Global Patent Index - EP 0243559 B1

EP 0243559 B1 19900718 - GAS FLOW SILENCER

Title (en)

GAS FLOW SILENCER

Publication

EP 0243559 B1 19900718 (FR)

Application

EP 86401886 A 19860827

Priority

FR 8606304 A 19860430

Abstract (en)

[origin: EP0243559A1] 1. Gaseous flow silencer of the type comprising : an elongated envelope (7) to the ends (9 and 11) of which are provided, respectively, an inlet orifice (8) which is connected to a gas inlet pipe (3), and, an outlet orifice (10) which is connected to a gas exhaust pipe (5) ; and means for expanding said gas, disposed inside said envelope (7) and constituted by a sleeve (18) comprising a transversal wall (23) separating it into two chambers (24, 25), the one (24) directed toward said inlet orifice (8) of said envelope and the other (25) directed toward said outlet orifice (10) of said envelope, said sleeve (18) providing a passage (27) with the inner surface (19) of said envelope (7) and extending on the greater part of the length of said envelope, characterized in that the end (12) of the gas inlet pipe (3) emerges in said elongated envelope (7) at the level of said inlet orifice (8) provided in said envelope.

IPC 1-7

F01N 1/08; F01N 1/10

IPC 8 full level

F01N 1/08 (2006.01); F01N 1/10 (2006.01)

CPC (source: EP)

F01N 1/084 (2013.01); F01N 1/10 (2013.01); F01N 2470/24 (2013.01)

Designated contracting state (EPC)

AT BE CH DE GB IT LI LU NL SE

DOCDB simple family (publication)

EP 0243559 A1 19871104; EP 0243559 B1 19900718; AT E54721 T1 19900815; DE 3672829 D1 19900823; ES 2002833 A6 19881001; FR 2598176 A1 19871106; FR 2598176 B1 19900119

DOCDB simple family (application)

EP 86401886 A 19860827; AT 86401886 T 19860827; DE 3672829 T 19860827; ES 8602531 A 19860929; FR 8606304 A 19860430