DE29808058U1 - Kombinations-Rohrschalldämpfer - Google Patents

Kombinations-Rohrschalldämpfer

Info

Publication number
DE29808058U1
DE29808058U1 DE29808058U DE29808058U DE29808058U1 DE 29808058 U1 DE29808058 U1 DE 29808058U1 DE 29808058 U DE29808058 U DE 29808058U DE 29808058 U DE29808058 U DE 29808058U DE 29808058 U1 DE29808058 U1 DE 29808058U1
Authority
DE
Germany
Prior art keywords
combination pipe
pipe silencer
silencer
combination
pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE29808058U
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NIESSING ANLAGENBAU GMBH, DE
Original Assignee
NIESING STAHLBAU STAHLSCHORNST
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NIESING STAHLBAU STAHLSCHORNST filed Critical NIESING STAHLBAU STAHLSCHORNST
Priority to DE29808058U priority Critical patent/DE29808058U1/de
Publication of DE29808058U1 publication Critical patent/DE29808058U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance chambers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
    • F23J2900/13003—Means for reducing the noise in smoke conducing ducts or systems
DE29808058U 1998-05-05 1998-05-05 Kombinations-Rohrschalldämpfer Expired - Lifetime DE29808058U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29808058U DE29808058U1 (de) 1998-05-05 1998-05-05 Kombinations-Rohrschalldämpfer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29808058U DE29808058U1 (de) 1998-05-05 1998-05-05 Kombinations-Rohrschalldämpfer

Publications (1)

Publication Number Publication Date
DE29808058U1 true DE29808058U1 (de) 1998-08-13

Family

ID=8056694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29808058U Expired - Lifetime DE29808058U1 (de) 1998-05-05 1998-05-05 Kombinations-Rohrschalldämpfer

Country Status (1)

Country Link
DE (1) DE29808058U1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10303947A1 (de) * 2003-01-31 2004-08-19 J. Eberspächer GmbH & Co. KG Schalldämpfer für ein Heizgerät, insbesondere Fahrzeugheizgerät
DE102005054397B3 (de) * 2005-11-15 2007-06-21 Westa-Holding Gmbh & Co. Kg Rohrschalldämpfer mit Mikroöffnungen, Verfahren und Anwendung
EP2857748A1 (de) 2013-10-03 2015-04-08 Poujoulat Schalldämmvorrichtung für ein Rauchgasabzugsrohr eines Heizkessels
US11384665B2 (en) 2018-06-29 2022-07-12 Purem GmbH Muffler

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10303947A1 (de) * 2003-01-31 2004-08-19 J. Eberspächer GmbH & Co. KG Schalldämpfer für ein Heizgerät, insbesondere Fahrzeugheizgerät
DE102005054397B3 (de) * 2005-11-15 2007-06-21 Westa-Holding Gmbh & Co. Kg Rohrschalldämpfer mit Mikroöffnungen, Verfahren und Anwendung
DE102005054397C5 (de) * 2005-11-15 2010-02-11 Westa-Holding Gmbh & Co. Kg Rohrschalldämpfer mit Mikroöffnungen
EP2857748A1 (de) 2013-10-03 2015-04-08 Poujoulat Schalldämmvorrichtung für ein Rauchgasabzugsrohr eines Heizkessels
FR3011617A1 (fr) * 2013-10-03 2015-04-10 Poujoulat Dispositif attenuateur de bruit pour un conduit d'evacuation de fumee equipant une chaudiere
US11384665B2 (en) 2018-06-29 2022-07-12 Purem GmbH Muffler

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980924

R163 Identified publications notified

Effective date: 19990614

R150 Term of protection extended to 6 years

Effective date: 20010511

R081 Change of applicant/patentee

Owner name: NIESSING ANLAGENBAU GMBH, DE

Free format text: FORMER OWNER: NIESSING STAHLBAU- STAHLSCHORNSTEINBAU GMBH, 46325 BORKEN, DE

Effective date: 20030820

R151 Term of protection extended to 8 years

Effective date: 20040510

R152 Term of protection extended to 10 years

Effective date: 20060407

R071 Expiry of right