The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 24, 2017
Filed:
Mar. 03, 2014
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventor:
Hans-Peter Dommsch, Lichtenau, DE;
Assignee:
ROBERT BOSCH GMBH, Stuttgart, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62M 6/55 (2010.01); B62M 6/70 (2010.01); B62M 6/45 (2010.01); B62M 9/06 (2006.01);
U.S. Cl.
CPC ...
B62M 6/70 (2013.01); B62M 6/45 (2013.01); B62M 6/55 (2013.01); B62M 9/06 (2013.01);
Abstract
A vehicle that is operable by motor power and/or by muscular power, in particular an electric bicycle, including a crankshaft drive having a bottom bracket bearing shaft, a front sprocket that transmits a drive torque for the vehicle to a chain, an electric drive and a friction gear for continuously varying a transmission ratio, the friction gear and the electric drive being configured on the crankshaft drive, and the friction gear being coupled to the crankshaft drive and adapted for transmitting a rider-produced torque to the front sprocket.