IT1102509B - Perfezionamento nelle valvole per gas - Google Patents

Perfezionamento nelle valvole per gas

Info

Publication number
IT1102509B
IT1102509B IT49142/78A IT4914278A IT1102509B IT 1102509 B IT1102509 B IT 1102509B IT 49142/78 A IT49142/78 A IT 49142/78A IT 4914278 A IT4914278 A IT 4914278A IT 1102509 B IT1102509 B IT 1102509B
Authority
IT
Italy
Prior art keywords
improvement
gas valves
valves
gas
Prior art date
Application number
IT49142/78A
Other languages
English (en)
Other versions
IT7849142A0 (it
Original Assignee
Honeywell Bv
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 Honeywell Bv filed Critical Honeywell Bv
Publication of IT7849142A0 publication Critical patent/IT7849142A0/it
Application granted granted Critical
Publication of IT1102509B publication Critical patent/IT1102509B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
    • G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within 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
    • G05D16/06—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
    • G05D16/0675—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 on the obturator through a lever
    • G05D16/0683—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 on the obturator through a lever using a spring-loaded membrane
    • G05D16/0686—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 on the obturator through a lever using a spring-loaded membrane characterised by the form of the lever

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Fluid-Driven Valves (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Safety Valves (AREA)
IT49142/78A 1977-05-02 1978-04-28 Perfezionamento nelle valvole per gas IT1102509B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2719523A DE2719523C3 (de) 1977-05-02 1977-05-02 Gasventil

Publications (2)

Publication Number Publication Date
IT7849142A0 IT7849142A0 (it) 1978-04-28
IT1102509B true IT1102509B (it) 1985-10-07

Family

ID=6007822

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49142/78A IT1102509B (it) 1977-05-02 1978-04-28 Perfezionamento nelle valvole per gas

Country Status (6)

Country Link
JP (1) JPS53137424A (it)
DE (1) DE2719523C3 (it)
FR (1) FR2389818B1 (it)
GB (1) GB1576677A (it)
IT (1) IT1102509B (it)
NL (1) NL178726C (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8830131D0 (en) * 1988-12-23 1989-02-22 Instr & Movements Limited Demand valves
DE3901475C2 (de) * 1989-01-19 1994-07-14 Danfoss As Fluidgesteuerte Servoanordnung
JPH05501459A (ja) * 1989-07-24 1993-03-18 ユナイテッド　テクノロジーズ　コーポレイション 補償圧力制御装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513873A (en) * 1967-08-02 1970-05-26 Robertshaw Controls Co Unitary control device
US3502101A (en) * 1968-06-19 1970-03-24 Robertshaw Controls Co Thermostatic control device with a pressure regulated stepped opened diaphragm valve
BE790507A (fr) * 1971-10-26 1973-04-25 Emerson Electric Co Robinet a gaz
US3721263A (en) * 1971-11-10 1973-03-20 Emerson Electric Co Stepped opening fluid pressure operated valve

Also Published As

Publication number Publication date
FR2389818A1 (it) 1978-12-01
JPS53137424A (en) 1978-11-30
DE2719523A1 (de) 1978-11-09
NL7804623A (nl) 1978-11-06
FR2389818B1 (it) 1983-04-01
IT7849142A0 (it) 1978-04-28
DE2719523B2 (de) 1980-08-07
NL178726C (nl) 1986-05-01
DE2719523C3 (de) 1981-03-19
GB1576677A (en) 1980-10-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940427