EP 0897174 B1 20031105 - Sound absorbing panel featuring at least one acoustically resistive layer, and its manufacturing process
Title (en)
Sound absorbing panel featuring at least one acoustically resistive layer, and its manufacturing process
Title (de)
Schalldämpfende Platte, die zumindest eine Schallwiderstandfähige Schicht aufweist, und deren Herstellungsmethode
Title (fr)
Panneau acoustiquement absorbant muni d'au moins une couche acoustiquement résistive, ainsi que son procédé de fabrication
Publication
Application
Priority
FR 9710490 A 19970813
Abstract (en)
[origin: EP0897174A1] The acoustic damping layer (12) of damping fabric and a reinforcing layer. The reinforcement has a weave (14) of wires (16) with an adjustable open surface fixed to the damping layer. The wires can be positioned unidirectionally.
IPC 1-7
IPC 8 full level
G10K 11/162 (2006.01)
CPC (source: EP US)
G10K 11/162 (2013.01 - EP US); Y10T 428/24149 (2015.01 - EP US)
Citation (examination)
- US 3640357 A 19720208 - KITCHING ANTHONY GEORGE, et al
- US 3502171 A 19700324 - COWAN ROBERT T
- US 3166149 A 19650119
Designated contracting state (EPC)
DE ES GB IT NL
DOCDB simple family (publication)
EP 0897174 A1 19990217; EP 0897174 B1 20031105; DE 69819424 D1 20031211; DE 69819424 T2 20040909; ES 2210694 T3 20040701; FR 2767411 A1 19990219; FR 2767411 B1 20011116; US 6268038 B1 20010731
DOCDB simple family (application)
EP 98450013 A 19980806; DE 69819424 T 19980806; ES 98450013 T 19980806; FR 9710490 A 19970813; US 13367898 A 19980813