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:
Nov. 04, 2003
Filed:
Oct. 19, 2001
Applicant:
Inventor:
Hisashi Honjo, Moriguchi, JP;
Assignee:
Exedy Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 3/00 ;
U.S. Cl.
CPC ...
G01L 3/00 ;
Abstract
The present invention makes it possible to detect efficiently and accurately small torque. A torque detector includes a first shaft portion (first torque detecting portion), a first strain gage, a second shaft portion (second torque detecting portion), and a second strain gage. The first strain gage is provided on the first shaft portion. The second shaft portion has lower rigidity than the first shaft portion. The second torque sensor is provided on the second shaft portion to measure smaller torque than the first strain gage.