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. 22, 1992
Filed:
May. 14, 1991
Applicant:
Inventor:
Shinobu Kakizaki, Kanagawa, JP;
Assignee:
Atsugi Motor Parts Company, Limited, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F / ; H02K / ;
U.S. Cl.
CPC ...
188299 ; 188319 ; 25112911 ; 310 89 ; 310156 ;
Abstract
A rotary actuator comprises a housing made of a synthetic resin. A rotor carrying a plurality of permanent magnet of alternate polarity with respect to the adjacent magnet, and stator having a plurality of electromagnet which is selectively energized, are aligned in axial alignment to each other. Magnetic conductor plates are provided in alignment with the rotor and the stator. The magnetic conductor plates are supported on the inner periphery of the resin housing in opposition to the rotor and the stator for forming part of a magnetic circuit.