Title:
LINEAR VIBRATOR
Document Type and Number:
WIPO Patent Application WO/2012/008700
Kind Code:
A2
Abstract:
A linear vibrator is disclosed, comprising: a case including a bottom-opened upper case and a plate-shaped bottom case coupled to the upper case to form an accommodation space; a stator including a circuit substrate arranged at an inner lateral surface of the bottom case and a cylindrical coil block arranged on the circuit substrate to receive a driving signal; and a vibrator including a first magnet arranged inside the coil block to generate a first magnetic flux to an axial direction of the coil block, a second magnet arranged outside of the coil block to generate a second magnetic flux to a direction facing the coil block, a yoke fixing the first and second magnets, and an elastic member elastically fixing the yoke to the upper case.
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Inventors:
LEE KAPJIN (KR)
Application Number:
PCT/KR2011/004853
Publication Date:
January 19, 2012
Filing Date:
July 01, 2011
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
LEE KAPJIN (KR)
LEE KAPJIN (KR)
International Classes:
H02K33/00; B06B1/04
Foreign References:
| KR100934584B1 | 2009-12-31 | |||
| KR20100065894A | 2010-06-17 | |||
| JPH1014195A | 1998-01-16 | |||
| KR100923867B1 | 2009-10-28 | |||
| KR20100010236A | 2010-02-01 |
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (Deuk-Young Bldg. 423-5 Dogok-dong, Gangnam-Gu, Seoul 135-855, KR)
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Claims:
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