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. 24, 1998
Filed:
Aug. 21, 1996
Applicant:
Inventors:
Thaddeus Schroeder, Rochester Hills, MI (US);
Bruno Patrice LeQuesne, Troy, MI (US);
Raymond Ora Butler, Jr, Anderson, IN (US);
Anthony Leo Marks, Novi, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B / ; G01P / ; F02P / ; H03M / ;
U.S. Cl.
CPC ...
32420721 ; 123617 ; 324173 ; 32420722 ; 32420725 ; 341 15 ;
Abstract
A rotation sensor includes a binary encoded target wheel and a pair of sensors disposed about the target wheel periphery. One of the sensors provides a signal indicative of the passage of regular angular intervals of the target wheel and the other of the sensors provides binary states corresponding to the regular angular intervals.