Railways: surface track – Electrical connections – Combined rail joint or support
Patent
1993-06-21
1994-07-26
Huppert, Michael S.
Railways: surface track
Electrical connections
Combined rail joint or support
152208, E01B 2300, B60C 2700
Patent
active
053321529
ABSTRACT:
A traction mat is provided for use under a wheel of a motor vehicle on a soft sand terrain which consists of a generally rectangular housing having a plurality of spaced apart treads. A pair of wires extend from one end of the housing and are connected to two lug nuts on the wheel. When the wheel is driven slowly the housing will go under the wheel with the threads providing traction.
REFERENCES:
patent: 986099 (1911-03-01), Sprung
patent: 1606622 (1926-11-01), Fogarty
patent: 1617271 (1927-02-01), Penfield
patent: 2058192 (1936-10-01), Turulis
patent: 3323572 (1967-06-01), Farah
patent: 3580317 (1971-05-01), McHargue
patent: 3630440 (1971-12-01), Sams
patent: 4133480 (1979-01-01), Granryd
patent: 4993768 (1991-02-01), Ewen
patent: 5100054 (1992-03-01), Fickett et al.
patent: 5236026 (1993-08-01), Springer
Alwafaie Mohammed G.
Spector George
Huppert Michael S.
Lowe Scott L.
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