LINEAR VIBRATOR - LG INNOTEK CO., LTD.

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 (20th Fl. Seoul Square 541 Namdaemunno 5-ga Jung-gu, Seoul 100-714, KR)

Application Number:

KR2011/004853

Publication Date:

January 19, 2012

Filing Date:

July 01, 2011

Export Citation:

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Assignee:

LG INNOTEK CO., LTD. (20th Fl. Seoul Square 541 Namdaemunno 5-ga Jung-gu, Seoul 100-714, KR)
LEE, Kapjin (20th Fl. Seoul Square 541 Namdaemunno 5-ga Jung-gu, Seoul 100-714, KR)

International Classes:

H02K33/00; B06B1/04

Attorney, Agent or Firm:

JIN, Cheon Woong et al. (4th Fl, Deuk-Young Bldg. 423-5 Dogok-dong, Gangnam-Gu, Seoul 135-855, KR)

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Claims:

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