Global patent index - EP 0802308 B1

EP 0802308 B1 2001-03-21 - Silencer

Title (en)

Silencer

Title (de)

Schalldämpfer

Title (fr)

Silencieux

Publication

EP 0802308 B1 (DE)

Application

EP 97105824 A

Priority

DE 29607010 U

Abstract (en)

[origin: EP0802308A1] The damper has a housing (1) through which the engine exhaust line (3) is passed. Acoustic openings (4,6) are set in the exhaust line within the interior (2) of the noise damper housing. One of these openings is provided by an aperture coupled to a pipe section (5). Further openings are provided by perforations enclosed by a sound insulation material (7).

IPC 1-7 (main, further and additional classification)

F01N 1/04; F01N 1/06

IPC 8 full level (invention and additional information)

F01N 1/04 (2006.01); F01N 1/06 (2006.01)

CPC (invention and additional information)

F01N 1/06 (2013.01); F01N 1/04 (2013.01); F01N 2490/15 (2013.01); F01N 2490/20 (2013.01)

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

DE 29607010 U1 19970814; EP 0802308 A1 19971022; EP 0802308 B1 20010321

INPADOC legal status

2016-07-29 [PGFP DE] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

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1999-05-19 [17Q] FIRST EXAMINATION REPORT

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