CA943417A - Spiral muffler - Google Patents

Spiral muffler

Info

Publication number
CA943417A
CA943417A CA115,189A CA115189A CA943417A CA 943417 A CA943417 A CA 943417A CA 115189 A CA115189 A CA 115189A CA 943417 A CA943417 A CA 943417A
Authority
CA
Canada
Prior art keywords
spiral muffler
muffler
spiral
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
Application number
CA115,189A
Other versions
CA115189S (en
Inventor
Leslie W. Stemp
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.)
MANITOBA DEVELOPMENT Corp
Original Assignee
MANITOBA DEVELOPMENT Corp
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 MANITOBA DEVELOPMENT Corp filed Critical MANITOBA DEVELOPMENT Corp
Application granted granted Critical
Publication of CA943417A publication Critical patent/CA943417A/en
Expired 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
    • F01N1/08—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
    • F01N1/125—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels in combination with sound-absorbing materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
CA115,189A 1970-06-19 1971-06-09 Spiral muffler Expired CA943417A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2982570A GB1358539A (en) 1970-06-19 1970-06-19 Silencing apparatus

Publications (1)

Publication Number Publication Date
CA943417A true CA943417A (en) 1974-03-12

Family

ID=10297794

Family Applications (1)

Application Number Title Priority Date Filing Date
CA115,189A Expired CA943417A (en) 1970-06-19 1971-06-09 Spiral muffler

Country Status (3)

Country Link
US (1) US3692142A (en)
CA (1) CA943417A (en)
GB (1) GB1358539A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3927731A (en) * 1974-04-10 1975-12-23 Carter James B Ltd Muffler with spiral duct and double inlets
US4046219A (en) * 1975-03-20 1977-09-06 Brunswick Corporation Exhaust silencer apparatus for internal combustion engine
US3989121A (en) * 1975-05-14 1976-11-02 Tenneco Inc. Pulse converting exhaust silencing system
US4010886A (en) * 1975-06-23 1977-03-08 The Budd Company Means and methods for making a spiral muffler
DE2612421C3 (en) * 1976-03-24 1979-11-29 Fa. J. Eberspaecher, 7300 Esslingen Exhaust silencer
US4122913A (en) * 1976-08-09 1978-10-31 Stemp Leslie W Silencer
US4507660A (en) * 1982-07-16 1985-03-26 Advanced Electromagnetics, Inc. Anechoic chamber
US5009579A (en) * 1988-08-15 1991-04-23 Grant Airmass Corporation Fluid pump encasement
US5612006A (en) * 1995-07-05 1997-03-18 Fisk; James C. Catalytic converter and phase-spreading spiral muffler assembly
US6520286B1 (en) 1996-09-30 2003-02-18 Silentor Holding A/S Silencer and a method of operating a vehicle
ES2376496T3 (en) 1996-09-30 2012-03-14 Silentor Holding A/S GAS FLOW MUFFLER.
EP1445453A3 (en) 1998-03-30 2004-11-24 Silentor Notox A/S A silencer and a method of operating a vehicle
ATE338198T1 (en) * 2000-03-21 2006-09-15 Silentor Holding As SILENCER HAVING ONE OR MORE POROUS BODY
US6959782B2 (en) * 2002-03-22 2005-11-01 Tecumseh Products Company Tuned exhaust system for small engines
US8602159B2 (en) 2011-08-04 2013-12-10 Chris B. Harris Compact muffler for small two-stroke internal combustion engines
US9255502B1 (en) 2013-08-15 2016-02-09 Northwest Uld, Inc. Engine with exhaust system and external acoustic emissions valve
US10344660B1 (en) 2016-05-02 2019-07-09 Northwest Uld, Inc. Aerodynamically conformal muffler
US20200049142A1 (en) * 2018-08-10 2020-02-13 Quincy Compressor Llc Noise reducing silencer with spiral chambers for a compressor
RU2729222C1 (en) * 2020-03-03 2020-08-05 Владимир Федорович Францев Spiral ice silencer
CN113081593B (en) * 2021-03-10 2022-07-01 何君品 Noise reduction closed cabin and breathing auxiliary system

Also Published As

Publication number Publication date
US3692142A (en) 1972-09-19
GB1358539A (en) 1974-07-03

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