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| Number | Title | Issue Date |
| 4747438 | Structure of automobile tire friction-increasing auxiliary device The present invention relates to an improved structure of an automobile tire auxiliary device, especially relates to such a device capable of holding the tire to step up the friction force of the tire through a recess and an adjustable lug on the claw pla... | 05/31/1988 |
| 4716949 | Antiskid traction device An antiskid traction device adapted to be attached to vehicle tires which comprises a right side frame member having a locking pin, a left side frame member having a pivotable locking member adapted to engage the locking pin, at least two antiskid members... | 01/05/1988 |
| 4662417 | Antiskid traction device An antiskid traction device adapted to be attached to vehicle tires which comprises a right side frame member having a locking pin, a left side frame member having a pivotable locking member adapted to engage the locking pin, antiskid members disposed at ... | 05/05/1987 |
| 4576214 | Non-skid device, particularly for pneumatically tired vehicle wheels used on ice and snow An anti-skid device is intended for use on pneumatic tires when the tires are used on ice and snow. The device includes a supporting disk with anti-skid arms pivotally displaceable about axes extending parallel to the axis of the wheel on which the pneuma... | 03/18/1986 |
| 4405006 | Anti-skidding device for tired, particularly pneumatic-tired vehicle wheels on ice and snow Anti-skidding device for vehicle wheels with tires, particularly pneumatic tires, for ice and snow surfaces. The anti-skidding device 100 consists of a support disk 120 which can be attached at the wheel disk or rim 11. The support disk is provided, adjac... | 09/20/1983 |
| 4385652 | Endless track construction A plurality of sections are fitted together so that they fit around an uninflated tire and they are fastened together to form a rigid cylinder. The tire is then inflated thus holding the now solid rim or track in position. Each section includes a curved b... | 05/31/1983 |
| 4098313 | Traction device for vehicular wheels A traction device for a vehicular tire mounted on a wheel with a gripper tread with a plurality of small protrusions on the inner surface thereof make limited penetration into the tire tread to prevent radial or circumferential slippage of the traction de... | 07/04/1978 |
