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Title:
INSULATOR, AND STATOR AND MOTOR COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/058644
Kind Code:
A1
Abstract:
An insulator 5 that comprises: a coil winding part 50 onto which a coil 7 that comprises a winding that has a circular cross-section is to be wound; a first flange part 51 that is provided on a core segment 41 side of the coil winding part 50; and a second flange part 52 that is provided on a tooth 42 tip end side. The coil winding part 50 has a sloped surface 50a that is continuous with the first flange part 51 and slopes from the first flange part 51 toward the second flange part 52 such that the height thereof from an upper surface 42a of a tooth 42 increases. When the wire diameter of the coil 7 is D (mm), and the angle of inclination of the sloped surface 50a relative to the upper surface 42a of the tooth 42 is α (°), 0<(-6.8D+b)≤α<30 (b being a constant that is 8.3–11.6).

Inventors:
HISHIDA Mitsuoki
YONEDA Hiroshi
KUNITOMO Hirokatsu
YOSHIKAWA Yuichi
Application Number:
JP2018/020204
Publication Date:
March 28, 2019
Filing Date:
May 25, 2018
Export Citation:
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Assignee:
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. (1-61, Shiromi 2-chome Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
International Classes:
H02K3/34
Domestic Patent References:
WO2016174768A12016-11-03
WO2016194829A12016-12-08
Foreign References:
JP2002247789A2002-08-30
JP2007325331A2007-12-13
JP2006340581A2006-12-14
JP2008283805A2008-11-20
JP2015139243A2015-07-30
Attorney, Agent or Firm:
MAEDA & PARTNERS (Shin-Daibiru Bldg. 23F, 2-1 Dojimahama 1-chome, Kita-ku, Osaka-sh, Osaka 04, 〒5300004, JP)
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