DE3740791C2 - - Google Patents

Info

Publication number
DE3740791C2
DE3740791C2 DE19873740791 DE3740791A DE3740791C2 DE 3740791 C2 DE3740791 C2 DE 3740791C2 DE 19873740791 DE19873740791 DE 19873740791 DE 3740791 A DE3740791 A DE 3740791A DE 3740791 C2 DE3740791 C2 DE 3740791C2
Authority
DE
Germany
Prior art keywords
pipe system
ring
insulation shell
end region
exhaust
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 - Lifetime
Application number
DE19873740791
Other languages
German (de)
English (en)
Other versions
DE3740791A1 (de
Inventor
Juergen 8906 Gersthofen De Bloedel-Pawlik
Franz 8000 Muenchen De Pschorr
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Priority to DE19873740791 priority Critical patent/DE3740791A1/de
Publication of DE3740791A1 publication Critical patent/DE3740791A1/de
Application granted granted Critical
Publication of DE3740791C2 publication Critical patent/DE3740791C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
    • F16L59/166—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like covering the end of an insulated section
    • 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
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features having thermal insulation
    • F01N13/141—Double-walled exhaust pipes or housings
    • 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Silencers (AREA)
DE19873740791 1987-12-02 1987-12-02 Rohrleitungssystem Granted DE3740791A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873740791 DE3740791A1 (de) 1987-12-02 1987-12-02 Rohrleitungssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873740791 DE3740791A1 (de) 1987-12-02 1987-12-02 Rohrleitungssystem

Publications (2)

Publication Number Publication Date
DE3740791A1 DE3740791A1 (de) 1989-06-22
DE3740791C2 true DE3740791C2 (en, 2012) 1990-05-03

Family

ID=6341708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873740791 Granted DE3740791A1 (de) 1987-12-02 1987-12-02 Rohrleitungssystem

Country Status (1)

Country Link
DE (1) DE3740791A1 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3922667A1 (de) * 1989-03-17 1990-09-27 Eberspaecher J Vorrichtung zur katalytischen entgiftung oder dgl. von verbrennungsmotor-abgasen mit doppelwandigem gehaeuse

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2653491B1 (fr) * 1989-10-24 1994-05-06 Wimetal Sa Ligne d'echappement notamment pour vehicule automobile.
DE4033711C2 (de) * 1990-10-24 1994-01-27 Daimler Benz Ag Wärmedämmung für eine Gehäusewand
DE10142979C1 (de) * 2001-09-01 2003-05-28 Porsche Ag Abgaskrümmer einer Abgasanlage für eine Brennkraftmaschine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1526963A (en) * 1974-11-26 1978-10-04 Fuji Heavy Ind Ltd Exhaust systems for internal combustion engines
JPS54134214A (en) * 1978-04-08 1979-10-18 Fuji Heavy Ind Ltd Catalytic converter for purifying exhaust gas of automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3922667A1 (de) * 1989-03-17 1990-09-27 Eberspaecher J Vorrichtung zur katalytischen entgiftung oder dgl. von verbrennungsmotor-abgasen mit doppelwandigem gehaeuse

Also Published As

Publication number Publication date
DE3740791A1 (de) 1989-06-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee