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:
Feb. 11, 1992
Filed:
Sep. 19, 1990
Applicant:
Inventors:
Shin Sugifune, Sendai, JP;
Hiraku Abe, Iwadeyama, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01B / ; H02H / ;
U.S. Cl.
CPC ...
32420725 ; 32420711 ; 32420712 ; 324202 ; 29595 ;
Abstract
A magnetic rotation sensor is disclosed, in which by raising the precision of the size between a first hole for positioning a magnetic rotation drum and second holes for positioning pin guides and at the same time by keeping the outer diameter of the pin guides at a high precision, the gap between the drum described above and a sensor supported by the pin guides can be kept precisely almost without any adjustment.