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Patent Searching and Data


Title:
STATOR AND MOTOR
Document Type and Number:
WIPO Patent Application WO/2019/189526
Kind Code:
A1
Abstract:
One embodiment of the stator of this invention is provided with: a stator core having an annular core back which extends in a circumferential direction about an axis which extends in one direction, and having a plurality of teeth extending in a radial direction from the core back; a plurality of coil wires provided on the plurality of teeth; and grooves provided in the surface portions of the core back, which the coil wires face in the radial direction, and recessed in the radial direction. The grooves have openings open in the axial direction of the core back, and the coil wires have lead-ends, at least part of each of which is provided in a groove.

Inventors:
RENGI HIRONORI (JP)
NAKAMURA SATORU (JP)
SHIMMURA SHOGO (JP)
OWAKI RYOHEI (JP)
Application Number:
PCT/JP2019/013486
Publication Date:
October 03, 2019
Filing Date:
March 28, 2019
Export Citation:
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Assignee:
NIDEC CORP (JP)
International Classes:
H02K3/50; H02K1/14; H02K3/34; H02K15/12
Foreign References:
JP2013208021A2013-10-07
JP2000125520A2000-04-28
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