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Title:
STATOR MANUFACTURING METHOD AND MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/142845
Kind Code:
A1
Abstract:
A stator has: a stator core disposed about the central axis and covered with an insulator; a plurality of coil portions provided on the stator core with the insulator interposed therebetween; and an intermediate bus bar electrically connected to a part of a conducting wire constituting the coil portions. A stator manufacturing method has an attachment step, a winding step, and a connection step. Before start of the winding step, the intermediate bus bar is supported at a first position apart from the coil portions at attachment portions in the shaft direction. After completion of the winding step, the intermediate bus bar is fixed at a second position between the first position and the coil portions in the shaft direction.

Inventors:
SHIRAISHI, Takashi (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
MIGITA, Takayuki (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
FUJIHARA, Hisashi (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
AONO, Masato (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
NAKAMATSU, Shuhei (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
Application Number:
JP2018/000134
Publication Date:
August 09, 2018
Filing Date:
January 06, 2018
Export Citation:
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Assignee:
NIDEC CORPORATION (338 Kuzetonoshiro-cho, Minami-ku Kyoto-sh, Kyoto 05, 〒6018205, JP)
International Classes:
H02K15/04; H02K1/14; H02K3/18; H02K3/50; H02K5/22; H02K15/02
Foreign References:
JP2004056873A2004-02-19
JP2013201820A2013-10-03
JP2016178774A2016-10-06
JP2011035984A2011-02-17
JP2010172086A2010-08-05
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