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:
Oct. 14, 2025
Filed:
Feb. 01, 2023
Applicant:
Cheng Uei Precision Industry Co., Ltd., New Taipei, TW;
Inventor:
Ching Lin Hu, New Taipei, TW;
Assignee:
Cheng Uei Precision Industry Co., Ltd., New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62J 13/04 (2006.01);
U.S. Cl.
CPC ...
B62J 13/04 (2013.01);
Abstract
A bicycle chain cover includes a rear casing, an outer cover connected with the rear casing, and an inner cover connected with the rear casing. The inner cover and the outer cover are opposite to each other. The inner cover has two first ribs, two second ribs, a first ring and a second ring. The two first ribs are disposed at an inner edge of the inner cover. The two second ribs are disposed at the inner edge of the inner cover. The first ring is connected to the two first ribs. The second ring is connected to the two second ribs. The second ring is rotatably disposed in the first ring.