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:
Jan. 01, 2019
Filed:
Apr. 24, 2015
Applicant:
Shimano Inc., Sakai, Osaka, JP;
Inventor:
Yusuke Nishikawa, Osaka, JP;
Assignee:
Shimano Inc., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62M 6/40 (2010.01); B62M 6/45 (2010.01); B62M 6/55 (2010.01); B62K 19/34 (2006.01); H02K 5/02 (2006.01);
U.S. Cl.
CPC ...
B62M 6/40 (2013.01); B62K 19/34 (2013.01); B62M 6/45 (2013.01); B62M 6/55 (2013.01); H02K 5/02 (2013.01); Y10T 74/19028 (2015.01); Y10T 74/2164 (2015.01);
Abstract
A bicycle drive unit is basically provided with a crankshaft and a housing. The housing includes a synthetic resin first portion, a synthetic resin second portion and a metallic third portion. The synthetic resin first portion supports a first end of the crankshaft. The synthetic resin second portion supports a second end of the crankshaft. The metallic third portion is disposed in between the synthetic resin first portion and the synthetic resin second portion. The metallic third portion defines an internal space of the housing along with the synthetic resin first portion and the synthetic resin second portion.