BE571508A - - Google Patents

Info

Publication number
BE571508A
BE571508A BE571508DA BE571508A BE 571508 A BE571508 A BE 571508A BE 571508D A BE571508D A BE 571508DA BE 571508 A BE571508 A BE 571508A
Authority
BE
Belgium
Application number
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.)
Publication of BE571508A publication Critical patent/BE571508A/xx

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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/512—Arrangement of valves
    • 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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • 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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Safety Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
BE571508D 1957-09-28 BE571508A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB46227A DE1059733B (de) 1957-09-28 1957-09-28 UEberstroemventil fuer eine druckmittelbetaetigte Anlage

Publications (1)

Publication Number Publication Date
BE571508A true BE571508A (fr)

Family

ID=32047234

Family Applications (1)

Application Number Title Priority Date Filing Date
BE571508D BE571508A (fr) 1957-09-28

Country Status (4)

Country Link
BE (1) BE571508A (fr)
DE (1) DE1059733B (fr)
FR (1) FR1214927A (fr)
GB (1) GB857393A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1090610B (de) * 1959-03-11 1960-10-13 Bwg Bergwerk Walzwerk UEberdruckventilsatz, insbesondere fuer hydraulische Grubenstempel
DE1137406B (de) * 1960-06-30 1962-10-04 Kronprinz Ag Hydraulischer Grubenstempel
DE1189938B (de) * 1962-08-31 1965-04-01 Kloeckner Werke Ag Hydraulischer Grubenstempel
DE1217317B (de) * 1963-07-01 1966-05-26 Salzgitter Maschinen Ag Entlastungsventil fuer hydraulische Grubenstempel bzw. hydraulischen Grubenausbau
GB2494160A (en) * 2011-08-31 2013-03-06 Bifold Fluidpower Ltd Valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE105325C (fr) *
GB536796A (en) * 1940-03-13 1941-05-27 Automotive Prod Co Ltd Improvements in or relating to fluid pressure reducing valve devices
DE925525C (de) * 1947-09-27 1955-03-24 Davidson Corp Vorrichtung zum Einspannen einer lithographischen Platte auf einem Plattentraeger
DE823381C (de) * 1950-08-06 1951-12-03 Rolf Schroedter Dr Ing UEberdruckventil
DE941948C (de) * 1952-08-22 1956-04-19 Electraulic Presses Ltd Federbelastete UEberdrucksicherung
CH322405A (fr) * 1953-11-17 1957-06-15 Dunlop Rubber Co Procédé de fabrication d'un mécanisme de commande pour du fluide sous pression et mécanisme obtenu par ce procédé

Also Published As

Publication number Publication date
GB857393A (en) 1960-12-29
DE1059733B (de) 1959-06-18
FR1214927A (fr) 1960-04-12

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