DE3138355C2 - - Google Patents

Info

Publication number
DE3138355C2
DE3138355C2 DE19813138355 DE3138355A DE3138355C2 DE 3138355 C2 DE3138355 C2 DE 3138355C2 DE 19813138355 DE19813138355 DE 19813138355 DE 3138355 A DE3138355 A DE 3138355A DE 3138355 C2 DE3138355 C2 DE 3138355C2
Authority
DE
Germany
Prior art keywords
flange
fitting according
sealing surface
annular
chamber
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
DE19813138355
Other languages
German (de)
English (en)
Other versions
DE3138355A1 (de
Inventor
Peter 2094 Brackel De Huber
Peter Dipl.-Ing. Bruns
Herbert 3000 Hannover De Bittner
Ruediger Dipl.-Ing. 3008 Garbsen De Schwenke
Karl-Heinz 3014 Laatzen De Kley
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.)
Kabelmetal Electro GmbH
Original Assignee
Kabelmetal Electro GmbH
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 Kabelmetal Electro GmbH filed Critical Kabelmetal Electro GmbH
Priority to DE19813138355 priority Critical patent/DE3138355A1/de
Publication of DE3138355A1 publication Critical patent/DE3138355A1/de
Application granted granted Critical
Publication of DE3138355C2 publication Critical patent/DE3138355C2/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
    • F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/005—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for concentric pipes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/283—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes for double-walled pipes
    • 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
    • F16L2201/00—Special arrangements for pipe couplings
    • F16L2201/30—Detecting leaks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Flanged Joints, Insulating Joints, And Other Joints (AREA)
  • Examining Or Testing Airtightness (AREA)
DE19813138355 1981-09-26 1981-09-26 Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr Granted DE3138355A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19813138355 DE3138355A1 (de) 1981-09-26 1981-09-26 Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813138355 DE3138355A1 (de) 1981-09-26 1981-09-26 Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr

Publications (2)

Publication Number Publication Date
DE3138355A1 DE3138355A1 (de) 1983-04-07
DE3138355C2 true DE3138355C2 (es) 1990-05-17

Family

ID=6142681

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813138355 Granted DE3138355A1 (de) 1981-09-26 1981-09-26 Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr

Country Status (1)

Country Link
DE (1) DE3138355A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8531670D0 (en) * 1985-12-23 1986-02-05 British Aerospace Ducted flow leak detection
DE3718516A1 (de) * 1987-06-03 1988-12-22 Ruhrgas Ag Isolierverbindung fuer rohrleitungen
DE19615472A1 (de) † 1996-04-19 1997-10-23 Frank Kampfmann Sicherheitsfunktionselement für eine Leitung
DE10044144B4 (de) * 2000-09-06 2006-04-13 Klenk Gmbh Anschlussvorrichtung zum Verbinden einer Fluidleitung mit einer zweiten Anschlussvorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD14539A (es) *
DE1727416U (de) * 1952-03-01 1956-08-02 Stadt Duesseldorf Stadtwerke V Druckdichte rohrverbindung.
NL7215913A (es) * 1972-11-23 1974-05-27
CH559335A5 (es) * 1973-04-18 1975-02-28 Kabel Metallwerke Ghh

Also Published As

Publication number Publication date
DE3138355A1 (de) 1983-04-07

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee