IT1045812B - Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi - Google Patents

Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi

Info

Publication number
IT1045812B
IT1045812B IT2040673A IT2040673A IT1045812B IT 1045812 B IT1045812 B IT 1045812B IT 2040673 A IT2040673 A IT 2040673A IT 2040673 A IT2040673 A IT 2040673A IT 1045812 B IT1045812 B IT 1045812B
Authority
IT
Italy
Prior art keywords
construction
combustion engines
exhaust pipes
technological procedure
insulated exhaust
Prior art date
Application number
IT2040673A
Other languages
English (en)
Original Assignee
Alfa Romeo Spa
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 Alfa Romeo Spa filed Critical Alfa Romeo Spa
Priority to IT2040673A priority Critical patent/IT1045812B/it
Priority to DE19742406650 priority patent/DE2406650C2/de
Application granted granted Critical
Publication of IT1045812B publication Critical patent/IT1045812B/it

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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • 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
    • F01N2470/12—Tubes being corrugated
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
IT2040673A 1973-02-14 1973-02-14 Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi IT1045812B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2040673A IT1045812B (it) 1973-02-14 1973-02-14 Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi
DE19742406650 DE2406650C2 (de) 1973-02-14 1974-02-12 Doppelwandiges Auspuffrohr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2040673A IT1045812B (it) 1973-02-14 1973-02-14 Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi

Publications (1)

Publication Number Publication Date
IT1045812B true IT1045812B (it) 1980-06-10

Family

ID=11166439

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2040673A IT1045812B (it) 1973-02-14 1973-02-14 Condotti di scarico coibentati internamente per motori a scoppio e procedimento tecnologico per la realizzazione di essi

Country Status (2)

Country Link
DE (1) DE2406650C2 (it)
IT (1) IT1045812B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3714761A1 (de) * 1987-05-02 1988-11-17 Witzenmann Metallschlauchfab Abgasleitung fuer verbrennungsmotoren
DE3920600A1 (de) * 1989-06-23 1991-01-10 Audi Ag Verfahren zum herstellen eines heissgase fuehrenden, doppelwandigen rohres
US5390494A (en) * 1993-04-27 1995-02-21 Ap Parts Manufacturing Company Pipe assembly for efficient light-off of catalytic converter
DE4345052A1 (de) * 1993-12-31 1995-07-06 Eberspaecher J Doppelwandige Abgasleitung
FR2859266B1 (fr) * 2003-09-03 2006-09-08 Tubest Sa Tubulure a isolation thermique et sonore renforcee
EP1681503B1 (fr) * 2005-01-14 2012-04-04 Boa Flexible Solutions Tubulaire rigide à isolation thermique et sonore renforcée
US9790836B2 (en) 2012-11-20 2017-10-17 Tenneco Automotive Operating Company, Inc. Loose-fill insulation exhaust gas treatment device and methods of manufacturing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770313A (en) * 1952-01-19 1956-11-13 Int Harvester Co Combination tail pipe and muffler
GB1017912A (en) * 1963-05-17 1966-01-26 Arvin Ind Inc Improvements in or relating to a sound attenuating gas pipe
FR1376997A (fr) * 1963-12-03 1964-10-31 Stein & Roubaix Procédé pour cintrer simultanément des tubes coaxiaux
US3581494A (en) * 1970-01-02 1971-06-01 Arvin Ind Inc Exhaust gas manifold
FR2114732A5 (it) * 1970-11-20 1972-06-30 Alfa Romeo Spa
DE2137699A1 (de) * 1971-07-28 1973-02-08 Boysen Friedrich Kg Mit einem isoliermantel versehene rohrleitung fuer heisse medien, insbesondere thermischer reaktor in abgasleitungen von brennkraftmaschinen od.dgl

Also Published As

Publication number Publication date
DE2406650A1 (de) 1974-08-29
DE2406650C2 (de) 1985-01-31

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