GB0327911D0 - Injection system operating with pressure intensification - Google Patents

Injection system operating with pressure intensification

Info

Publication number
GB0327911D0
GB0327911D0 GBGB0327911.4A GB0327911A GB0327911D0 GB 0327911 D0 GB0327911 D0 GB 0327911D0 GB 0327911 A GB0327911 A GB 0327911A GB 0327911 D0 GB0327911 D0 GB 0327911D0
Authority
GB
United Kingdom
Prior art keywords
injection system
system operating
pressure intensification
intensification
pressure
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.)
Granted
Application number
GBGB0327911.4A
Other versions
GB2394001B (en
GB2394001A (en
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.)
Daimler AG
Original Assignee
DaimlerChrysler 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
Priority claimed from DE10158951A external-priority patent/DE10158951A1/en
Application filed by DaimlerChrysler AG filed Critical DaimlerChrysler AG
Publication of GB0327911D0 publication Critical patent/GB0327911D0/en
Publication of GB2394001A publication Critical patent/GB2394001A/en
Application granted granted Critical
Publication of GB2394001B publication Critical patent/GB2394001B/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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/025—Hydraulically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
GB0327911A 2001-12-03 2002-11-25 Injection system operating with pressure intensification Expired - Fee Related GB2394001B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10158951A DE10158951A1 (en) 2001-12-03 2001-12-03 Fuel Injection system for IC engine, operates with pressure conversion, has connection from control chamber and admission chamber to return line passing via common valve connection
GB0227444A GB2384821B (en) 2001-12-03 2002-11-25 Injection system operating with pressure intensification

Publications (3)

Publication Number Publication Date
GB0327911D0 true GB0327911D0 (en) 2004-01-07
GB2394001A GB2394001A (en) 2004-04-14
GB2394001B GB2394001B (en) 2004-06-16

Family

ID=31995030

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0327911A Expired - Fee Related GB2394001B (en) 2001-12-03 2002-11-25 Injection system operating with pressure intensification
GB0327914A Expired - Fee Related GB2394002B (en) 2001-12-03 2002-11-25 Injection system operating with pressure intensification

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0327914A Expired - Fee Related GB2394002B (en) 2001-12-03 2002-11-25 Injection system operating with pressure intensification

Country Status (1)

Country Link
GB (2) GB2394001B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2871197B1 (en) * 2004-06-04 2006-07-28 Renault V I Sa PUMP INJECTOR
DE102005030220A1 (en) * 2005-06-29 2007-01-04 Robert Bosch Gmbh Injector with switchable pressure intensifier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101628A (en) * 1975-01-24 1976-09-08 Diesel Kiki Co
DE19910970A1 (en) * 1999-03-12 2000-09-28 Bosch Gmbh Robert Fuel injector
DE19951005A1 (en) * 1999-10-22 2001-04-26 Bosch Gmbh Robert Fuel injection unit for motor vehicle engines ha valve unit with two valves operated by piezoactor via common hydraulic chamber
DE19952512A1 (en) * 1999-10-30 2001-05-10 Bosch Gmbh Robert Pressure booster and fuel injection system with a pressure booster
DE10063545C1 (en) * 2000-12-20 2002-08-01 Bosch Gmbh Robert Fuel injection system

Also Published As

Publication number Publication date
GB2394002B (en) 2004-06-16
GB2394002A (en) 2004-04-14
GB2394001B (en) 2004-06-16
GB2394001A (en) 2004-04-14
GB0327914D0 (en) 2004-01-07

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Legal Events

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

Effective date: 20161125