SE7908095L - Anordning for att reducera insugs- och/eller avgasljudet vid snabbgaende forbrenningsmotorer - Google Patents

Anordning for att reducera insugs- och/eller avgasljudet vid snabbgaende forbrenningsmotorer

Info

Publication number
SE7908095L
SE7908095L SE7908095A SE7908095A SE7908095L SE 7908095 L SE7908095 L SE 7908095L SE 7908095 A SE7908095 A SE 7908095A SE 7908095 A SE7908095 A SE 7908095A SE 7908095 L SE7908095 L SE 7908095L
Authority
SE
Sweden
Prior art keywords
reducing
casing
insection
combustion engines
exhaust noise
Prior art date
Application number
SE7908095A
Other languages
English (en)
Other versions
SE438009B (sv
Inventor
V Bohlmann
N Kania
Original Assignee
Dolmar Maschfab
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
Priority claimed from DE19787829489 external-priority patent/DE7829489U1/de
Priority claimed from DE19787829599U external-priority patent/DE7829599U1/de
Priority claimed from DE19792930668 external-priority patent/DE2930668A1/de
Application filed by Dolmar Maschfab filed Critical Dolmar Maschfab
Publication of SE7908095L publication Critical patent/SE7908095L/sv
Publication of SE438009B publication Critical patent/SE438009B/sv

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
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • 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
    • 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
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series
    • 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
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/12—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1227—Flow throttling or guiding by using multiple air intake flow paths, e.g. bypass, honeycomb or pipes opening into an expansion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
SE7908095A 1978-10-03 1979-10-01 Insugs- och/eller avgasljuddempare vid snabbgaende forbrenningsmotorer SE438009B (sv)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19787829489 DE7829489U1 (de) 1978-10-03 1978-10-03 Ansaugvorrichtung fuer brennkraftmaschinen, insbesondere fuer brennkraftmaschinenangetriebene motorkettensaegen
DE19787829599U DE7829599U1 (de) 1978-10-04 1978-10-04 Auspuffschalldaempfer fuer brennkraftmaschinen, insbesondere fuer brennkraftmaschinenangetriebene motorkettensaegen
DE19792930668 DE2930668A1 (de) 1979-07-28 1979-07-28 Vorrichtung zur reduzierung der ansaug- und/oder auspuffgeraeusche fuer schnellaufende brennkraftmaschinen, insbesondere fuer brennkraftmaschinenangetriebene kettensaegen, rasenmaeher und kleinkraftraeder

Publications (2)

Publication Number Publication Date
SE7908095L true SE7908095L (sv) 1980-04-04
SE438009B SE438009B (sv) 1985-03-25

Family

ID=27188145

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7908095A SE438009B (sv) 1978-10-03 1979-10-01 Insugs- och/eller avgasljuddempare vid snabbgaende forbrenningsmotorer

Country Status (2)

Country Link
US (1) US4420063A (sv)
SE (1) SE438009B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274201A (en) * 1992-12-14 1993-12-28 Dynamic Air, Inc. Noise muffler for an air blower
JP2895407B2 (ja) * 1994-12-01 1999-05-24 本田技研工業株式会社 吸気消音装置
DE10249215A1 (de) * 2002-10-22 2004-05-13 BSH Bosch und Siemens Hausgeräte GmbH Linearverdichtereinheit
US20060260869A1 (en) * 2005-05-18 2006-11-23 Kim Jay S Muffler having fluid swirling vanes
US7793757B2 (en) * 2006-03-30 2010-09-14 Mahle International Gmbh Resonator with internal supplemental noise attenuation device
WO2007113987A1 (ja) * 2006-03-31 2007-10-11 Honda Motor Co., Ltd. 吸気消音器を備える内燃機関
JP4671899B2 (ja) * 2006-03-31 2011-04-20 本田技研工業株式会社 吸気消音器を備える内燃機関
US20110005856A1 (en) * 2008-01-09 2011-01-13 Leif Larson Exhaust silencer
JP2013029046A (ja) * 2011-07-27 2013-02-07 Toyota Motor Corp 車両の消音装置
US10180140B2 (en) * 2016-09-30 2019-01-15 Ingersoll-Rand Company Pulsation damper for compressors
EP4033097B1 (en) * 2020-11-30 2024-04-24 Anhui Meizhi Compressor Co., Ltd. Suction muffler

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE735737C (de) * 1939-02-11 1943-05-26 Fried Krupp Germaniawerft Ag Schalldaempfer, insbesondere fuer Abgasleitungen von Brennkraftmaschinen
US2765044A (en) * 1951-07-18 1956-10-02 Hatte Jacques Louis Sound filtering apparatus
US4109751A (en) * 1976-08-26 1978-08-29 Deere & Company Noise silencer

Also Published As

Publication number Publication date
US4420063A (en) 1983-12-13
SE438009B (sv) 1985-03-25

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