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IT1009320B - PRELIMINARY CONTROL PRESSURE RELIEF VALVE - Google Patents

PRELIMINARY CONTROL PRESSURE RELIEF VALVE

Info

Publication number
IT1009320B
IT1009320B IT6782474A IT6782474A IT1009320B IT 1009320 B IT1009320 B IT 1009320B IT 6782474 A IT6782474 A IT 6782474A IT 6782474 A IT6782474 A IT 6782474A IT 1009320 B IT1009320 B IT 1009320B
Authority
IT
Italy
Prior art keywords
relief valve
pressure relief
control pressure
preliminary control
preliminary
Prior art date
Application number
IT6782474A
Other languages
Italian (it)
Original Assignee
Hydromatik Gmbh
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 Hydromatik Gmbh filed Critical Hydromatik Gmbh
Application granted granted Critical
Publication of IT1009320B publication Critical patent/IT1009320B/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
    • F16K17/02—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
    • F16K17/04—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
    • F16K17/0446—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 an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
IT6782474A 1973-03-19 1974-03-18 PRELIMINARY CONTROL PRESSURE RELIEF VALVE IT1009320B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732313590 DE2313590C2 (en) 1973-03-19 1973-03-19 Pilot operated pressure relief valve

Publications (1)

Publication Number Publication Date
IT1009320B true IT1009320B (en) 1976-12-10

Family

ID=5875201

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6782474A IT1009320B (en) 1973-03-19 1974-03-18 PRELIMINARY CONTROL PRESSURE RELIEF VALVE

Country Status (5)

Country Link
JP (1) JPS49127224A (en)
DE (1) DE2313590C2 (en)
FR (1) FR2222593B3 (en)
GB (1) GB1393080A (en)
IT (1) IT1009320B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1085262A (en) * 1978-01-04 1980-09-09 Heinz W. Braukmann Differential pressure relief valve
SE463575B (en) * 1989-04-25 1990-12-10 Bahco Hydrauto Ab hydraulic valve
EP0863342B1 (en) * 1997-03-04 2002-07-03 STEIN, Günter Pressure control valve
JP2009236148A (en) * 2008-03-26 2009-10-15 Fuji Koki Corp Pressure control valve

Also Published As

Publication number Publication date
DE2313590B1 (en) 1974-06-06
JPS49127224A (en) 1974-12-05
FR2222593B3 (en) 1977-01-07
DE2313590C2 (en) 1975-02-06
FR2222593A1 (en) 1974-10-18
GB1393080A (en) 1975-05-07

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