Title:
VIBRATION TRANSMISSION PLATE
Document Type and Number:
WIPO Patent Application WO/2020/237711
Kind Code:
A1
Abstract:
The present utility model provides a vibration transmission plate comprising a plate body. The plate body comprises an outer ring plate, n wave-shaped plates connected to an inner side of the outer ring plate, a middle ring plate connected to an inner side of the n wave-shaped plates, and an inner ring plate connected to an inner side of the middle ring plate, where n is an integer greater than or equal to 3. A first connection plate is connected between each wave-shaped plate and the middle ring plate. Two second connection plates and a third connection plate are connected between the middle ring plate and the inner ring plate, and the width of the second connection plate is greater than that of the third connection plate. The vibration transmission plate of the utility model can be applied to a bone conduction speaker to improve the sound quality thereof.
Inventors:
XU WEIDONG (CN)
KIM SEUNG CHUL (KR)
KIM SEUNG CHUL (KR)
Application Number:
PCT/CN2019/090401
Publication Date:
December 03, 2020
Filing Date:
June 06, 2019
Export Citation:
Assignee:
DONGGUAN FUXIN ELECTRONIC CO LTD (CN)
HANEUL S&T CO LTD (KR)
HANEUL S&T CO LTD (KR)
International Classes:
H04R9/02; H04R11/00
Foreign References:
| CN202435593U | 2012-09-12 | |||
| CN201657274U | 2010-11-24 | |||
| CN1294832A | 2001-05-09 | |||
| KR20090049176A | 2009-05-18 | |||
| EP3035708A2 | 2016-06-22 | |||
| JP2000217182A | 2000-08-04 |
Attorney, Agent or Firm:
DONGGUAN YONGQIAO INTELLECTUAL PROPERTY FIRM (CN)
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