DE3563081D1 - A device for a check valve - Google Patents

A device for a check valve

Info

Publication number
DE3563081D1
DE3563081D1 DE8585850226T DE3563081T DE3563081D1 DE 3563081 D1 DE3563081 D1 DE 3563081D1 DE 8585850226 T DE8585850226 T DE 8585850226T DE 3563081 T DE3563081 T DE 3563081T DE 3563081 D1 DE3563081 D1 DE 3563081D1
Authority
DE
Germany
Prior art keywords
check valve
check
valve
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
DE8585850226T
Other languages
German (de)
Inventor
Gyula Racs
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3563081D1 publication Critical patent/DE3563081D1/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/02—Shut-off devices
    • E03F7/04—Valves for preventing return flow

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Check Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Multiple-Way Valves (AREA)
  • Details Of Valves (AREA)
DE8585850226T 1984-07-02 1985-07-01 A device for a check valve Expired DE3563081D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO842676A NO155299C (en) 1984-07-02 1984-07-02 REVERSE VALVE DEVICE.

Publications (1)

Publication Number Publication Date
DE3563081D1 true DE3563081D1 (en) 1988-07-07

Family

ID=19887745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585850226T Expired DE3563081D1 (en) 1984-07-02 1985-07-01 A device for a check valve

Country Status (4)

Country Link
EP (1) EP0167511B1 (en)
DE (1) DE3563081D1 (en)
HU (2) HUT40177A (en)
NO (1) NO155299C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE457971B (en) * 1987-04-27 1989-02-13 Kjell Warnquist BACKWATER STOP FOR SELF-DISCONNECTED CIRCUITS
GB2244433B (en) * 1990-05-10 1995-01-04 Camberley Rubber Mouldings Lim Valve assembly for breathing apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2638178A (en) * 1950-07-17 1953-05-12 Harry C Riechman Backflow check float for sewers
US3270771A (en) * 1963-06-11 1966-09-06 Robertshaw Controls Co Resilient disc check valve
US3749353A (en) * 1971-06-24 1973-07-31 R Pauliukonis Membrane shutoff valve
CH606881A5 (en) * 1977-01-07 1978-11-15 Albert Schuele
US4182355A (en) * 1977-09-01 1980-01-08 Briel Adriaan Z A Reflux valve

Also Published As

Publication number Publication date
EP0167511B1 (en) 1988-06-01
EP0167511A3 (en) 1986-08-20
NO842676L (en) 1986-01-03
EP0167511A2 (en) 1986-01-08
HUT40177A (en) 1986-11-28
NO155299C (en) 1987-03-11
HU194590B (en) 1988-02-29
NO155299B (en) 1986-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee