Title:
LINEAR VIBRATION GENERATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/069014
Kind Code:
A1
Abstract:
The linear vibration generating device according to the present invention comprises: a fixed body comprising a coil that is on the top surface of a bracket; a vibrating body comprising a ring-shaped weight on the inner peripheral surface of which a stepped portion is formed, and a permanent magnet which is provided such that one surface of the stepped portion of the weight is covered; and an elastic member which is disposed between the fixed body and the vibrating body and which elastically supports the vibrating body, wherein the elastic member is formed so as to be directly fixed to the reverse side of the stepped surface to the side that the permanent magnet touches.
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Inventors:
SHIM SOON KOO (KR)
CHONG YOUNG BIN (KR)
CHOI NAM JIN (KR)
LEE MIN GOO (KR)
CHONG YOUNG BIN (KR)
CHOI NAM JIN (KR)
LEE MIN GOO (KR)
Application Number:
PCT/KR2014/010573
Publication Date:
May 14, 2015
Filing Date:
November 05, 2014
Export Citation:
Assignee:
JA HWA ELECTRONICS CO LTD (KR)
International Classes:
H02K33/02
Foreign References:
| KR20120020485A | 2012-03-08 | |||
| KR20080074329A | 2008-08-13 | |||
| KR20120139619A | 2012-12-27 | |||
| KR20120059132A | 2012-06-08 | |||
| KR20130070100A | 2013-06-27 | |||
| KR101180486B1 | 2012-09-06 |
Attorney, Agent or Firm:
YOON, Byong Kuk et al. (KR)
윤병국 (KR)
윤병국 (KR)
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