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Patent Searching and Data


Title:
STATOR, AND MOTOR COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2018/044027
Kind Code:
A1
Abstract:
An embodiment relates to a stator and motor, the stator comprising: a stator core having teeth; and a coil wound on the teeth, wherein each tooth comprises a body around which the coil is wound, and a shoe connected to the body, and the shoe comprises a plurality of grooves, and the width of the grooves, which are in the circumferential direction, is 90-110% of the width of a slot opening between the teeth. In addition, the motor forms grooves on the teeth of the stator, increasing the main cogging differential, thereby providing the benefit of significantly reducing the cogging torque.

Inventors:
WOO, Shung Hun (17th Floor, LG Seoulstationbuilding 98, Huam-ro,Jung-gu, Seoul, 04637, KR)
PYEON, Jin Su (17th Floor, LG Seoulstationbuilding 98, Huam-ro,Jung-gu, Seoul, 04637, KR)
Application Number:
KR2017/009410
Publication Date:
March 08, 2018
Filing Date:
August 29, 2017
Export Citation:
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Assignee:
LG INNOTEK CO., LTD. (98 Huam-ro, Jung-gu, Seoul, 04637, KR)
International Classes:
H02K1/14; B62D5/04; H02K1/27; H02K3/52; H02K21/22
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (4~6th Floor, New Wing Gwangsung Bldg. 11, Yeoksam-ro 3-gil,Gangnam-gu, Seoul, 06242, KR)
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