Title:
HORIZONTAL LINEAR VIBRATION GENERATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/124483
Kind Code:
A1
Abstract:
A horizontal linear vibration generating device is disclosed. A horizontal linear vibration generating device according to the present invention comprises: a housing; a coil mounted in the housing; a magnet disposed in the housing and spaced to face the coil; a weight body disposed in housing to be able to vibrate in a first direction together with one of the coil and the magnet; and an elastic body which is disposed between the housing and the weight body and elastically supports the first directional vibration of the weight body, wherein the elastic body includes a first and a second leaf spring part for elastically supporting the first directional vibration of the weight body at both sides thereof, and a bridge part for mutually connecting first spring feet of ends of the first and the second leaf spring part, which are fixed to a side surface part of the weight body; and each of the first and the second leaf spring part has at least three bent parts formed along a second direction orthogonal to the first direction.
Inventors:
LEE WON GOOK (KR)
JUNG KYUNG YANG (KR)
YOO HAN HO (KR)
KIM SEUNG KI (KR)
JUNG KYUNG YANG (KR)
YOO HAN HO (KR)
KIM SEUNG KI (KR)
Application Number:
PCT/KR2021/003504
Publication Date:
June 16, 2022
Filing Date:
March 22, 2021
Export Citation:
Assignee:
JAHWA ELECTRONICS CO LTD (KR)
International Classes:
H02K33/02; B06B1/04; H02K5/04; H02K5/24
Foreign References:
| US20130229070A1 | 2013-09-05 | |||
| US20180219466A1 | 2018-08-02 | |||
| KR101409400B1 | 2014-06-20 | |||
| KR20120086056A | 2012-08-02 | |||
| US20180297066A1 | 2018-10-18 |
Attorney, Agent or Firm:
YOON, Byong Kuk et al. (KR)
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