JP3110080U - tire chain - Google Patents

Abstract

SOLUTION: A rear side chain part and a front side chain part are arranged substantially in parallel, a required number of cross chain parts are bridged between these side chain parts, and one end of the side chain part is hooked to the other end. The front side chain part can be connected to the front side chain by adjusting the front side chain part in the back side chain part. This is a tire chain that is divided at a portion to be connected and that can connect these divided ends.
[Effect] By passing one side of the divided back side chain part through the back side of the tire and connecting the tip to the other divided part, the back side chain part can be passed through the back side of the tire. The back side chain part can be easily passed through the back side of the tire in a state where the side chain part and the cross chain part are not easily entangled.
[Selection] Figure 1

Description

  The present invention relates to a tire chain, and is used when a tire is installed on a vehicle tire to prevent the tire from slipping while running.

In this type of conventional tire chain, the back side wire part and the front side chain part are arranged substantially in parallel, and a required number of cross chain parts are bridged between the side chain parts, and the side chain part The front side chain portion is provided with an adjustment interval substantially in the middle and a lead chain is detachably installed between the adjustment intervals.
After passing the back side wire part through the back side of the tire, both ends are connected, and then the both ends of the front side chain part are fixed with the cross chain part wrapped around the tire's peripheral surface, and then Jonto Chain It was attached to the tire by tightening.

Real registration No. 3043969 Real registration No. 3043970

  However, in such a conventional tire chain, when the back side wire portion is passed through the back side of the tire, the back side, the front side chain portion and the cross chain portion are entangled and difficult to pass smoothly. -There was a problem that it took a lot of time for the mounting work. In particular, this inconvenience has been noticeable in dual wheels such as trucks and buses. Furthermore, when releasing the tire chain connection, both hands are required, so the vehicle must be stopped so that the connection part comes to the position where both hands enter the back of the tire. Also has the inconvenience of taking time.

  The problem of this device is to eliminate such inconvenience.

In order to achieve the above object, in the tire chain according to the present invention,
The rear side wire part and the front side chain part are arranged substantially in parallel, and a required number of cross chain parts are bridged between these side chain parts, and one end of the side chain part can be hooked to the other end. In addition, the front side chain portion has an adjustment interval in the middle and a tire chain connected by detachably installing a lead chain during the adjustment interval.
While dividing | segmenting in the part corresponding to the adjustment space | interval of the said front side chain part in the said back side wire part, these division | segmentation ends can be connected.

  In addition, a simple attachment / detachment holder is provided at one end of the back side wire portion and a simple attachment / detachment hook is provided at the other end to enter and latch into the simple attachment / detachment holder. A trigger is installed at one end of the hook receiver so as to be able to swing, and is repelled in a direction to close the hook receiver. The trigger hook is made to enter the hook receiver and can be hooked in the trigger groove, and the trigger is swung in a direction opposite to the elastic swinging direction, so that the hook on the simple attaching / detaching hook is hooked on the trigger groove. The stop can be released.

  Since the tire chain according to the present invention is configured as described above, one side of the divided back side wire portion is passed through the back side of the tire, and the tip is connected to the other of the divided back side wire portions. The side wire portion can be passed through the back side of the tire.

  Therefore, if this tire chain is used, the back side wire part can be easily passed through the back side of the tire in a state where the back side and front side chain part and cross chain part are not easily entangled. Work can be done more easily than before. In particular, this effect is prominent in multi-wheels such as trucks and buses.

In addition, a simple attachment / detachment holder is provided at one end of the back side wire portion and a simple attachment / detachment hook is provided at the other end to enter and latch into the simple attachment / detachment holder, and the simple attachment / detachment holder includes a hook receiver on the housing, A trigger is installed at one end of the hook receiver so as to be able to swing, and is repelled in a direction to close the hook receiver. The trigger hook is made to enter the hook receiver and can be hooked in the trigger groove, and the trigger is swung in a direction opposite to the elastic swinging direction, so that the hook on the simple attachment / detachment hook is hooked on the trigger groove. If you can release the stop,
After passing the back side wire part to the back side of the tire, it is easy to connect the ring easily by simply inserting the simple attachment / detachment hook at one end into the hook receiver of the simple attachment / detachment holder at the other end, and the trigger is opposite to the direction of rocking and swinging Since this connection can be released only by swinging in the direction, the connection of the tire chain can be released with one hand. Therefore, if this tire chain is used, unlike the conventional case, it is not necessary to stop the vehicle so that the connecting portion comes to the position where both hands enter the back of the tire, so it is easy and easy to release. It can be done.

