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:
Jul. 07, 2026
Filed:
May. 26, 2025
Tien Hsin Industries Co., Ltd., Taichung City, TW;
Meng-Hua Chiang, Taichung City, TW;
TIEN HSIN INDUSTRIES CO., LTD., Taichung City, TW;
Abstract
A transmission sprocket is provided, including a sprocket body, an annular housing, and a chainring bump. The sprocket body is made of a first non-metallic material, and a radial outer edge of the sprocket body is provided with a plurality of chain teeth and a mounting hole. The annular housing is made of a second non-metallic material. The annular housing covers one side of the sprocket body and encloses an internal space together with the sprocket body, where the internal space surrounds an axis of the sprocket body. The chainring bump is disposed at the mounting hole. One of the sprocket body and the annular housing forms a rib in the internal space, the rib extends radially from the axis toward the chainring bump, and the rib abuts against the other of the sprocket body and the annular housing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile