ZA714018B - Improvements in or relating to pilot pressure operated devices - Google Patents

Improvements in or relating to pilot pressure operated devices

Info

Publication number
ZA714018B
ZA714018B ZA714018A ZA714018A ZA714018B ZA 714018 B ZA714018 B ZA 714018B ZA 714018 A ZA714018 A ZA 714018A ZA 714018 A ZA714018 A ZA 714018A ZA 714018 B ZA714018 B ZA 714018B
Authority
ZA
South Africa
Prior art keywords
relating
pilot pressure
pressure operated
operated devices
devices
Prior art date
Application number
ZA714018A
Inventor
P Price
Original Assignee
Telektron 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 Telektron Ltd filed Critical Telektron Ltd
Publication of ZA714018B publication Critical patent/ZA714018B/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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F16K31/128—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like servo actuated
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • 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
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0672—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using several spring-loaded membranes

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)
  • Magnetically Actuated Valves (AREA)
  • Details Of Valves (AREA)
ZA714018A 1970-06-30 1971-06-21 Improvements in or relating to pilot pressure operated devices ZA714018B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3169870A GB1356387A (en) 1970-06-30 1970-06-30 Pilot pressure operated pneumatic valves

Publications (1)

Publication Number Publication Date
ZA714018B true ZA714018B (en) 1972-03-29

Family

ID=10327078

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714018A ZA714018B (en) 1970-06-30 1971-06-21 Improvements in or relating to pilot pressure operated devices

Country Status (10)

Country Link
JP (1) JPS5128858B1 (en)
BE (1) BE769334A (en)
CA (1) CA943432A (en)
CH (1) CH553357A (en)
DE (1) DE2131958A1 (en)
FR (1) FR2100071A5 (en)
GB (1) GB1356387A (en)
NL (1) NL7108871A (en)
SE (1) SE371477B (en)
ZA (1) ZA714018B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3935812A1 (en) * 1989-10-27 1991-05-02 Teves Gmbh Alfred VALVE ARRANGEMENT

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS547042Y2 (en) * 1972-06-29 1979-04-03

Also Published As

Publication number Publication date
BE769334A (en) 1971-11-03
GB1356387A (en) 1974-06-12
DE2131958A1 (en) 1972-01-27
JPS5128858B1 (en) 1976-08-21
FR2100071A5 (en) 1972-03-17
NL7108871A (en) 1972-01-03
CA943432A (en) 1974-03-12
SE371477B (en) 1974-11-18
CH553357A (en) 1974-08-30

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