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.

Date of Patent:
Jul. 23, 2019

Filed:

Jun. 24, 2016
Applicant:

Shimano Inc., Sakai, JP;

Inventor:

Kenichi Akanishi, Sakai, JP;

Assignee:

SHIMANO INC., Sakai, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62M 9/10 (2006.01); F16H 55/30 (2006.01);
U.S. Cl.
CPC ...
F16H 55/30 (2013.01); B62M 9/10 (2013.01);
Abstract

A bicycle sprocket comprises a sprocket body and a plurality of chain-driving teeth. The plurality of chain-driving teeth comprises a first tooth and a second tooth. The first tooth has a first radial length radially defined from a reference line to a first radially outermost end. The second tooth has a second radial length radially defined from the reference line to a second radially outermost end. The second radial length is in a range of 1.5 mm to 2.9 mm. A shortest distance is defined between the downstream circumferential surface and a first intersection point of the circumferential center plane and an additional reference line. The shortest distance is equal to or larger than 2.0 mm. The additional reference line is defined at a reference position radially outward spaced apart from the reference line by 1.5 mm.


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