WO2005064147A1 - 燃料供給装置 - Google Patents
燃料供給装置 Download PDFInfo
- Publication number
- WO2005064147A1 WO2005064147A1 PCT/JP2004/019746 JP2004019746W WO2005064147A1 WO 2005064147 A1 WO2005064147 A1 WO 2005064147A1 JP 2004019746 W JP2004019746 W JP 2004019746W WO 2005064147 A1 WO2005064147 A1 WO 2005064147A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel
- pressure
- valve
- pump
- cylinder
- Prior art date
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
- F02M59/44—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
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0023—Valves in the fuel supply and return system
- F02M37/0029—Pressure regulator in the low pressure fuel system
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
-
- 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
-
- 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
-
- 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
-
- 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
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
Definitions
- the present invention relates to a fuel supply device for supplying fuel to an internal combustion engine. 5 Background technology
- the common rail type fuel supply system • Pumps the fuel in the fuel tank with a low-pressure fuel pump such as a feed pump, and stores the fuel in the common rail at a high pressure using a high-pressure fuel pump. The fuel is injected and supplied into the cylinder of the internal combustion engine using a fuel injection valve. .
- the high-pressure fuel pump used for such a purpose has a drive shaft driven by the internal combustion engine, and is driven by a large power of the internal combustion engine to increase the pressure of the fuel.
- a low-pressure fuel pump for the common rail system was used as a lubricating oil for operating the high-pressure fuel pump.
- a fuel chamber pressure regulating valve is provided. This pressure regulating valve acts as a pressure regulating valve to maintain an appropriate pressure in the fuel chamber. When the engine is started, sufficient pressure for fuel injection is provided.
- There is no known fuel supply device that ensures good startability by preventing fuel from being supplied to the lubricating oil line until it is generated in the chamber Japanese Patent Application Laid-Open No. 2002-32228).
- An object of the present invention is to provide a fuel capable of solving the above-described problems in the prior art. It is to provide a supply device.
- An object of the present invention is to provide a fuel supply device capable of performing a fuel pressure control operation without any trouble even when a back pressure is generated in a lubricating oil line. Disclosure of the invention
- a pump for pressurizing and supplying the supplied fuel, and a fuel pressure regulating valve provided on the fuel outlet side of the pump for regulating the pressure of the supplied fuel from the pump to a predetermined pressure are provided.
- a fuel take-off valve having a valve opening pressure smaller than that of the fuel pressure regulating valve is provided on the fuel outlet side in order to obtain lubricating fuel; at least the back pressure of the valve piston of the fuel pressure regulating valve-
- a fuel supply device characterized in that the pressure is maintained at the low pressure side of the pump.
- a pump for pressurizing and supplying the supplied fuel and a fuel outlet side of the pump for regulating the pressure of the supplied fuel from the pump to a predetermined pressure are provided.
- a fuel supply device characterized in that the back pressure of each valve piston of the pressure regulating valve is maintained at the pressure on the fuel low pressure side of the pump.
- FIG. 1 is a configuration diagram showing one embodiment of a fuel supply device according to the present invention.
- FIG. 2 is a cross-sectional view of the fuel control device shown in FIG.
- FIG. 3 is a sectional view showing another embodiment of the fuel adjusting device shown in FIG. 1.
- FIG. 1 is a configuration diagram showing one embodiment of a fuel supply device according to the present invention.
- Fuel supply In the supply device 1 reference numeral 101 denotes a common rail, and 102 denotes a high-pressure pump that supplies high-pressure fuel to the common rail 101.
- the fuel F in the fuel tank 2 is pressurized by the low pressure pump 3, and the pressurized fuel is supplied to the high pressure pump 102 as described later.
- a fuel supply path 5 having a filter 4 is provided between the fuel inlet port 3 A of the low-pressure pump 3 and the fuel tank 2, and the fuel from which dust or the like has been removed by the filter 4 passes through the fuel supply path 5.
- Reference numeral 6 denotes a manual pump used to manually feed fuel into the low-pressure pump 3 when air has entered the low-pressure system line due to filter replacement or the like.
- the low-pressure fuel supplied from the low-pressure pump 3 is supplied to the high-pressure pump 102 between the outlet port 3B on the fuel outlet side of the low-pressure pump 3 and the suction port 102A of the high-pressure pump 102.
- a fuel supply path 7 for supplying is provided.
- the fuel supply path 7 is provided with a filter 8 for removing debris in the fuel sent from the low-pressure pump 3 and a proportional solenoid valve for controlling the flow rate of the low-pressure fuel supplied to the high-pressure pump 102.
- a control valve 9 configured with the use.
