EP 1898059 A3 20090422 - Active silencer for an exhaust system
Title (en)
Active silencer for an exhaust system
Title (de)
Aktiver Schalldämpfer für eine Abgasanlage
Title (fr)
Atténuateur actif de bruit pour un système d'échappement
Publication
Application
Priority
DE 102006042224 A 20060906
Abstract (en)
[origin: DE102006042224B3] The absorber has anti sound generator (3) for admission of exhaust with anti sound. The anti sound generator has a membrane drive (9), with which anti sound generator is coupled with external wall (13) of sound absorber (1) by a coupling element (11) in heat conductive and sound absorbing manner. The external wall of sound absorber is in contact with the environment (12).
IPC 8 full level
F01N 1/06 (2006.01)
CPC (source: EP US)
F01N 1/065 (2013.01 - EP US); G10K 11/1785 (2017.12 - EP US); G10K 11/1787 (2017.12 - EP US); G10K 2210/12822 (2013.01 - EP US)
Citation (search report)
- [XY] EP 0939577 A2 19990901 - TENNECO AUTOMOTIVE INC [US]
- [Y] US 5693918 A 19971202 - BREMIGAN CARY D [US], et al
- [A] EP 0674097 A1 19950927 - ELECTRONIC SOUND ATTENUATION S [IT]
- [A] US 4138593 A 19790206 - HASSELBACH WOLFGANG, et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
DE 102006042224 B3 20080117; EP 1898059 A2 20080312; EP 1898059 A3 20090422; EP 1898059 B1 20140917; JP 2008064093 A 20080321; JP 5622999 B2 20141112; US 2008053747 A1 20080306; US 7533759 B2 20090519
DOCDB simple family (application)
DE 102006042224 A 20060906; EP 07113287 A 20070727; JP 2007228514 A 20070904; US 84879807 A 20070831