AT385137B - NEGATIVE PRESSURE AMPLIFIER - Google Patents
NEGATIVE PRESSURE AMPLIFIERInfo
- Publication number
- AT385137B AT385137B AT0264583A AT264583A AT385137B AT 385137 B AT385137 B AT 385137B AT 0264583 A AT0264583 A AT 0264583A AT 264583 A AT264583 A AT 264583A AT 385137 B AT385137 B AT 385137B
- Authority
- AT
- Austria
- Prior art keywords
- negative pressure
- pressure amplifier
- amplifier
- negative
- pressure
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0264583A AT385137B (en) | 1983-07-19 | 1983-07-19 | NEGATIVE PRESSURE AMPLIFIER |
DE19843423784 DE3423784A1 (en) | 1983-07-19 | 1984-06-28 | Negative pressure regulator |
IT21910/84A IT1176393B (en) | 1983-07-19 | 1984-07-16 | NEGATIVE PRESSURE REGULATOR |
GB08418286A GB2143621B (en) | 1983-07-19 | 1984-07-18 | A pressure regulator |
FR8411476A FR2549567B1 (en) | 1983-07-19 | 1984-07-19 | NEGATIVE PRESSURE REGULATOR |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0264583A AT385137B (en) | 1983-07-19 | 1983-07-19 | NEGATIVE PRESSURE AMPLIFIER |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA264583A ATA264583A (en) | 1987-07-15 |
AT385137B true AT385137B (en) | 1988-02-25 |
Family
ID=3537980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0264583A AT385137B (en) | 1983-07-19 | 1983-07-19 | NEGATIVE PRESSURE AMPLIFIER |
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)
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 | Pressure control valve with secondary relief valve |
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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1288525A (en) * | 1970-06-01 | 1972-09-13 | ||
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 |
Family Cites Families (11)
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 |
IT7853091V0 (en) * | 1978-03-20 | 1978-03-20 | Fiat Spa | FUEL PRESSURE CONTROL VALVE SUPPLIED TO THE INJECTORS OF AN INTERNAL COMBUSTION ENGINE |
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 |
-
1983
- 1983-07-19 AT AT0264583A patent/AT385137B/en not_active IP Right Cessation
-
1984
- 1984-06-28 DE DE19843423784 patent/DE3423784A1/en not_active Withdrawn
- 1984-07-16 IT IT21910/84A patent/IT1176393B/en active
- 1984-07-18 GB GB08418286A patent/GB2143621B/en not_active Expired
- 1984-07-19 FR FR8411476A patent/FR2549567B1/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1288525A (en) * | 1970-06-01 | 1972-09-13 | ||
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 |
Also Published As
Publication number | Publication date |
---|---|
GB2143621B (en) | 1986-11-12 |
ATA264583A (en) | 1987-07-15 |
DE3423784A1 (en) | 1985-01-31 |
IT8421910A0 (en) | 1984-07-16 |
IT8421910A1 (en) | 1986-01-16 |
IT1176393B (en) | 1987-08-18 |
GB8418286D0 (en) | 1984-08-22 |
FR2549567B1 (en) | 1987-07-24 |
FR2549567A1 (en) | 1985-01-25 |
GB2143621A (en) | 1985-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |