IT1176393B - NEGATIVE PRESSURE REGULATOR - Google Patents

NEGATIVE PRESSURE REGULATOR

Info

Publication number
IT1176393B
IT1176393B IT21910/84A IT2191084A IT1176393B IT 1176393 B IT1176393 B IT 1176393B IT 21910/84 A IT21910/84 A IT 21910/84A IT 2191084 A IT2191084 A IT 2191084A IT 1176393 B IT1176393 B IT 1176393B
Authority
IT
Italy
Prior art keywords
negative pressure
pressure regulator
regulator
negative
pressure
Prior art date
Application number
IT21910/84A
Other languages
Italian (it)
Other versions
IT8421910A0 (en
IT8421910A1 (en
Inventor
Friedrich Bauer
Original Assignee
Enfo Grundlagen Forschungs 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 Enfo Grundlagen Forschungs Ag filed Critical Enfo Grundlagen Forschungs Ag
Publication of IT8421910A0 publication Critical patent/IT8421910A0/en
Publication of IT8421910A1 publication Critical patent/IT8421910A1/en
Application granted granted Critical
Publication of IT1176393B publication Critical patent/IT1176393B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F16K17/048—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 combined with other safety valves, or with pressure control devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/024—Controlling the inlet pressure, e.g. back-pressure regulator
    • 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
    • G05D16/0655—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 one spring-loaded membrane
    • G05D16/0658—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 one spring-loaded membrane characterised by the form of the obturator
IT21910/84A 1983-07-19 1984-07-16 NEGATIVE PRESSURE REGULATOR IT1176393B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0264583A AT385137B (en) 1983-07-19 1983-07-19 NEGATIVE PRESSURE AMPLIFIER

Publications (3)

Publication Number Publication Date
IT8421910A0 IT8421910A0 (en) 1984-07-16
IT8421910A1 IT8421910A1 (en) 1986-01-16
IT1176393B true IT1176393B (en) 1987-08-18

Family

ID=3537980

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21910/84A IT1176393B (en) 1983-07-19 1984-07-16 NEGATIVE PRESSURE REGULATOR

Country Status (5)

Country Link
AT (1) AT385137B (en)
DE (1) DE3423784A1 (en)
FR (1) FR2549567B1 (en)
GB (1) GB2143621B (en)
IT (1) IT1176393B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176275B (en) * 1985-06-10 1990-02-14 British Gas Corp Control of fluid temperature in a wet central heating system
AT388040B (en) * 1986-06-30 1989-04-25 Vogelbusch Gmbh CONTROL VALVE
DE3815781A1 (en) * 1988-05-09 1989-11-30 Erwin Dimter Positioning and minimum-pressure safety valve
DE9217022U1 (en) * 1992-12-15 1993-04-01 Knocks, Heinz, 4714 Selm, De
GB2464283B (en) * 2008-10-08 2012-09-19 Bifold Fluidpower Ltd Fluid flow control system and method
CN103410737A (en) * 2013-08-28 2013-11-27 山东明天机械有限公司 Reflux pressure relief valve
CN105805379B (en) * 2016-05-06 2018-03-23 宁波金欧五金制品有限公司 Pressure regulator is exchanged in a kind of natural gas liquefaction
CN110131149A (en) * 2019-05-17 2019-08-16 大唐半导体科技有限公司 Air compressor machine and its barostat

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB238985A (en) * 1924-06-17 1925-09-03 Robert Clark Improvements in apparatus for regulating automatically the supply of feed-water to steam generators and the like
GB269661A (en) * 1926-01-21 1927-04-21 Otto Simonis Improvements in and connected with liquid air oxygenproducing plant
GB298805A (en) * 1927-12-08 1928-10-18 William John Griffiths Improvements in control mechanism for hot water heating systems
GB468113A (en) * 1935-10-28 1937-06-29 Junkers & Co A safety cut-off device for gas apparatus
FR1163404A (en) * 1956-09-26 1958-09-25 Cie Ind Des Procedes Raoul Pic Automatic pressure reducing valve
US3035596A (en) * 1959-07-07 1962-05-22 Guinard Paul Andre By-pass relief valve
CH428147A (en) * 1965-08-23 1967-01-15 Calotech Ets Control device for the fuel valve in fuel-heated water heaters
DE1650303A1 (en) * 1967-10-21 1970-09-10 Bosch Gmbh Robert Pressure control valve
US3578014A (en) * 1968-05-09 1971-05-11 Jean Gachot Pressure regulator for pressurized-fluid circuits
US3683968A (en) * 1970-06-01 1972-08-15 Beckman Instruments Inc Reverse-acting relay valve
US3724476A (en) * 1971-05-10 1973-04-03 Eckardt Ag J Pneumatic amplifier
US3774628A (en) * 1971-09-24 1973-11-27 Avco Corp Pressure regulator
GB1456505A (en) * 1972-11-29 1976-11-24
IT7867609A0 (en) * 1978-03-20 1978-03-20 Fiat Spa VALVE TO CONTROL THE PRESSURE OF THE FUEL SUPPLIED TO THE INJECTORS OF AN INTERNAL COMBUSTION ENGINE
IT7853091V0 (en) * 1978-03-20 1978-03-20 Fiat Spa FUEL PRESSURE CONTROL VALVE SUPPLIED TO THE INJECTORS OF AN INTERNAL COMBUSTION ENGINE

Also Published As

Publication number Publication date
FR2549567A1 (en) 1985-01-25
DE3423784A1 (en) 1985-01-31
ATA264583A (en) 1987-07-15
AT385137B (en) 1988-02-25
IT8421910A0 (en) 1984-07-16
IT8421910A1 (en) 1986-01-16
GB8418286D0 (en) 1984-08-22
GB2143621B (en) 1986-11-12
FR2549567B1 (en) 1987-07-24
GB2143621A (en) 1985-02-13

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