Invention Grant
- Patent Title: Motor
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Application No.: US17651847Application Date: 2022-02-21
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Publication No.: US12100998B2Publication Date: 2024-09-24
- Inventor: Makoto Otsuka
- Applicant: MINEBEA MITSUMI Inc.
- Applicant Address: JP Nagano
- Assignee: MINEBEA MITSUMI Inc.
- Current Assignee: MINEBEA MITSUMI Inc.
- Current Assignee Address: JP Nagano
- Agency: Pearne & Gordon LLP
- Priority: JP 21031027 2021.02.26
- Main IPC: H02K1/278
- IPC: H02K1/278 ; H02K1/14 ; H02K1/16

Abstract:
A motor 1 includes a stator having an annular shape; and a rotor including a rotor magnet surrounding the stator, wherein an outer diameter of the rotor is in a range from 80 mm to 100 mm, the stator includes a yoke having an annular shape, a plurality of magnetic pole portions, a plurality of coupling portions connecting the yoke and the plurality of magnetic pole portions to each other, and a plurality of coils each wound around each of the plurality of coupling portions, the rotor magnet is continuously formed of a resin in an annular shape, the number of magnet poles of the rotor magnet is 14×N (pieces) (where N is a positive integer), the number of the plurality of magnetic pole portions is 12×N (pieces), and each of the plurality of magnetic pole portions extends in a circumferential direction.
Public/Granted literature
- US20220278575A1 MOTOR Public/Granted day:2022-09-01
Information query
IPC分类: