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:
Aug. 21, 2012

Filed:

Aug. 08, 2008
Applicants:

Shigeto Ryuen, Sendai, JP;

Kenji Suda, Sendai, JP;

Inventors:

Shigeto Ryuen, Sendai, JP;

Kenji Suda, Sendai, JP;

Assignee:

Keihin Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A flat electromagnetic actuator includes a solenoid, a shaft at the center thereof, first and second bearings, a projecting supporting part, a movable core having an annular projection, a cylindrical yoke, a coil bobbin, a coil and a cylindrical housing whose top is closed, wherein an axial dimension thereof is shorter than a radial dimension thereof, and wherein the second bearing, the projecting supporting part, the movable core, the annular projection, the cylindrical yoke, the coil bobbin, and the housing are disposed on a same surface perpendicular to a displacement direction of the shaft, and continuously provided in the radial direction.


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