- the low-pressure fuel whose flow rate is controlled by the control valve 9 is supplied from the suction port 102A of the high-pressure pump 102A to the cylinder chamber 102B via the check valve 110.
- the control valve 9 is controlled by a control unit (not shown), and the flow rate of the low-pressure fuel is controlled so that the rail pressure in the common rail 101 becomes a given target rail pressure.
- a fuel adjusting device 11 is connected to the fuel supply path 7.
- the pressure receiving ports 51 A and 61 A of the fuel control device 11 are connected to the fuel supply line 7 between the filter 8 and the control valve 9 by piping 12. Have been. 'When the pressure of the low-pressure fuel at the pressure receiving port 51 A exceeds a predetermined level, the fuel adjusting device 11 causes the low-pressure fuel to overflow from the overflow port 51 B, whereby the control valve 9 is turned on. The operation is such that the pressure of the low-pressure fuel on the mouth side is maintained at a substantially predetermined constant pressure.
- the overflow low-pressure fuel from the overflow port 51 B is returned to the fuel tank 2 through the drain pipe 13.
- the fuel adjusting device 11 further has a take-out port 61B for taking out the fuel sent from the low-pressure pump 3 to the pressure receiving port 61A as lubricating oil, and is taken out from the take-out port 61B.
- the fuel thus fed is passed through a lubricating oil line 15 provided with an orifice means 14 of an appropriate configuration, into the cam chamber 102 C of the high-pressure pump 102, and this fuel is supplied to the high-pressure pump 102. It has become useful as a lubricating oil.
- 51 C and 61 C are drain ports.
- the low-pressure fuel adjusted to a predetermined pressure by the fuel supply device 1 is metered and sent to the high-pressure pump 102.
- the high-pressure fuel generated by pressurization in the cylinder chamber 102 B flows from the discharge port 102 D of the high-pressure pump 102 through the check valve 19 and the high-pressure pipe 20 to the common rail 101. Sent to
- FIG. 2 is a cross-sectional view of the fuel conditioner 11 shown in FIG.
- the fuel control device 11 uses two sets of cylinders and pistons to adjust the fuel pressure on the fuel inlet side of the control valve 9 and take out fuel to the lubricating oil line 15 without mutual influence. It is configured to be able to.
- reference numeral 50 denotes a pressure adjusting valve for adjusting the fuel pressure on the fuel inlet side of the control valve 9.
- a valve piston 52 is slidably accommodated in a cylinder 51, and the valve piston 52 is directed toward a pressure receiving port 51A of the cylinder 51 by an elastic urging mechanism 53.
- the resilient urging mechanism 53 is configured using a coil spring, but is not limited to this, and a known appropriate member can be used.
- An overflow port 51B opened and closed by a valve piston 52 is formed on the side wall of the cylinder 51, and the fuel pressure in the pipe 12 connected to the pressure receiving port 51A is formed.
- the valve piston 52 opens the overflow port 51B, the fuel in the pipe 12 escapes to the drain pipe 13 via the overflow port 51B.
- An operation for maintaining the inlet pressure at a predetermined pressure is performed.
- the overflow port 51B blocked by the outer peripheral surface of the valve piston 52 is released, and the fuel from the pipe 12 is drained. 1 3 to the pressure receiving port 51 A
- the fuel pressure in the system When the fuel pressure at the pressure receiving port 51A decreases in this way, the overflow port 51B is closed again by the outer peripheral surface of the valve piston 52, and the fuel pressure increases.
- the valve piston 52 is positioned in response to the fuel pressure of the pressure receiving port 51A, and by opening and closing the overflow port 51B, the fuel pressure of the pressure receiving port 51A is maintained at a predetermined level. The pressure is adjusted to be maintained.
- the valve piston 52 of the pressure regulating valve 50 is a hollow body with its rear end (elastic biasing mechanism 53 side) open, and when the fuel pressure at the pressure receiving port 51 A is almost zero, A communication hole 52B for communicating the port 51B with the hollow portion 52A of the valve piston 52 is provided in the valve piston 52.
- the cylinder 51 is provided with a drain port 51C for removing the back pressure of the valve piston 52, and the port 51B is connected to the hollow portion 52A by the communication hole 52B.
- the drain port 51C and the port 51B communicate with each other.
- Numeral 60 denotes a fuel take-off valve for enabling the fuel for lubrication to be taken out from the lubricating oil line 15.
- the fuel takeoff valve 60 has a valve piston 62 slidably housed in a cylinder 61, and the valve piston 62 is moved by a resilient urging mechanism 63 to the pressure receiving port 6 of the cylinder 61. It is being fired towards 1A.
- Valve Biston 62 is also open at the rear end (on the side of the spring biasing mechanism 63).
