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GB2187539B - Device for maintaining substantially constant the pressure of a liquid in a hydraulic circuit,in particular, a fuel circuit of a fuel injection system of an i - Google Patents

Device for maintaining substantially constant the pressure of a liquid in a hydraulic circuit,in particular, a fuel circuit of a fuel injection system of an i

Info

Publication number
GB2187539B
GB2187539B GB8704802A GB8704802A GB2187539B GB 2187539 B GB2187539 B GB 2187539B GB 8704802 A GB8704802 A GB 8704802A GB 8704802 A GB8704802 A GB 8704802A GB 2187539 B GB2187539 B GB 2187539B
Authority
GB
United Kingdom
Prior art keywords
circuit
fuel
liquid
pressure
substantially constant
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB8704802A
Other versions
GB2187539A (en
GB8704802D0 (en
Inventor
Roberto De Concini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weber SRL
Original Assignee
Weber SRL
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 Weber SRL filed Critical Weber SRL
Publication of GB8704802D0 publication Critical patent/GB8704802D0/en
Publication of GB2187539A publication Critical patent/GB2187539A/en
Application granted granted Critical
Publication of GB2187539B publication Critical patent/GB2187539B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/54—Arrangement of fuel pressure regulators
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fuel-Injection Apparatus (AREA)
GB8704802A 1986-03-04 1987-03-02 Device for maintaining substantially constant the pressure of a liquid in a hydraulic circuit,in particular, a fuel circuit of a fuel injection system of an i Expired - Fee Related GB2187539B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5306486U IT207880Z2 (en) 1986-03-04 1986-03-04 DEVICE SUITABLE FOR MAINTAINING THE PRESSURE OF A LIQUID IN A HYDRAULIC CIRCUIT, IN PARTICULAR IN THE CIRCUIT OF A FUEL INJECTION SYSTEM FOR A COMBUSTION ENGINE IN TERNA

Publications (3)

Publication Number Publication Date
GB8704802D0 GB8704802D0 (en) 1987-04-08
GB2187539A GB2187539A (en) 1987-09-09
GB2187539B true GB2187539B (en) 1990-01-10

Family

ID=11279667

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8704802A Expired - Fee Related GB2187539B (en) 1986-03-04 1987-03-02 Device for maintaining substantially constant the pressure of a liquid in a hydraulic circuit,in particular, a fuel circuit of a fuel injection system of an i

Country Status (4)

Country Link
DE (1) DE8703065U1 (en)
FR (1) FR2595413B3 (en)
GB (1) GB2187539B (en)
IT (1) IT207880Z2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1223939B (en) * 1988-11-25 1990-09-29 Weber Srl PRESSURE REGULATOR FOR THE FUEL CIRCUIT OF A FUEL SYSTEM OF AN INTERNAL COMBUSTION ENGINE
DE4119431C2 (en) * 1991-06-13 1994-05-19 Brumme Kg Effbe Werk Pressure regulator
DE4409133A1 (en) * 1994-03-17 1995-09-21 Bosch Gmbh Robert Pressure control valve
US20090056817A1 (en) * 2007-08-30 2009-03-05 Almaraz Jose L Fuel pressure regulator for vehicle

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1129220A (en) * 1965-08-11 1968-10-02 Messer Griesheim Gmbh Improvements in or relating to valves having spherical closure members
GB1186970A (en) * 1967-09-14 1970-04-08 Bosch Gmbh Robert Improvements in Pressure-Regulating Valves.
GB1196585A (en) * 1966-08-31 1970-07-01 United Gas Industries Ltd Mountings for Valve Closure Members
GB1231763A (en) * 1970-01-22 1971-05-12
GB1532215A (en) * 1974-11-16 1978-11-15 Lucas Electrical Ltd Pressure regulating valve
GB2013838A (en) * 1978-02-07 1979-08-15 Weber Italiana Carburatori Pressure regulator for injection systems for internal combustion engines
GB2017264A (en) * 1978-03-20 1979-10-03 Fiat Ricerche Valve

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1129220A (en) * 1965-08-11 1968-10-02 Messer Griesheim Gmbh Improvements in or relating to valves having spherical closure members
GB1196585A (en) * 1966-08-31 1970-07-01 United Gas Industries Ltd Mountings for Valve Closure Members
GB1186970A (en) * 1967-09-14 1970-04-08 Bosch Gmbh Robert Improvements in Pressure-Regulating Valves.
GB1231763A (en) * 1970-01-22 1971-05-12
GB1532215A (en) * 1974-11-16 1978-11-15 Lucas Electrical Ltd Pressure regulating valve
GB2013838A (en) * 1978-02-07 1979-08-15 Weber Italiana Carburatori Pressure regulator for injection systems for internal combustion engines
GB2017264A (en) * 1978-03-20 1979-10-03 Fiat Ricerche Valve

Also Published As

Publication number Publication date
IT207880Z2 (en) 1988-02-22
DE8703065U1 (en) 1987-05-27
IT8653064V0 (en) 1986-03-04
FR2595413A3 (en) 1987-09-11
FR2595413B3 (en) 1988-07-08
GB2187539A (en) 1987-09-09
GB8704802D0 (en) 1987-04-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930302