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.

Date of Patent:
Mar. 20, 2012

Filed:

May. 22, 2009
Applicants:

Mitsuru Suzuki, Chiba, JP;

Akihiro Ito, Chiba, JP;

Shigeru Yanagisawa, Chiba, JP;

Akira Yasuda, Chiba, JP;

Inventors:

Mitsuru Suzuki, Chiba, JP;

Akihiro Ito, Chiba, JP;

Shigeru Yanagisawa, Chiba, JP;

Akira Yasuda, Chiba, JP;

Assignee:

Seiko Precision Inc., Narashino-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 9/10 (2006.01); G03B 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electromagnetic actuator includes: a coil for excitation; a stator excited with different magnetic poles by energization of the coil; a rotor magnetized with the different magnetic poles in accordance with a circumferential direction, and rotated by a magnetic force generating between the rotor and the stator; and an outputting member rotated in conjunction with the rotor and outputting rotational movement of the rotor to a first blade and a second blade. The outputting member is provided with a fitting hole press-fitted onto the rotor.


Find Patent Forward Citations

Loading…