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a front view of a tire chain according to the present invention, FIG. 2 is an enlarged view of a portion II in FIG. 1, FIG. 3 is a rear view of the tire with the tire chain mounted on the tire, and FIG. FIG. 5 is an enlarged view of a portion V in FIG. 3.

In FIG. 1, C is a tire chain according to the present invention. Reference numeral 10 denotes a back side wire portion, which is constituted by a wire 80, and a synthetic resin tube 81 is fitted on the periphery thereof. The back side wire portion 10 is located on the back side of the tire when installed on the tire.

A simple attachment / detachment holder 50 is attached to one end of the back side wire portion 10, and a simple attachment / detachment hook 51 is attached to the other end of the back side wire portion 10 so as to enter and be hooked into the simple attachment / detachment holder 50.

Reference numeral 20 denotes a front side chain portion, which is disposed substantially parallel to the back side wire portion 10. The front side chain portion 20 is formed of a metal chain and is located on the front side of the tire when installed on the tire.

  An adjustment ring (holding ring) 60 is attached to one end of the front side chain portion 20, and a kick hook (holding metal fitting) 61 is attached to the other end. Further, 62, 62,... Are cam lock plates (cam fasteners), which are arranged in the middle of the front side chain portion 20. By rotating the cam lock plate 62 by 180 degrees, the interval can be narrowed. As a result, the length of the front side chain portion 20 can be made shorter than usual.

  30, 30,... Are cross-chain portions that are connected between the back side wire portion 10 and the front side chain portion 20. The cross-chain portion 30 covers the outer peripheral surface of the tire when installed on the tire to prevent the tire from slipping.

  Next, S is an adjustment interval, and is provided substantially in the middle of the front side chain portion 20. For this reason, the front side chain portion 20 is divided into a left chain portion 21 and a right chain portion 22. A kick hook (holding tool) 23 is attached to the connecting end of the right chain portion 22, and a pulley (ratchet type reversing tool) 24 is attached to the connecting end of the left chain portion 21.

  Reference numeral 25 denotes a lead chain, and one end of the lead chain is hooked to the kick hook 23 of the right chain portion 22. And it extends in a state of being wound around the pulley 24 of the left chain portion 21. By pulling the lead chain 25, the adjustment interval S can be adjusted to fix the tire chain C to the tire T (see FIG. 4).

  Next, the back side wire portion 10 is divided into a left wire portion 11 and a right wire portion 12 at a position facing the adjustment interval S of the front side chain portion 20.

  As shown in FIG. 2, a socket (holding tube portion) 13 is connected and fixed to the split end of the right wire portion 12. In this socket 13. Rope end stoppers (holding pieces) 14 and 14 are integrally formed.

  On the other hand, a rope end 15 is fixed to the split end of the left wire portion 11. By hooking the rope end 15 to the rope end retainers 14 and 14 of the socket 13 in the right wower portion 12, the left wire portion 11 and the right wire portion 12 are connected, and the back side wire portion 10 is connected. Constitute. Reference numeral 16 denotes a compression spring (compression spring), which is externally fitted to the left wire portion 11.

  Reference numeral 17 denotes a collar which is loosely fitted between the compression spring 16 and the rope end 15 in the left wire portion 11. The rope end 15 is pulled out of the socket 13 by the elastic force of the compression spring 16. When the rope end 15 is removed from the socket 13, the collar 17 may be compressed in the anti-elastic direction of the compression spring 16 so that the space between the collar 17 is widened.

  In addition, when installing this tire chain C in the tire T, the said back side wire part 10 is made into the state (state which is not connected) divided | segmented into the left wire part 11 and the right wire part 12. It is necessary.

  Next, a method for installing the tire chain C on the tire T will be described with reference to FIGS.

  As shown in FIG. 3, the right wire portion 12 (or the left wire portion 11) of the back side wire portion 10 is passed through the back side of the tire T, and the right wire portion 12 (or the left wire portion 11) that has passed therethrough By connecting the rope end 15 (or the socket 13 of the right wire part 12) of the left wyer part 11 separately prepared to the socket 13 (or the rope end 15), the back side wire is used as in the prior art. The portion 10 can be passed through the back side of the tire T.

  Then, a simple attachment / detachment hook 51 attached to the left wire portion 11 is entered against the elasticity as shown in FIG. 5 into the simple attachment / detachment holder 50 attached to the right wire portion 12 of the back side wire portion 10. The back side wire portion 10 can be annularly set on the back side of the tire T.

