NL7903247A - SAFETY CLOSURE DEVICE FOR PRESSURE PIPES OR PIPES. - Google Patents

SAFETY CLOSURE DEVICE FOR PRESSURE PIPES OR PIPES.

Info

Publication number
NL7903247A
NL7903247A NL7903247A NL7903247A NL7903247A NL 7903247 A NL7903247 A NL 7903247A NL 7903247 A NL7903247 A NL 7903247A NL 7903247 A NL7903247 A NL 7903247A NL 7903247 A NL7903247 A NL 7903247A
Authority
NL
Netherlands
Prior art keywords
pipes
closure device
safety closure
pressure
pressure pipes
Prior art date
Application number
NL7903247A
Other languages
Dutch (nl)
Original Assignee
Tulcea Sa
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
Priority claimed from CH474278A external-priority patent/CH624193A5/en
Priority claimed from CH1251478A external-priority patent/CH625862A5/en
Application filed by Tulcea Sa filed Critical Tulcea Sa
Publication of NL7903247A publication Critical patent/NL7903247A/en

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Control Of Fluid Pressure (AREA)
  • Sliding Valves (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pipe Accessories (AREA)
  • Safety Valves (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
NL7903247A 1978-05-02 1979-04-25 SAFETY CLOSURE DEVICE FOR PRESSURE PIPES OR PIPES. NL7903247A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH474278A CH624193A5 (en) 1978-05-02 1978-05-02 Safety shut-off device for a pressurised fluid circuit or pipeline
CH1251478A CH625862A5 (en) 1978-12-07 1978-12-07 Safety shut-off device for a pressurised circuit or pipeline

Publications (1)

Publication Number Publication Date
NL7903247A true NL7903247A (en) 1979-11-06

Family

ID=25696177

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7903247A NL7903247A (en) 1978-05-02 1979-04-25 SAFETY CLOSURE DEVICE FOR PRESSURE PIPES OR PIPES.

Country Status (9)

Country Link
CA (1) CA1138298A (en)
DE (1) DE2916532A1 (en)
ES (1) ES479778A1 (en)
FR (1) FR2425025A1 (en)
GB (1) GB2019982B (en)
IT (1) IT1118543B (en)
NL (1) NL7903247A (en)
SE (1) SE442050B (en)
SU (1) SU980635A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103968124B (en) * 2014-05-04 2016-06-22 刘平 A kind of tap water relief valve

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1303204B (en) * Willis Oil Tool Co
FR876840A (en) * 1939-11-06 1942-11-18 Sarl Alfred Teves Safety device for pressurized pipelines in the event of tube rupture
US2635629A (en) * 1950-02-08 1953-04-21 Asaro Carmelo Excess flow cutoff valve
DE1086570B (en) * 1956-05-18 1960-08-04 Franz Schwarte Fa Device for the automatic shut-off of pressure lines, especially for the braking system of motor vehicles
US2921440A (en) * 1957-10-03 1960-01-19 Alex Mfg Corp Safety devices for contained fluid pressure systems
US3060959A (en) * 1960-07-07 1962-10-30 Olin Mathieson Excess flow cut-off valve
DE1192475B (en) * 1961-06-15 1965-05-06 Akad Wissenschaften Ddr Stepless gear for high reductions
DE1174125B (en) * 1962-11-24 1964-07-16 Sebastian Schlaifer Pipe rupture valve
DE1192473B (en) * 1963-10-22 1965-05-06 Sebastian Schlaifer Pipe rupture valve
DE2522443A1 (en) * 1975-05-21 1976-12-02 Schell Kg Hubert Water valve with two seats, one for high pressure - preventing exit of water in case of leaks or detachment of hose

Also Published As

Publication number Publication date
IT1118543B (en) 1986-03-03
GB2019982B (en) 1982-08-18
SE7903747L (en) 1979-11-03
FR2425025B1 (en) 1983-04-08
GB2019982A (en) 1979-11-07
ES479778A1 (en) 1980-01-16
CA1138298A (en) 1982-12-28
SE442050B (en) 1985-11-25
FR2425025A1 (en) 1979-11-30
DE2916532A1 (en) 1979-11-08
IT7967691A0 (en) 1979-04-03
SU980635A3 (en) 1982-12-07

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed