Title:
VIBRATION MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/000184
Kind Code:
A1
Abstract:
A vibration motor (100), comprising a housing (10) having an accommodating space, a vibrator (50) accommodated in the accommodating space, and coils (40) that drive the vibrator to reciprocate. The vibration motor (100) also comprises stop components (20) accommodated in the accommodating space and spaced from each other; the vibrator (50) reciprocates between the stop components (20); the vibrator (50) comprises first steel magnets (52) spaced apart from each other and a second steel magnet (53) arranged between the first steel magnets (52); the magnetizing directions of the adjacent first magnets (52) are opposite; and the magnetizing direction of the second magnet (53) is perpendicular to the first magnet (52). The vibration motor (100) has good reliability.
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Inventors:
MA JIE (CN)
CUI ZHIYONG (CN)
CUI ZHIYONG (CN)
Application Number:
PCT/CN2019/094084
Publication Date:
January 07, 2021
Filing Date:
June 30, 2019
Export Citation:
Assignee:
AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
AAC TECH NANJING CO LTD (CN)
AAC TECH NANJING CO LTD (CN)
International Classes:
H02K5/124
Foreign References:
| CN104617735A | 2015-05-13 | |||
| CN204886629U | 2015-12-16 | |||
| CN108599514A | 2018-09-28 | |||
| CN106712436A | 2017-05-24 | |||
| JPH09172667A | 1997-06-30 |
Attorney, Agent or Firm:
SHENZHEN ZHONGYUANLIHE PATENT AND TRADEMARK FIRM (GENERAL PARTNERSHIP) (CN)
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