Auxiliary drive for a trailer
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United States of America Patent
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-
Apr 26, 2011
Grant Date -
Oct 4, 2007
app pub date -
Mar 28, 2007
filing date -
Mar 28, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Auxiliary drive for a trailer such as a caravan. Said drive consists of a drive unit with a gearwheel. Through linear movement of the drive unit relative to the chassis, said gearwheel can be brought into engagement with a ring gear fitted either on the brake drum of a wheel of the vehicle or on an auxiliary part such as a covering drum fitted over said brake drum. The ring gear preferably lies in a plane outside the plane bounded by the inside of the wheel.
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