FR1442238A - Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application - Google Patents

Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application

Info

Publication number
FR1442238A
FR1442238A FR27869A FR27869A FR1442238A FR 1442238 A FR1442238 A FR 1442238A FR 27869 A FR27869 A FR 27869A FR 27869 A FR27869 A FR 27869A FR 1442238 A FR1442238 A FR 1442238A
Authority
FR
France
Prior art keywords
improvement
applying
check valves
pressurized hydraulic
hydraulic systems
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
FR27869A
Other languages
English (en)
Inventor
Kenneth Cooper
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.)
Gullick Ltd
Original Assignee
Gullick 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
Application filed by Gullick Ltd filed Critical Gullick Ltd
Priority to FR27869A priority Critical patent/FR1442238A/fr
Application granted granted Critical
Publication of FR1442238A publication Critical patent/FR1442238A/fr
Expired legal-status Critical Current

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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR27869A 1965-08-10 1965-08-10 Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application Expired FR1442238A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR27869A FR1442238A (fr) 1965-08-10 1965-08-10 Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR27869A FR1442238A (fr) 1965-08-10 1965-08-10 Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application

Publications (1)

Publication Number Publication Date
FR1442238A true FR1442238A (fr) 1966-06-10

Family

ID=8586379

Family Applications (1)

Application Number Title Priority Date Filing Date
FR27869A Expired FR1442238A (fr) 1965-08-10 1965-08-10 Perfectionnement aux soupapes de retenue et systèmes hydrauliques sous pression, notamment de soutènement de mine, en faisant application

Country Status (1)

Country Link
FR (1) FR1442238A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2210733A1 (fr) * 1972-12-16 1974-07-12 Messer Griesheim Gmbh
EP0093783A1 (fr) * 1982-04-16 1983-11-16 HEILMEIER & WEINLEIN Fabrik für Oel-Hydraulik GmbH & Co. KG Soupape à passage directe
EP0291375A1 (fr) * 1987-05-15 1988-11-17 Les Robinets Presto Société Anonyme Clapet anti-retour

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2210733A1 (fr) * 1972-12-16 1974-07-12 Messer Griesheim Gmbh
EP0093783A1 (fr) * 1982-04-16 1983-11-16 HEILMEIER & WEINLEIN Fabrik für Oel-Hydraulik GmbH & Co. KG Soupape à passage directe
EP0291375A1 (fr) * 1987-05-15 1988-11-17 Les Robinets Presto Société Anonyme Clapet anti-retour
FR2615265A1 (fr) * 1987-05-15 1988-11-18 Presto Sa Robinets Clapet anti-retour

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