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:
Jun. 15, 2010

Filed:

Nov. 29, 2007
Applicants:

Shoei Abe, Kawachi-gun, JP;

Hirofumi Atarashi, Shioya-gun, JP;

Keiichi Yamamoto, Haga-gun, JP;

Shigeru Tajima, Tokorozawa, JP;

Makoto Kawakami, Niiza, JP;

Takeo Fukuda, Kawachi-gun, JP;

Inventors:

Shoei Abe, Kawachi-gun, JP;

Hirofumi Atarashi, Shioya-gun, JP;

Keiichi Yamamoto, Haga-gun, JP;

Shigeru Tajima, Tokorozawa, JP;

Makoto Kawakami, Niiza, JP;

Takeo Fukuda, Kawachi-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01); H02K 21/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

An axial gap type motor according to the present invention includes: a rotor; and a pair of stators which are arranged to face each other and hold the rotor from both sides thereof along a rotation axis. The rotor includes: electromagnets which are provided on the rotor as main magnets, and arranged along a circumferential direction so that directions of magnetic fluxes thereof are parallel to the rotation axis; and sub permanent magnets which are provided on the rotor, arranged in the vicinities of circumferential end portions of the main magnets, and are magnetized orthogonal to the rotation axis and a radial direction.


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