Motor vehicles – Vehicle trains – Motorized trailer
Reexamination Certificate
2011-04-26
2011-04-26
Silbermann, Joanne (Department: 3611)
Motor vehicles
Vehicle trains
Motorized trailer
C180S010000, C180S065510, C180S065600, C301S137000
Reexamination Certificate
active
07931100
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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Bender Helmuth
Bender Steffen
van Schie Michael Petrus
Arce Marlon A
Reich KG
Silbermann Joanne
Young & Thompson
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