Title:
SOUND INSULATION PANEL AND SOUND INSULATION STRUCTURE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2023/214613
Kind Code:
A1
Abstract:
An embodiment of the present invention provides a weight-reduced sound insulation panel which is easily manufactured, and a sound insulation structure including same. Here, the sound insulation panel includes a pattern plate part and an elastic plate part. The pattern plate part extends into an edge plate and an inner region of the edge plate to divide the inner region into a first elastic region and a second elastic region. The elastic plate part protrudes from the pattern plate part to be formed stepwise, has a first elastic plate disposed in the first elastic region and a second elastic plate disposed in the second elastic region, and blocks the travelling path of air to convert sound waves of the air into elastic waves. The displacement of the first elastic plate and the displacement of the second elastic plate are formed opposite to each other at the resonant frequency of the sound insulation panel.
Inventors:
PARK JONG JIN (KR)
KWAK JUN HYUK (KR)
JUNG HYUN JUNE (KR)
KWAK JUN HYUK (KR)
JUNG HYUN JUNE (KR)
Application Number:
PCT/KR2022/009591
Publication Date:
November 09, 2023
Filing Date:
July 04, 2022
Export Citation:
Assignee:
JJNS CO LTD (KR)
International Classes:
E04B1/86; E04B1/82; E04C2/296; G10K11/168
Foreign References:
| KR102238144B1 | 2021-04-09 | |||
| JPH10245823A | 1998-09-14 | |||
| JP2021146876A | 2021-09-27 | |||
| JPH10331117A | 1998-12-15 | |||
| KR101163351B1 | 2012-07-05 |
Attorney, Agent or Firm:
KIM, Tae Wan (KR)
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