DE3300328C2 - - Google Patents

Info

Publication number
DE3300328C2
DE3300328C2 DE19833300328 DE3300328A DE3300328C2 DE 3300328 C2 DE3300328 C2 DE 3300328C2 DE 19833300328 DE19833300328 DE 19833300328 DE 3300328 A DE3300328 A DE 3300328A DE 3300328 C2 DE3300328 C2 DE 3300328C2
Authority
DE
Germany
Prior art keywords
cone
check valve
ring
double check
conical
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
DE19833300328
Other languages
German (de)
English (en)
Other versions
DE3300328A1 (de
Inventor
Herbert Dr.-Ing. 3501 Niestetal De Karrenbauer
Guenter 3501 Fuldabrueck De Plenkers
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.)
Areva Energietechnik GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE19833300328 priority Critical patent/DE3300328A1/de
Publication of DE3300328A1 publication Critical patent/DE3300328A1/de
Application granted granted Critical
Publication of DE3300328C2 publication Critical patent/DE3300328C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/045—Details of casing, e.g. gas tightness
    • 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
    • F16L29/00—Joints with fluid cut-off means
    • F16L29/04—Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Check Valves (AREA)
DE19833300328 1983-01-07 1983-01-07 Doppelrueckschlagventil, vorzugsweise fuer vollisolierte, mit schwefelhexafluorid gefuellte schaltanlagen Granted DE3300328A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19833300328 DE3300328A1 (de) 1983-01-07 1983-01-07 Doppelrueckschlagventil, vorzugsweise fuer vollisolierte, mit schwefelhexafluorid gefuellte schaltanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833300328 DE3300328A1 (de) 1983-01-07 1983-01-07 Doppelrueckschlagventil, vorzugsweise fuer vollisolierte, mit schwefelhexafluorid gefuellte schaltanlagen

Publications (2)

Publication Number Publication Date
DE3300328A1 DE3300328A1 (de) 1984-07-12
DE3300328C2 true DE3300328C2 (nl) 1989-07-06

Family

ID=6187832

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833300328 Granted DE3300328A1 (de) 1983-01-07 1983-01-07 Doppelrueckschlagventil, vorzugsweise fuer vollisolierte, mit schwefelhexafluorid gefuellte schaltanlagen

Country Status (1)

Country Link
DE (1) DE3300328A1 (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4768538A (en) * 1987-11-27 1988-09-06 Ferranti Subsea Systems, Inc. Radial seal hydraulic coupler
US6942193B2 (en) * 2002-08-16 2005-09-13 Eaton Corporation Self-sealing end fitting
GB2466037B (en) * 2008-12-09 2012-11-14 Bifold Fluidpower Ltd Hydraulic coupling
CN114738526A (zh) * 2021-01-07 2022-07-12 天津平高智能电气有限公司 六氟化硫开关用充气阀及六氟化硫开关

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586048A (en) * 1969-01-08 1971-06-22 Valcor Eng Corp Magnetic coupling
FR2138858B1 (nl) * 1971-05-27 1973-07-13 Visscher Patrick De

Also Published As

Publication number Publication date
DE3300328A1 (de) 1984-07-12

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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
8327 Change in the person/name/address of the patent owner

Owner name: AEG ENERGIETECHNIK GMBH, 60528 FRANKFURT, DE

8339 Ceased/non-payment of the annual fee