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:
Jul. 21, 1981
Filed:
Jun. 28, 1979
Applicant:
Inventors:
Hiroshi Okano, Susono, JP;
Yoshihisa Gunji, Susono, JP;
Assignee:
Toyota Jidosha Kogyo Kabushiki Kaisha, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ; G01P / ;
U.S. Cl.
CPC ...
417407 ; 324173 ; 324179 ; 403 30 ; 4162 / ; 4162 / ;
Abstract
A rotating speed detecting device of a turbocharger comprising the compressor wheel and the turbine wheel which are fixed onto the opposed ends of the rotary shaft. A hole is formed on the central portion of the shaft. An electromagnetic detector is arranged in the vicinity of the central portion of the shaft so that the detecting head of the detector can face the hole of the shaft.