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:
May. 24, 2022

Filed:

May. 12, 2017
Applicant:

Miranda & Irmao, Lda, Agueda, PT;

Inventor:
Assignee:

MIRANDA & IRMAO, LDA, Agueda, PT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/30 (2006.01); B62M 9/06 (2006.01); B62M 9/10 (2006.01); B62M 9/131 (2010.01);
U.S. Cl.
CPC ...
F16H 55/30 (2013.01); B62M 9/06 (2013.01); B62M 9/105 (2013.01); B62M 9/131 (2013.01);
Abstract

A sprocket for engagement with a drive chain has a plurality of teeth extending radially from a periphery of the sprocket, including a first and a second group of teeth; the teeth of the first group and the second group are alternately arranged so that each tooth of the first group is followed by a tooth of the second group, and vice versa; each tooth of the first group having a first maximum width, each tooth of the second group having a second maximum width which is larger than the first maximum width; each tooth of the second group has a protrusion on at least one lateral face of the tooth; the outer lateral face of the protrusion extends over a first portion of the lateral face of each tooth of the second group, the length being 50% of the length of the respective tooth or less.


Find Patent Forward Citations

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Tavares Miranda, Joao. (2022). Narrow—wide teeth chainring (U.S. Patent No. 11339865). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11339865

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