Global Patent Index - EP 0742322 B1

EP 0742322 B1 19990616 - Sound damping device

Title (en)

Sound damping device

Title (de)

Schalldämpfungsvorrichtung

Title (fr)

Dispositif d'amortissement du son

Publication

EP 0742322 B1 19990616 (DE)

Application

EP 96105780 A 19960411

Priority

DE 19516819 A 19950508

Abstract (en)

[origin: EP0742322A1] Boundary walls of a room, such as a sound studio, have sound absorbers mounted on them to absorb low and high frequencies. A first absorber member, for low frequencies, comprises a plate absorber (3) held at a distance from the wall (6) by a spacer (2) and a second absorber, absorbing high frequencies, comprises a porous absorber (4) positioned on the plate absorber.

IPC 1-7

E04B 1/84

IPC 8 full level

E04B 1/82 (2006.01); E04B 1/84 (2006.01); E04B 1/86 (2006.01); G10K 11/172 (2006.01)

CPC (source: EP KR)

E04B 1/8409 (2013.01 - EP); E04B 1/99 (2013.01 - KR); E04B 2001/8281 (2013.01 - EP); E04B 2001/8461 (2013.01 - EP); E04B 2001/848 (2013.01 - EP)

Designated contracting state (EPC)

DE ES FR GB IT SE

DOCDB simple family (publication)

EP 0742322 A1 19961113; EP 0742322 B1 19990616; CN 1075150 C 20011121; CN 1143143 A 19970219; CZ 125896 A3 19961113; DE 19516819 A1 19961114; DE 19516819 C2 19990527; DE 59602222 D1 19990722; ES 2135132 T3 19991016; JP 3046242 B2 20000529; JP H09111906 A 19970428; KR 100229250 B1 19991101; KR 960042518 A 19961221; MY 112640 A 20010731; SK 57596 A3 19961204; TW 315396 B 19970911

DOCDB simple family (application)

EP 96105780 A 19960411; CN 96108963 A 19960508; CZ 125896 A 19960430; DE 19516819 A 19950508; DE 59602222 T 19960411; ES 96105780 T 19960411; JP 13744396 A 19960508; KR 19960014802 A 19960507; MY PI19961608 A 19960426; SK 57596 A 19960507; TW 85105470 A 19960508