Patent · US Active

Linear vibration motor

US9548646B2 · kind B2 · utility

4Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2013
Grant dateJan 17, 2017
Priority date
Expiry dateMar 15, 2033

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB06B1/045
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed herein is a linear vibration motor including: a stator part having an internal space formed therein and including a main magnet mounted therein; a vibrator part including a coil disposed to face the main magnet and accommodated in the internal space of the stator part; and an elastic member connecting to the stator part and the vibrator part to each other, wherein the vibrator part further includes an auxiliary magnet disposed to face the main magnet.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.