Traction device for dual wheels

Resilient tires and wheels – Tires – resilient – Anti-skid devices

Reexamination Certificate

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Details

C152S219000

Reexamination Certificate

active

07624778

ABSTRACT:
The present invention relates to a sliding prevention device for a vehicle, which includes a plurality of spikes, each of which is formed with a supporting device supported between the tires of the dual wheels, a braking plate engaged with the supporting device in the outer peripheral edge of the dual wheels to produce the braking power by contacting with the dual wheels, and an engaging portion formed at an inward apex between the tires of the dual wheels; an interval maintaining device adapted to engage with engaging portion of the spike; and a locking portion.

REFERENCES:
patent: 1239745 (1917-09-01), Timerman
patent: 1329766 (1920-02-01), Holmes
patent: 1374771 (1921-04-01), Smith et al.
patent: 1457116 (1923-05-01), Lion
patent: 2166454 (1939-07-01), Wannemacher
patent: 3581797 (1971-06-01), Kinnucan
patent: 3696852 (1972-10-01), Oulman
patent: 3750734 (1973-08-01), McCord
patent: 2008/0271828 (2008-11-01), Shin
patent: 2009/0050249 (2009-02-01), Shin
patent: 1-208210 (1989-08-01), None
patent: 2004-001592 (2004-01-01), None
patent: 20-0221687 (2001-04-01), None

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