Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Helmuth Bender0
Steffen Bender0
Michael Petrus van Schie0
Date of Patent
April 26, 2011
0Patent Application Number
117277560
Date Filed
March 28, 2007
0Patent Primary Examiner
Patent 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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