Title:
ROTARY ELECTRIC MACHINE
Document Type and Number:
Japanese Patent JP2023092629
Kind Code:
A
Abstract:
To efficiently cool a coil end portion of a rotary electric machine.SOLUTION: A rotary electric machine includes a rotary electric machine body having a rotary shaft and a coil wound around a stator located on the outer radial direction of the rotary shaft, a housing accommodating the rotary electric machine body, and an oil supply part supplying oil to the coil end part of the coil. A cylindrical plate is provided between the inner circumferential wall surface of the housing and the coil end part in the radial direction of the rotary shaft. The oil supply part has a circular oil passage formed by the cooperation of the inner circumferential wall surface of the housing and the cylindrical plate and a plurality of oil supply holes provided on the circumferential direction of the cylindrical plate to supply oil from the circular oil passage to the coil end part.SELECTED DRAWING: Figure 11
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Inventors:
YAMAOKA YUYA
AMANO RYUICHIRO
NOGUCHI YOSHIAKI
KASHIMOTO MASAAKI
OKI YUSUKE
NISHIOKA DAISUKE
HIGAKI MASANORI
ITO TAKAHIRO
TANAKA TAKAHIRO
WATABE HIROSHI
MURAO YUSAKU
FURUYA KOJI
MURAKAMI TETSUSHI
HUANG LIXIAN
ZHANG YOUWEI
ZHANG SHENGWEI
AMANO RYUICHIRO
NOGUCHI YOSHIAKI
KASHIMOTO MASAAKI
OKI YUSUKE
NISHIOKA DAISUKE
HIGAKI MASANORI
ITO TAKAHIRO
TANAKA TAKAHIRO
WATABE HIROSHI
MURAO YUSAKU
FURUYA KOJI
MURAKAMI TETSUSHI
HUANG LIXIAN
ZHANG YOUWEI
ZHANG SHENGWEI
Application Number:
JP2021207758A
Publication Date:
July 04, 2023
Filing Date:
December 22, 2021
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
H02K9/08
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office