ZA832349B - Servocontrolled pressure limiting valve - Google Patents

Servocontrolled pressure limiting valve

Info

Publication number
ZA832349B
ZA832349B ZA832349A ZA832349A ZA832349B ZA 832349 B ZA832349 B ZA 832349B ZA 832349 A ZA832349 A ZA 832349A ZA 832349 A ZA832349 A ZA 832349A ZA 832349 B ZA832349 B ZA 832349B
Authority
ZA
South Africa
Prior art keywords
piston
limiting valve
exposed
pressure
valve
Prior art date
Application number
ZA832349A
Other languages
English (en)
Inventor
Erwin Meister
Original Assignee
Von Roll Ag
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 Von Roll Ag filed Critical Von Roll Ag
Publication of ZA832349B publication Critical patent/ZA832349B/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
    • F16K17/10—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
    • F16K17/105—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 using choking or throttling means to control the fluid operation of the main valve
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7769—Single acting fluid servo
    • Y10T137/777—Spring biased

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Driven Valves (AREA)
  • Safety Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
ZA832349A 1982-05-19 1983-03-31 Servocontrolled pressure limiting valve ZA832349B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3131/82A CH658895A5 (de) 1982-05-19 1982-05-19 Druckbegrenzungsventil fuer unter druck stehende fluidleitungen.

Publications (1)

Publication Number Publication Date
ZA832349B true ZA832349B (en) 1983-12-28

Family

ID=4249284

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA832349A ZA832349B (en) 1982-05-19 1983-03-31 Servocontrolled pressure limiting valve

Country Status (6)

Country Link
US (1) US4531540A (xx)
EP (1) EP0094579B1 (xx)
AT (1) ATE27051T1 (xx)
CH (1) CH658895A5 (xx)
DE (1) DE3371401D1 (xx)
ZA (1) ZA832349B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800654A1 (de) * 1988-01-13 1989-07-27 Hans Barth Druckregelventil
FR2686679B1 (fr) * 1992-01-28 1994-09-09 Reglage Thermique Ste Alsacien Dispositif de securite protegeant contre les surpressions d'un fluide confine dans une enceinte.
LU88384A1 (de) * 1993-07-16 1995-02-01 Hydrolux Sarl 2-Wege-Einbauventil als Sitzventil
US7490625B1 (en) 2001-04-23 2009-02-17 John Leslie Johnson Pilot valve manifold
US20070231161A1 (en) * 2004-09-20 2007-10-04 Mathew Williamson Pump with Selectable Outlet Pressure
CN101943188B (zh) * 2010-04-29 2013-08-21 上海人豪液压技术有限公司 采用组合式法兰控制盖板的紧凑型二通插装阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2612019A (en) * 1949-01-03 1952-09-30 Havilland Engine Co Ltd Propellent injection system with safety valve to cut off fluid pressure supply
US3060951A (en) * 1956-12-26 1962-10-30 Alsacienne Constr Meca Hydraulic regulating system
CH364671A (de) * 1958-12-02 1962-09-30 Von Roll Ag Vorgesteuertes Sicherheitsventil
US3238966A (en) * 1963-06-28 1966-03-08 Charles N Howard Fluid operated control valve and gas control system
DE1775178A1 (de) * 1968-07-13 1971-07-08 Rexroth Gmbh G L Vorgesteuertes Druckbegrenzungsventil
US4000754A (en) * 1974-06-11 1977-01-04 Maxton Manufacturing Company Automatic control valve for a fluid system
AT333091B (de) * 1974-06-21 1976-11-10 Hoerbiger Fluidtechnik Kg Druckregler fur stromende medien

Also Published As

Publication number Publication date
EP0094579A1 (de) 1983-11-23
DE3371401D1 (en) 1987-06-11
EP0094579B1 (de) 1987-05-06
CH658895A5 (de) 1986-12-15
ATE27051T1 (de) 1987-05-15
US4531540A (en) 1985-07-30

Similar Documents

Publication Publication Date Title
FR2565318B1 (fr) Raccord a vis pour elements de tuyauterie
ES445020A1 (es) Perfeccionamientos en valvulas de limitacion de presion.
BR8107743A (pt) Luva para tubos
DE3175974D1 (en) A valve
FR2564558B1 (fr) Robinet a boisseau tournant spherique
ZA832349B (en) Servocontrolled pressure limiting valve
GB1230685A (xx)
DE3466067D1 (en) Fluid-flow transducer
ATE27478T1 (de) Anbohrvorrichtung fuer druckbeaufschlagte fluessigkeitsleitungen.
SE7713349L (sv) Kulventil
ES8405489A1 (es) Cilindro con movimiento en dos etapas, especialmente un cilindro de pistola soldadora
SE8303607L (sv) Hydraulisk kraftoverforingsanordning
GB1200833A (en) Improvements in and relating to pipe joints
GB819387A (en) Pipe couplings
ATE40191T1 (de) Fluidbetaetigter druckzylinder.
FR2367932A1 (fr) Reducteur de pression
JPS5550933A (en) Pipe expanding mandrel
JPS56101410A (en) Cylinder apparatus
JPS5339515A (en) Pressure proof blind structure
GB898196A (en) Improvements in or relating to adaptors or connectors for fluid pressure gauges
FR2445521A1 (fr) Dispositif de protection pour manometre differentiel
JPS57134073A (en) Sluice gate
JPS57110885A (en) Double valve
ES277452U (es) Interruptor de paso para tuberias
ES204900U (es) Llave de paso perfeccionada para conducciones de fluidos a gran presion.