Land vehicles – Wheeled propelled
Patent
1979-01-05
1980-10-14
Love, John J.
Land vehicles
Wheeled propelled
192 50, B60K 900
Patent
active
042277060
ABSTRACT:
A traction device for caravans or trailers which is manually operated and includes a ratchet interconnection between the ground engageable wheel or wheels and a lever arm that is used to provide both a drive and a steering of the ground engageable wheels. In the case of two wheels ground engaging both the drive coupling and the general support is such that the wheels are differentially driveable and rotatable one with respect to the other.
REFERENCES:
patent: 2531819 (1950-11-01), Lewis
patent: 3269740 (1966-08-01), Hutchinson
patent: 3549161 (1970-12-01), Pusztay
patent: 3738672 (1973-06-01), Dalton
patent: 3937479 (1976-02-01), Dalton
Love John J.
McGiehan Donn
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