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Title:
DYNAMO-ELECTRIC DEVICE
Document Type and Number:
Japanese Patent JP2015180153
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a dynamo-electric device in which readhesion of abrasion powder, separated from one phase, to other phases can be suppressed.SOLUTION: An electric motor 1A includes a rotating shaft 2, and a brush device 3A including a U-phase, a V-phase and a W-phase arranged in the direction of the axis Ax of the rotating shaft 2. A slip ring cover 7A provided in the brush device 3A has air introduction parts 12u, 12v, 12w introducing air to the inside, and air exhaust parts 13u, 13v, 13w provided at positions different from each other, with regard to the direction of the axis Ax, so as to correspond with respective phases. In a state arranged so that the rotating shaft 2 becomes horizontal, the air introduction parts 12u, 12v, 12w are arranged vertically above the axis Ax, and the air exhaust parts 13u, 13v, 13w are arranged vertically below the axis Ax, respectively.

Inventors:
TOMINAGA SATOSHI
MURAKAMI ARATA
WATANABE TAKAO
ASAUMI SHU
KAMITSUJI KIYOSHI
YUMOTO SHUJI
FUJIWARA HIROFUMI
Application Number:
JP2014056842A
Publication Date:
October 08, 2015
Filing Date:
March 19, 2014
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
TOYOTA CENTRAL R&D LABS INC
TOYOTA INDUSTRIES CORP
International Classes:
H02K9/28; H01R39/00; H02K13/00
Attorney, Agent or Firm:
山本 晃司
江上 達夫
中村 聡延



 
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