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1. (WO2018036037) LINEAR VIBRATION MOTOR

Pub. No.:    WO/2018/036037    International Application No.:    PCT/CN2016/110770
Publication Date: Fri Mar 02 00:59:59 CET 2018 International Filing Date: Tue Dec 20 00:59:59 CET 2016
IPC: H02K 33/02
Applicants: GOERTEK. INC
歌尔股份有限公司
Inventors: LIU, Baoyu
刘宝玉
ZHU, Yueguang
朱跃光
Title: LINEAR VIBRATION MOTOR
Abstract:
A linear vibration motor is provided. The vibration motor comprises: a stator assembly comprising a housing, a coil (16), and a central support (19). A cavity is disposed inside the housing and the housing comprises a wall parallel to a vibration direction. The coil (16) and the central support (19) are disposed inside the cavity. The coil (16) is disposed on the wall. The central support (19) is disposed at a central portion of the wall. The central support (19) is configured to connect to an elastic element. A vibrator assembly comprises a permanent magnet and a counterweight part, and the permanent magnet and the counterweight part are integrally connected to each other. The vibrator assembly is suspended by the elastic element in the cavity. The elastic element comprises a first end and a second end disposed along a vibration direction and opposite to each other. The first end is connected to the central support (19), and the second end is connected to the vibrator assembly.