MOTOR AND STATOR MANUFACTURING METHOD

Title:

MOTOR AND STATOR MANUFACTURING METHOD

Document Type and Number:

WIPO Patent Application WO/2022/107713

Kind Code:

A1

Abstract:

A motor (MT) comprises a rotor (70) which has magnets (71), and a stator (ST) which faces the rotor. The stator comprises an annular core back (50) and teeth (TT) each formed by laminating a plurality of plate materials (10, 20). The plate materials include first flat-plate members (10) and second flat-plate members (20). The teeth are each formed by the second flat-plate members (20). The first flat-plate members are disposed at ends of the teeth.

Inventors:

NISHINO HIROTAKE (JP)
KODAMA MITSUO (JP)

Application Number:

PCT/JP2021/041863

Publication Date:

May 27, 2022

Filing Date:

November 15, 2021

Export Citation:

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Assignee:

MINEBEA MITSUMI INC (JP)

International Classes:

H02K1/14

Foreign References:

JPH06133501A	1994-05-13
JP2012120353A	2012-06-21
JP2015070721A	2015-04-13
JPH03284144A	1991-12-13
JP2006050743A	2006-02-16
JPH01138953A	1989-05-31