Global Patent Index - EP 3388678 B1

EP 3388678 B1 20210505 - PULSATION SOUND DAMPER FOR COMPRESSORS

Title (en)

PULSATION SOUND DAMPER FOR COMPRESSORS

Title (de)

PULSATIONS-SCHALLDÄMPFER FÜR KOMPRESSOREN

Title (fr)

SILENCIEUX DE PULSATIONS POUR COMPRESSEURS

Publication

EP 3388678 B1 20210505 (DE)

Application

EP 18164781 A 20180328

Priority

DE 102017107599 A 20170410

Abstract (en)

[origin: CA3000491A1] The invention is related to a pulsation muffler for a gaseous medium flow, which is supplied by a compressor. The pulsation muffler comprises a housing extending along a central axis with a medium flow inlet and a medium flow outlet; several tubular absorber elements concentrically arranged in the housing and fluidically arranged one behind the other. Each tubular absorber element is provided with an inlet area and an outlet area, positioned at an axial distance from each other. Between the respective radially adjacent wall sections of different absorber elements, a flow compartment is maintained for the medium flow. The invention is also related to a compressor with one of said pulsation mufflers.

IPC 8 full level

F04C 29/06 (2006.01); F01N 1/08 (2006.01); F04C 29/00 (2006.01)

CPC (source: CN EP US)

F01N 1/084 (2013.01 - EP US); F01N 1/24 (2013.01 - EP US); F01N 13/007 (2013.01 - EP); F02M 35/1227 (2013.01 - EP US); F04B 39/0027 (2013.01 - US); F04B 39/0055 (2013.01 - US); F04C 18/16 (2013.01 - EP); F04C 29/0035 (2013.01 - EP US); F04C 29/061 (2013.01 - CN); F04C 29/063 (2013.01 - CN EP US); F04C 29/065 (2013.01 - CN EP US); F01N 2470/24 (2013.01 - EP US); F04C 2240/30 (2013.01 - US)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3388678 A1 20181017; EP 3388678 B1 20210505; CA 3000491 A1 20181010; CN 108691773 A 20181023; DE 102017107599 A1 20181011; US 11067084 B2 20210720; US 2018291905 A1 20181011

DOCDB simple family (application)

EP 18164781 A 20180328; CA 3000491 A 20180409; CN 201810310776 A 20180409; DE 102017107599 A 20170410; US 201815949876 A 20180410