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:
May. 24, 1983
Filed:
May. 28, 1981
Applicant:
Inventor:
Tadashi Ueno, Sakai, JP;
Assignee:
Shimano Industrial Company Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
474160 ; 474162 ; 74448 ;
Abstract
A multi-stage sprocket for a bicycle is disclosed which omits at least one of several teeth provided at the outer periphery of the sprocket body. A toothed member having a number of teeth corresponding to the number of omitted teeth is formed of material superior to the material of the sprocket body in wear-resistance and is mounted to the tooth-omitted portion at the sprocket body.
Ueno, Tadashi. (1983). Sprocket for a bicycle (U.S. Patent No. 4384865). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4384865
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile