GB2320292B - Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check - Google Patents
Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated checkInfo
- Publication number
- GB2320292B GB2320292B GB9801389A GB9801389A GB2320292B GB 2320292 B GB2320292 B GB 2320292B GB 9801389 A GB9801389 A GB 9801389A GB 9801389 A GB9801389 A GB 9801389A GB 2320292 B GB2320292 B GB 2320292B
- Authority
- GB
- United Kingdom
- Prior art keywords
- electronically
- direct
- storage chamber
- injector system
- operated check
- 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
Links
- 239000012530 fluid Substances 0.000 title 2
- 238000002347 injection Methods 0.000 title 1
- 239000007924 injection Substances 0.000 title 1
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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
-
- 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
- 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
-
- 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
- F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
-
- 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
- F02M59/102—Mechanical drive, e.g. tappets or cams
-
- 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
- F02M59/366—Valves being actuated electrically
-
- 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
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/0049—Combined valve units, e.g. for controlling pumping chamber and injection valve
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0059—Arrangements of valve actuators
- F02M63/0061—Single actuator acting on two or more valve bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24250194A | 1994-05-13 | 1994-05-13 | |
GB9506193A GB2289313B (en) | 1994-05-13 | 1995-03-27 | Fluid injector system |
Publications (4)
Publication Number | Publication Date |
---|---|
GB9801389D0 GB9801389D0 (en) | 1998-03-18 |
GB2320292A GB2320292A (en) | 1998-06-17 |
GB2320292A8 GB2320292A8 (en) | 1998-07-08 |
GB2320292B true GB2320292B (en) | 1998-09-30 |
Family
ID=26306754
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9801383A Expired - Fee Related GB2320290B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
GB9801389A Expired - Fee Related GB2320292B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
GB9801387A Expired - Fee Related GB2320291B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizale fluid storage chamber and direct-operated check |
GB9801379A Expired - Fee Related GB2320289B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
GB9801375A Expired - Fee Related GB2320288B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9801383A Expired - Fee Related GB2320290B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9801387A Expired - Fee Related GB2320291B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizale fluid storage chamber and direct-operated check |
GB9801379A Expired - Fee Related GB2320289B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
GB9801375A Expired - Fee Related GB2320288B (en) | 1994-05-13 | 1995-03-27 | Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check |
Country Status (1)
Country | Link |
---|---|
GB (5) | GB2320290B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5934559A (en) * | 1997-11-03 | 1999-08-10 | Caterpillar Inc., | Electronic fuel injector with internal single-pole solenoid and center flow post |
US5947380A (en) * | 1997-11-03 | 1999-09-07 | Caterpillar Inc. | Fuel injector utilizing flat-seat poppet valves |
US5971300A (en) * | 1997-11-04 | 1999-10-26 | Caterpillar, Inc. | Fuel injector employing center fuel flow and pressure-assisted check closing |
DE19839581A1 (en) * | 1997-11-04 | 1999-05-06 | Lucas Ind Plc | Fuel injector |
GB9820237D0 (en) | 1998-09-18 | 1998-11-11 | Lucas Ind Plc | Fuel injector |
GB9920352D0 (en) | 1999-08-28 | 1999-11-03 | Lucas Ind Plc | Fuel injector |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4211202A (en) * | 1977-09-21 | 1980-07-08 | Daimler-Benz Aktiengesellschaft | Pump nozzle for air-compressing injection internal combustion engine |
EP0174718A1 (en) * | 1984-08-06 | 1986-03-19 | General Motors Corporation | Electromagnetic unit fuel injector |
EP0269289A2 (en) * | 1986-11-28 | 1988-06-01 | Diesel Technology Corporation | Diesel unit fuel injector with spill assist injection needle valve closure |
EP0675282A1 (en) * | 1994-03-03 | 1995-10-04 | Lucas Industries Public Limited Company | Fuel systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4129256A (en) * | 1977-09-12 | 1978-12-12 | General Motors Corporation | Electromagnetic unit fuel injector |
US4538576A (en) * | 1983-07-21 | 1985-09-03 | Allied Corporation | Diesel fuel injector with double dump configuration |
US4572433A (en) * | 1984-08-20 | 1986-02-25 | General Motors Corporation | Electromagnetic unit fuel injector |
JPH0759919B2 (en) * | 1986-04-04 | 1995-06-28 | 日本電装株式会社 | Fuel injection controller for diesel engine |
-
1995
- 1995-03-27 GB GB9801383A patent/GB2320290B/en not_active Expired - Fee Related
- 1995-03-27 GB GB9801389A patent/GB2320292B/en not_active Expired - Fee Related
- 1995-03-27 GB GB9801387A patent/GB2320291B/en not_active Expired - Fee Related
- 1995-03-27 GB GB9801379A patent/GB2320289B/en not_active Expired - Fee Related
- 1995-03-27 GB GB9801375A patent/GB2320288B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4211202A (en) * | 1977-09-21 | 1980-07-08 | Daimler-Benz Aktiengesellschaft | Pump nozzle for air-compressing injection internal combustion engine |
EP0174718A1 (en) * | 1984-08-06 | 1986-03-19 | General Motors Corporation | Electromagnetic unit fuel injector |
EP0269289A2 (en) * | 1986-11-28 | 1988-06-01 | Diesel Technology Corporation | Diesel unit fuel injector with spill assist injection needle valve closure |
EP0675282A1 (en) * | 1994-03-03 | 1995-10-04 | Lucas Industries Public Limited Company | Fuel systems |
Also Published As
Publication number | Publication date |
---|---|
GB2320288A (en) | 1998-06-17 |
GB2320289A (en) | 1998-06-17 |
GB2320291B (en) | 1998-09-30 |
GB9801375D0 (en) | 1998-03-18 |
GB2320292A (en) | 1998-06-17 |
GB9801389D0 (en) | 1998-03-18 |
GB9801379D0 (en) | 1998-03-18 |
GB2320290B (en) | 1998-09-30 |
GB2320289B (en) | 1998-09-30 |
GB2320290A (en) | 1998-06-17 |
GB2320292A8 (en) | 1998-07-08 |
GB9801387D0 (en) | 1998-03-18 |
GB2320288B (en) | 1998-09-30 |
GB9801383D0 (en) | 1998-03-18 |
GB2320291A (en) | 1998-06-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20100327 |