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:
Apr. 06, 2021
Filed:
Aug. 24, 2017
Applicant:
Shimano Inc., Sakai, JP;
Inventors:
Assignee:
SHIMANO INC., Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 57/00 (2012.01); B60B 27/04 (2006.01); B60B 27/00 (2006.01); B60B 27/02 (2006.01); B62M 9/12 (2006.01);
U.S. Cl.
CPC ...
F16H 57/0025 (2013.01); B60B 27/0026 (2013.01); B60B 27/023 (2013.01); B60B 27/04 (2013.01); B60B 27/047 (2013.01); B62M 9/12 (2013.01); B60B 2900/321 (2013.01); B60B 2900/531 (2013.01);
Abstract
A bicycle rear sprocket adapter comprises a plurality of external spline teeth and a plurality of internal spline teeth. The plurality of external spline teeth is configured to engage with a bicycle rear sprocket assembly. The plurality of internal spline teeth is configured to engage with a bicycle hub assembly. At least two internal spline teeth of the plurality of internal spline teeth are circumferentially arranged at a first internal pitch angle with respect to a rotational center axis of the bicycle hub assembly. The first internal pitch angle ranges from 10 degrees to 20 degrees.