Title:
MASK AND SKIN CARE DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2020/184898
Kind Code:
A1
Abstract:
A mask according to an embodiment comprises: a first substrate; a first wiring arranged on the first substrate; a plurality of piezoelectric elements arranged on the first wiring; a second wiring arranged on the piezoelectric elements; a second substrate arranged on the second wiring; a third wiring arranged on the first substrate and electrically insulated from the first wiring; and a plurality of light-emitting elements arranged between the first and second substrates and arranged on the third wiring, wherein the plurality of light- emitting elements are arranged in areas overlapping, in a vertical direction, areas between the piezoelectric elements.
Inventors:
CHOI YONG JAE (KR)
LEE GYU LIN (KR)
KEUM DO HEE (KR)
HONG BEOM SUN (KR)
LEE GYU LIN (KR)
KEUM DO HEE (KR)
HONG BEOM SUN (KR)
Application Number:
PCT/KR2020/003108
Publication Date:
September 17, 2020
Filing Date:
March 05, 2020
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
A61M37/00; A45D44/00; A61H23/02; A61N1/04; A61N1/32; A61N5/06; A61N7/00
Domestic Patent References:
| WO2018097428A2 | 2018-05-31 | |||
| WO2018196310A1 | 2018-11-01 |
Foreign References:
| KR101214552B1 | 2012-12-21 | |||
| KR20150135335A | 2015-12-02 | |||
| KR101687583B1 | 2016-12-20 | |||
| KR200396456Y1 | 2005-09-22 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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