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:
Sep. 02, 1986
Filed:
May. 31, 1985
Applicant:
Inventor:
Keizo Shimano, Sakai, JP;
Assignee:
Shimano Industrial Company Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05G / ;
U.S. Cl.
CPC ...
745942 ; 474152 ;
Abstract
A gear crank comprising a crank having a pair of crank arms and an adapter having a chain gear, the adapter being provided with two groups of each two stays, the stays in each group being positioned at the rear side in the drive-revolving direction of each crank arm and in a range in which the respective crank arms are subjected to the maximum torque.