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:
Mar. 27, 1984
Filed:
Mar. 31, 1981
Applicant:
Inventor:
Takashi Segawa, Sakai, JP;
Assignee:
Shimano Industrial Company Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
474160 ; 474144 ; 745942 ; 74447 ;
Abstract
Disclosed is a crank for a bicycle, having a chain wheel mounted thereto by an adapter, the adapter having at least one annular member formed at the foremost ends of legs extending radially outwardly of a boss of the adapter and connecting the legs with each other and chain wheel mounting means provided at at least one of the leg and adapter.
Segawa, Takashi. (1984). Chain gear and crank mounting assembly (U.S. Patent No. 4439172). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4439172
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile