GB753532A - Improvements relating to liquid pressure relief valves - Google Patents

Improvements relating to liquid pressure relief valves

Info

Publication number
GB753532A
GB753532A GB33503/53A GB3350353A GB753532A GB 753532 A GB753532 A GB 753532A GB 33503/53 A GB33503/53 A GB 33503/53A GB 3350353 A GB3350353 A GB 3350353A GB 753532 A GB753532 A GB 753532A
Authority
GB
United Kingdom
Prior art keywords
valve
pressure
spring
cylinder
pressure relief
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
GB33503/53A
Other languages
English (en)
Inventor
Colin Michael Frye
Dudley George Sutton
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.)
Dowty Hydraulic Units Ltd
Original Assignee
Dowty Hydraulic Units Ltd
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 to BE533818D priority Critical patent/BE533818A/xx
Priority to NL192698D priority patent/NL192698A/xx
Application filed by Dowty Hydraulic Units Ltd filed Critical Dowty Hydraulic Units Ltd
Priority to GB33503/53A priority patent/GB753532A/en
Priority to FR1114705D priority patent/FR1114705A/fr
Priority to DED19227A priority patent/DE967341C/de
Publication of GB753532A publication Critical patent/GB753532A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21D15/14—Telescopic props
    • E21D15/46—Telescopic props with load-measuring devices; with alarm devices
    • E21D15/465—Telescopic props with load-measuring devices; with alarm devices with essential hydraulic or pneumatic details
    • 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
    • F16K17/0406—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 in the form of balls
    • 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
    • F16K17/0433—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 vibration preventing means

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)
  • Fluid-Pressure Circuits (AREA)
GB33503/53A 1953-12-02 1953-12-02 Improvements relating to liquid pressure relief valves Expired GB753532A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE533818D BE533818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1953-12-02
NL192698D NL192698A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1953-12-02
GB33503/53A GB753532A (en) 1953-12-02 1953-12-02 Improvements relating to liquid pressure relief valves
FR1114705D FR1114705A (fr) 1953-12-02 1954-12-02 Perfectionnements aux soupapes de décompression pour liquides
DED19227A DE967341C (de) 1953-12-02 1954-12-02 Druckminderungsventil, insbesondere fuer hydraulisch betaetigte Grubenstempel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33503/53A GB753532A (en) 1953-12-02 1953-12-02 Improvements relating to liquid pressure relief valves

Publications (1)

Publication Number Publication Date
GB753532A true GB753532A (en) 1956-07-25

Family

ID=10353808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33503/53A Expired GB753532A (en) 1953-12-02 1953-12-02 Improvements relating to liquid pressure relief valves

Country Status (5)

Country Link
BE (1) BE533818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE967341C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1114705A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB753532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL192698A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1131625B (de) * 1955-08-13 1962-06-20 Kronprinz Ag Hydraulischer Grubenstempel
DE1062654B (de) * 1956-04-03 1959-08-06 Kloeckner Bergbau Viktor Icker Hydraulischer Grubenstempel
DE1041446B (de) * 1957-07-04 1958-10-23 Kronprinz Ag UEberdruckventil fuer hydraulische Grubenstempel
DE1143469B (de) * 1957-07-30 1963-02-14 Gewerk Eisenhuette Westfalia Ventil zur Steuerung hydraulicher Ausbaugestelle fuer bergmaennische Gewinnungsbetriebe
BE571152A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1957-09-13
DE1171382B (de) * 1960-02-23 1964-06-04 H Joe Rheinbay Dipl Ing Hydraulischer Grubenstempel
DE1193909B (de) * 1964-02-20 1965-06-03 Karl Hohberg UEberstroem-, Fuell- und Entleerungsventil fuer hydraulische Grubenstempel

Also Published As

Publication number Publication date
DE967341C (de) 1957-11-07
BE533818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1900-01-01
FR1114705A (fr) 1956-04-16
NL192698A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1900-01-01

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