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:
Aug. 30, 2011
Filed:
Dec. 20, 2007
Takeo Suzuki, Kitakyushu, JP;
Akihiko Maemura, Kitakyushu, JP;
Yosuke Kawazoe, Kitakyushu, JP;
Yuto Fukuma, Kitakyushu, JP;
Takeshi Inoue, Kitakyushu, JP;
Takeo Suzuki, Kitakyushu, JP;
Akihiko Maemura, Kitakyushu, JP;
Yosuke Kawazoe, Kitakyushu, JP;
Yuto Fukuma, Kitakyushu, JP;
Takeshi Inoue, Kitakyushu, JP;
Kabushiki Kaisha Yaskawa Denki, Fukuoka, JP;
Abstract
An electromagnetic steel plate forming member provides the two magnet holes for inserting therein the two permanent magnets per pole along the V-shape, which are provided in the region of the radial pole pitch lines OP provided in the rotor core at the predetermined pole pitch angle θ, one magnet hole is displaced in a direction apart from the center line OC of the pole pitch lines OP, and the other magnet hole is displaced in a direction approaching to the center line OC of the pole pitch lines OP.