formed by the tire tread supporting portions. In addition to being able to easily perform the mounting and demounting work of the tire, the entire tire chain mounting and dismounting structure is strengthened by the convex rib portion and the concave rib portion provided in the tire tread support portion and the slip preventing member accommodating concave portion. It is remarkably reinforced and can be used for a vehicle of considerable weight, and when the tire is loaded, the lower edge of the tire loading end and the lower edge of the tire stop end in the tire chain mounting / demounting body will be pressed against the road surface, Greater frictional resistance stabilizes the installation state of the tire chain attachment / detachment body, resulting in easy and reliable attachment / detachment of the tire chain. Ukoto can, especially like snow choice tires is very effective when performing mounting de work of tire chains in easy location buried, there are various advantages.

[Brief description of the drawings]

FIG. 1 is a front view of a tire chain attaching / detaching body according to the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a left side view of FIG.

FIG. 4 is a sectional view taken along line AA of FIG. 2;

FIG. 5 is a perspective view of a tire chain attaching / detaching body according to the present invention.

FIG. 6 is a front view of the tire chain attachment / detachment main body of the present invention with a tire mounted therein.

FIG. 7 is a perspective view of the tire chain attaching / detaching body of the present invention when one of the tire tread support portions is formed high.

FIG. 8 is a front view showing an example at the start of mounting the tire chain according to the present invention.

FIG. 9 is a front view showing an example in the middle of mounting the tire chain according to the present invention.

FIG. 10 is a front view showing an example when the tire chain according to the present invention is completely attached.

[Explanation of symbols]

1 Tire Chain Attachment / Detachment Main Body 2 Tire Tread Support 2 ′ Tire Tread Support 2a Upper Surface 2′a Upper Surface 2b ₁ Side 2b ₂ Side 2′b ₁ Side 2′b ₂ Side 3 Side end orthogonal to tire entry direction 3'side end portion orthogonal to the tire riding direction 3a lower edge 3a 'lower edge 4 anti-slip member accommodating recess 5 concave rib portion 6 concave rib portion 7 convex rib portion 8 convex rib portion 9 lower surface 10 suspension Hole for tire A tire B tire chain B1 rope B2 non-slip member B3 mounting bracket B4 rope fastener C road surface or ice, snow surface

Claims (6)

[Claims] 1. A tire tread support of a convex ridge having a required height at both ends of the tire chain mounting / detaching body made of a hard plate and having a required height at both ends orthogonal to the tire riding direction. A tire chain attachment / detachment, characterized in that a recess for accommodating a non-slip member is continuously and integrally formed between the tire tread supporting portions. 2. The tire chain mounting / detaching device according to claim 1, wherein one of the tire tread supporting portions is formed higher than the other. 3. The tire chain attaching / detaching device according to claim 1, wherein the tire tread support portions are formed in a substantially parallel state. 4. The tire chain attachment / detachment according to claim 1, wherein the tire tread support portions are formed in a generally semi-cylindrical cross section. 5. The tire chain attachment / detachment according to claim 1, wherein a plurality of recessed rib portions are provided at predetermined intervals over the upper surface and both side surfaces of both tire tread support portions. 6. A ridge rib portion is provided at a predetermined interval between the anti-skid member accommodating recess between the tire tread support parts and one side of the tire tread support parts facing the anti-skid member accommodating recess side. A plurality is provided, It is characterized by the above-mentioned.
Attach and detach the tire chain as described.