GB1360702A - Hcf exhaust silencer for internal combustion engines - Google Patents

Hcf exhaust silencer for internal combustion engines

Info

Publication number
GB1360702A
GB1360702A GB1082472A GB1082472A GB1360702A GB 1360702 A GB1360702 A GB 1360702A GB 1082472 A GB1082472 A GB 1082472A GB 1082472 A GB1082472 A GB 1082472A GB 1360702 A GB1360702 A GB 1360702A
Authority
GB
United Kingdom
Prior art keywords
pipes
hcf
internal combustion
covers
combustion engines
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
GB1082472A
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.)
Dr Ing HCF Porsche AG
Original Assignee
Dr Ing HCF Porsche AG
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 Dr Ing HCF Porsche AG filed Critical Dr Ing HCF Porsche AG
Publication of GB1360702A publication Critical patent/GB1360702A/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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • 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
    • F01N1/084—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the exhaust gases flowing through the silencer two or more times longitudinally in opposite directions, e.g. using parallel or concentric tubes
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/166—Silencing apparatus characterised by method of silencing by using movable parts for changing the flow path through the silencer or for adjusting the dimensions of a chamber or a pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
GB1082472A 1971-03-12 1972-03-08 Hcf exhaust silencer for internal combustion engines Expired GB1360702A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712111865 DE2111865A1 (de) 1971-03-12 1971-03-12 Abgasschalldaempfer fuer Brennkraftmaschinen von Fahrzeugen

Publications (1)

Publication Number Publication Date
GB1360702A true GB1360702A (en) 1974-07-17

Family

ID=5801306

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1082472A Expired GB1360702A (en) 1971-03-12 1972-03-08 Hcf exhaust silencer for internal combustion engines

Country Status (6)

Country Link
US (1) US3749199A (enExample)
JP (1) JPS5025098B1 (enExample)
DE (1) DE2111865A1 (enExample)
FR (1) FR2129376A5 (enExample)
GB (1) GB1360702A (enExample)
IT (1) IT943957B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1703097A1 (en) * 2005-02-25 2006-09-20 LINEA O.G. JOLLY S.a.s. Exhaust system for motorcycles and the like

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4779705A (en) * 1986-10-31 1988-10-25 Verdin Roy P Header exhaust adapter
US4920747A (en) * 1988-12-16 1990-05-01 Haney Billy L Header dump assembly
US6662554B2 (en) 2002-01-23 2003-12-16 Deere & Company Adjustable restriction muffler system for a combine
US20040200665A1 (en) * 2003-04-08 2004-10-14 Adams Gar M Exhaust system for V-twin engines
DE102004022721A1 (de) * 2004-05-07 2005-11-24 Dr.Ing.H.C. F. Porsche Ag Zweiflutige Abgasanlage für eine Brennkraftmaschine
US7878300B2 (en) * 2007-10-23 2011-02-01 Catalytic Combustion Corporation Integrated modular exhaust system
WO2010064256A1 (en) * 2008-12-04 2010-06-10 Rajeev Madhukar Ranadive Automotive exhaust system
DE102009036559A1 (de) 2009-08-10 2011-02-17 Kess-Tech Gmbh Schalldämpferverschlussvorrichtung
JP2016008599A (ja) * 2014-06-26 2016-01-18 ヤマハ発動機株式会社 マフラーユニットおよびそれを備えた車両
US11486283B2 (en) 2021-03-31 2022-11-01 Jason Joseph CLOUTIER Dual function exhaust system attachment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1703097A1 (en) * 2005-02-25 2006-09-20 LINEA O.G. JOLLY S.a.s. Exhaust system for motorcycles and the like

Also Published As

Publication number Publication date
IT943957B (it) 1973-04-10
DE2111865A1 (de) 1972-09-14
FR2129376A5 (enExample) 1972-10-27
JPS5025098B1 (enExample) 1975-08-21
US3749199A (en) 1973-07-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees