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:
Sep. 30, 2025
Filed:
Jun. 28, 2021
Applicant:
Shimano Inc., Sakai, JP;
Inventors:
Tsuyoshi Fukumori, Sakai, JP;
Atsuhiro Emura, Sakai, JP;
Assignee:
SHIMANO INC., Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16G 13/06 (2006.01); B62M 9/00 (2006.01);
U.S. Cl.
CPC ...
F16G 13/06 (2013.01); B62M 9/00 (2013.01); B62M 2009/005 (2013.01);
Abstract
A bicycle chain comprises a first inner link plate and a second inner link plate. The first inner link plate comprises a first inner-link end portion, a second inner-link end portion, and a first inner-link intermediate portion. The first inner-link end portion overlaps with a tooth of a sprocket when viewed in the axial direction to provide an overlapping area in a state where the bicycle chain is engaged with the sprocket. The overlapping area has a maximum circumferential length equal to or larger than 0.45 mm.