  The simple attachment / detachment holder 50 will be described in detail with reference to FIG. 52 is a housing of the simple attachment / detachment holder 50 and has an operation window 53. Reference numeral 54 denotes a hook receiver (holding hole), which is formed on the front end surface (right end surface in the figure) of the housing 52. The simple attachment / detachment hook 51 enters and is fixed to the hook receiver 54. Reference numeral 55 denotes a trigger (holding lever), which is swingably installed at one end of the hook receiver 54.

  56 is a coil spring (coil spring) which repels the trigger 55 in a direction to close the hook receiver 54. Reference numeral 57 denotes a trigger (holding groove), which is formed at the root portion of the trigger 55 in the direction of elastic swinging. The simple attachment / detachment hook 51 enters the hook receiver 54 against the elasticity of the trigger 55 and is elastically hooked to the trigger 57.

  When removing the tire chain C, when removing the simple attachment / detachment hook 51 from the simple attachment / detachment holder 50, a finger is inserted through the operation window 52, and the trigger 55 is moved in a direction opposite to the elastic swinging direction. The simple attachment / detachment hook 51 may be removed from the trigger groove 57 of the trigger 55 and pulled out from the hook receiver 54 by swinging.

  Returning to the description of the method of installing the tire chain C on the tire T.

  After the back side wire portion 10 is annularly set on the back side of the tire T, the cross chain portions 30, 30, ... are wound around the outer peripheral surface of the tire T. A kick hook (holding metal fitting) 61 at the other end is hooked and connected to the adjustment ring 60 at one end of the front side chain portion 20.

  Thereafter, one end of the lead chain 25 is hooked on the kick hook 23 of the right chain portion 22, and the other end wound around the pulley 24 is pulled to adjust and tighten the adjustment interval S.

  Thereafter, the cam lock plate 62 is rotated 180 degrees to narrow the interval, and tightening of the front side chain portion 20 can be further strengthened. A rubber band 70 is connected to the other end of the lead chain 25 and is elastically fixed so as not to move.

  By passing one side of the divided back side wire part through the back side of the tire and connecting the tip to the other side of the divided back side wire part, the back side chain part can be passed through the back side of the tire. It can be used as a tire chain that can be easily attached to the vehicle.

It is a front view of the tire chain concerning this device. It is the II section enlarged view in FIG. It is a figure of the tire back side of the state which mounted | wore the tire chain with this tire chain. It is a figure on the tire front side in the state where this tire chain is mounted on a tire. It is the V section enlarged view in FIG.

Explanation of symbols

C ... Tire chain S ... Adjustment interval T ... Tire
10… Back side wire part
11… Left wire part (back side wire part)
12… Right wire part (back side wire part)
13… Socket
14… Rope end retaining
15… rope end
16… compression spring
17… color
20… Front side chain
21… Left chain (front side chain)
22… Right chain part (front side chain part)
23… Kikko Hook
24… pulley
25… Lead chain
30… Cross chain
50… Simple attachment / detachment holder
51… Simple detachable hook
52… Housing
53… Control window
54… Hook holder
55… Trigger
56… Coil spring
57… Trigger groove
60… Adjustment ring
61… Kikko Hook
62… Cam lock plate
70… rubber band
80… wire
81… Tube

Claims (2)

The rear side wire part and the front side chain part are arranged substantially in parallel, and a required number of cross chain parts are bridged between these side chain parts, and one end of the side chain part can be hooked to the other end. In addition, the front side chain portion has an adjustment interval in the middle and a tire chain connected by detachably installing a lead chain during the adjustment interval.
A tire chain which is divided at a portion corresponding to the adjustment interval of the front side chain portion in the back side wire portion and which can connect these divided ends. 2. The tire chain according to claim 1, wherein a simple attachment / detachment holder is provided at one end of the back side wire portion, and a simple attachment / detachment hook is provided at the other end to enter and be engaged with the simple attachment / detachment holder. A hook receiver is provided on one end of the hook receiver, and a trigger groove is provided at one end of the hook receiver so as to be repelled in a direction to close the hook receiver. The simple attachment / detachment hook enters the hook receiver against the trigger and can be hooked in the trigger groove, and the trigger is swung in a direction opposite to the elastic swinging direction, and the simple attachment / detachment is performed. A tire chain characterized in that the hook can be released from the trigger groove.

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