Title (en)

Silencer for internal-combustion engines.

Title (de)

Schalldämpfer für Explosionsmotoren.

Title (fr)

Silencieux pour moteur à explosion.

Publication

EP 0337877 A1 19891018 (FR)

Application

EP 89400996 A 19890411

Priority

FR 8804810 A 19880412

Abstract (en)

The present invention relates to a silencer for internal-combustion engines, consisting of an internal gas-conducting circuit (1) accommodated in an outer casing (4), characterised in that the gas circuit (1) comprises insulating collars (3) which are seated in the half-shells and partitions (2) which bear on the half-shells produced from composite material, with a refractory material (5) being interposed. <IMAGE>

IPC 1-7

F01N 7/16; F01N 7/18

IPC 8 full level

F01N 13/16 (2010.01); F01N 13/18 (2010.01); F01N 13/02 (2010.01); F01N 13/14 (2010.01)

CPC (source: EP)

F01N 13/0097 (2014.06); F01N 13/16 (2013.01); F01N 13/1861 (2013.01); F01N 13/1877 (2013.01); F01N 13/14 (2013.01); F01N 2450/24 (2013.01); F01N 2450/30 (2013.01); F01N 2470/02 (2013.01); F01N 2530/20 (2013.01); F01N 2530/26 (2013.01)

Citation (search report)

• [A] EP 0057142 A2 19820804 - INDUSTELER SA [FR]
• [A] GB 2129490 A 19840516 - RICHARDS ALAN WILLIAM
• [A] DE 2323264 A1 19741121 - VOLKSWAGENWERK AG
• [A] US 4589516 A 19860520 - INOUE TAKESHI [JP], et al
• [A] GB 2143275 A 19850206 - PRODUCTION ENG RES
• [A] GB 1129287 A 19681002 - WALKER MFG CO

Designated contracting state (EPC)

DE ES GB IT

DOCDB simple family (publication)

EP 0337877 A1 19891018; EP 0337877 B1 19920513; DE 68901487 D1 19920617; ES 2031374 T3 19921201; FR 2629864 A1 19891013; FR 2629864 B1 19910301

DOCDB simple family (application)

EP 89400996 A 19890411; DE 68901487 T 19890411; ES 89400996 T 19890411; FR 8804810 A 19880412