JPS4972536A - - Google Patents

Info

Publication number
JPS4972536A
JPS4972536A JP11463073A JP11463073A JPS4972536A JP S4972536 A JPS4972536 A JP S4972536A JP 11463073 A JP11463073 A JP 11463073A JP 11463073 A JP11463073 A JP 11463073A JP S4972536 A JPS4972536 A JP S4972536A
Authority
JP
Japan
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.)
Pending
Application number
JP11463073A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4972536A publication Critical patent/JPS4972536A/ja
Pending 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/161—Silencing apparatus characterised by method of silencing by using movable parts for adjusting resonance or dead chambers or passages to resonance or dead chambers
    • F01N1/163—Silencing apparatus characterised by method of silencing by using movable parts for adjusting resonance or dead chambers or passages to resonance or dead chambers by means of valves
    • 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
    • F01N1/12—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
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/22—Silencing apparatus characterised by method of silencing by using movable parts the parts being resilient walls
    • 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
    • F01N2490/20—Chambers being formed inside the exhaust pipe without enlargement of the cross section of the pipe, e.g. resonance chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
JP11463073A 1972-10-10 1973-10-11 Pending JPS4972536A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29607272A 1972-10-10 1972-10-10

Publications (1)

Publication Number Publication Date
JPS4972536A true JPS4972536A (cs) 1974-07-12

Family

ID=23140495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11463073A Pending JPS4972536A (cs) 1972-10-10 1973-10-11

Country Status (2)

Country Link
US (1) US3779340A (cs)
JP (1) JPS4972536A (cs)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3854549A (en) * 1973-10-10 1974-12-17 Discajet Corp Reed muffler
US4049075A (en) * 1973-10-23 1977-09-20 Murphy Muffler, Inc. Sound damping apparatus
US4049076A (en) * 1973-10-23 1977-09-20 Murphy Muffler, Inc. Sound damping apparatus
GB8306825D0 (en) * 1983-03-11 1983-04-20 Bendix Ltd Noise reducing device
US6467569B2 (en) * 2001-01-19 2002-10-22 Supertrapp Industries Spark arresting muffler with exhaust path parallel to muffler centerline
US6622819B2 (en) 2001-10-15 2003-09-23 Steven M. Reynolds Sound attenuator for pneumatic exhaust
US6899199B2 (en) * 2002-10-24 2005-05-31 Barnes Group Inc. Flapper finger valve assembly
US20060137352A1 (en) * 2004-12-29 2006-06-29 United Technologies Corporation Augmentor liner
JP4802007B2 (ja) * 2006-02-15 2011-10-26 ハスクバーナ・ゼノア株式会社 マフラ、作業機械
US7631725B2 (en) * 2006-10-06 2009-12-15 Ingersoll Rand Company Exhaust system
US9121319B2 (en) 2012-10-16 2015-09-01 Universal Acoustic & Emission Technologies Low pressure drop, high efficiency spark or particulate arresting devices and methods of use

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933148A (en) * 1957-12-09 1960-04-19 Adolph R Hendry Engine muffler

Also Published As

Publication number Publication date
US3779340A (en) 1973-12-18

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