回転電機

Japanese Patent JP5264927

B2

Dynamoelectric machine having holding grooves recessed into yoke portions with openings on respective facing portions of inner wall surfaces of trough portions, at axially inner ends of the yoke portions, having axial groove directions, and an end surface in a groove length direction constitutes a stopping surface. Magnet material holders are disposed spanning the trough portions radially inside inner circumferential surfaces near tip ends of claw-shaped magnetic pole portions, fitted from axially inside into each holding groove, are recessed to face each other on the trough portions restricting circumferential and radial motion by inner wall surfaces of the holding grooves and axially outward movement restricted by the stopping surface. Interfitting grooves having openings on surfaces facing the inner circumferential surfaces near the tip ends, having axial groove directions, and passing through in the axial direction, and permanent magnets fitted into the interfitting grooves are held by the magnet material holders.

Toshiyuki Yoshizawa
Masaya Inoue
Ryuichi Shimomura
Takuma Wada
Kanji Shinkawa
Morio Masao
Yoshiharu Hayashi
Kazuya Nakamachi
Kazunori Tanaka

JP2010536628A

August 14, 2013

November 10, 2008

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Mitsubishi Electric Corporation

H02K1/27; H02K1/24; H02K15/02; H02K19/22

JP2002136004A	2002-05-10
JP2004194442A	2004-07-08

WO2008044347A1

2008-04-17

Michiharu Soga
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida
Satoshi Iino

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