Removable device of traction adapted for any motorized vehicles

Details Removable device of traction adapted for any motorized vehicles Removable device of traction adapted for any motorized vehicles

2005-01-04

2005-01-04

Stormer, Russell D. (Department: 3617)

Resilient tires and wheels

Tires, resilient

Anti-skid devices

C152S217000

Reexamination Certificate

active

06837286

ABSTRACT:
A removable device for any motor vehicle of which is capable of increasing traction when the drive wheels are trapped in snow, ice or mud.The removable traction device includes a pair of chains being interconnected over the tread surface of a tire and attached to a pair of transversely extending structural bar members on each side of the tire, of which each structural bar member includes a plate member having raised studs on a surface for firmly gripping the rubber wall of tire.Each plate member having threaded rods formed on a surface is connected to a structural part member having holes for receiving therethrough each threaded rod being connected thereby nuts for adjusting and securing a bolt in the width direction of the tire, the bolt passing through a plurality of inverted U-shaped brackets formed on the structural part member and connected by washers and a nut at the opposite lower end of each bar member and to a moving part member, of which a curved metal bar is adapted to be inserted into an opening of the moving part member for tightening and firmly gripping the rubber walls of the tire with the plurality of raised studs formed on each plate member.

REFERENCES:
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patent: 3047037 (1962-07-01), Frederick
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patent: 3735789 (1973-05-01), Landerer et al.
patent: 3878988 (1975-04-01), Blais
patent: 4155391 (1979-05-01), Dieck
patent: 4281791 (1981-08-01), Schaaf et al.
patent: 5569340 (1996-10-01), Ulrich
patent: 5899380 (1999-05-01), Beaulieu
patent: 20020066509 (2002-06-01), Labbe

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