- the resilient urging mechanism 63 is configured using a coil spring, but is not limited to this, and a known appropriate member can be used.
- a take-out port 61 B for taking out fuel which is opened and closed by a valve piston 62, is formed in a side wall portion of the cylinder 61.
- the fuel in the pipe 12 connected to the pressure receiving port 61A is led into the valve piston 62 through the orifice 12A.
- the valve piston 62 responds to the introduced fuel pressure, and when the valve piston 62 opens the port 61B, a part of the fuel in the pipe 122 is sent to the lubricating oil line 150, The fuel is supplied to the lubricating oil line 15 as lubricating oil.
- the cylinder 61 is provided with a drain port 61C for removing the back pressure of the valve piston 62, and the drain port 61C is connected to the drain port 51 of the pressure regulating valve 50 by a communication passage 70. Connected to C. And the drain port 5 1 C Is connected to the drain pipe 13 via the communication hole 52B and the port 51B, so that the pressure on the back of the valve piston 52 and the valve piston 62 always becomes the fuel low pressure part. It is almost equal to the pressure in tank 2. As a result, both the valve pistons 52 and 62 can operate smoothly in response to the fuel pressure of the corresponding pressure receiving ports 51A and 61A.
- the resilience of the resilience biasing mechanism 63 of the fuel removal valve 60 is set smaller than that of the resilience biasing mechanism 53 of the pressure regulating valve 50, and the pressure of the pressure receiving port 61 A When the fuel pressure reaches the fuel pressure required for starting to start, the discharge port 61B is opened, and fuel is supplied from the pipe 12 to the lubricating oil line 15 as lubricating oil.
- the required pressure adjusting operation is performed by the pressure adjusting valve 50, while the lubricating oil is independently controlled by the fuel extracting valve 60. Since the supply is performed, for example, even when the pressure rises in the lubricating oil line 15, the required fuel pressure adjusting operation by the pressure regulating valve 50 is reliably performed without being affected by the increase.
- FIG. 3 is a cross-sectional view showing another embodiment of the fuel adjusting device 11 shown in FIG.
- the fuel adjusting device 110 shown in FIG. 3 includes a pressure adjusting valve 500 and a fuel extracting valve 600.
- the pressure regulating valve 500 differs from the pressure regulating valve 50 shown in FIG. 2 only in that the drain port 51 C is not provided.
- the fuel takeoff valve 600 differs from the fuel takeoff valve 60 shown in FIG. 2 only in that a communication hole 62B is provided in the valve biston 62 instead of the drain port 61C. Only. Therefore, the communication passage 70 is not provided in the configuration of FIG. Fig. 3 In these parts, the parts corresponding to the parts in FIG. 2 are denoted by the same reference numerals, and their description is omitted.
- the fuel supply device according to the present invention is useful for improving the fuel supply device by taking out the fuel for lubrication without hindering the pressure regulation operation of the supplied fuel.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/584,416 US20070272212A1 (en) | 2003-12-26 | 2004-12-24 | Fuel Supply Device |
EP04808096A EP1707795A4 (en) | 2003-12-26 | 2004-12-24 | FUEL SUPPLY DEVICE |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003432549A JP2005188432A (ja) | 2003-12-26 | 2003-12-26 | 燃料供給装置 |
JP2003-432549 | 2003-12-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005064147A1 true WO2005064147A1 (ja) | 2005-07-14 |
Family
ID=34736479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/019746 WO2005064147A1 (ja) | 2003-12-26 | 2004-12-24 | 燃料供給装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070272212A1 (ja) |
EP (1) | EP1707795A4 (ja) |
JP (1) | JP2005188432A (ja) |
KR (1) | KR20060101782A (ja) |
CN (1) | CN1902396A (ja) |
WO (1) | WO2005064147A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008144651A (ja) * | 2006-12-08 | 2008-06-26 | Bosch Corp | 圧力制御弁及び燃料供給用ポンプ |
ATE487053T1 (de) | 2008-03-04 | 2010-11-15 | Magneti Marelli Spa | Common rail direkteinspritzanordnung mit einem absperrventil zur steuerung der förderung einer hochdruckkraftstoffpumpe |
US20170045005A9 (en) * | 2008-08-29 | 2017-02-16 | Delphi International Operations Luxembourg, S.A.R.L. | Fuel pressure regulation system |
IT1392190B1 (it) * | 2008-12-12 | 2012-02-22 | Bosch Gmbh Robert | Valvola di sovra-pressione per un impianto di alimentazione di combustibile e impianto di alimentazione di combustibile comprendente tale valvola di sovrapressione |
US9316187B2 (en) * | 2011-01-18 | 2016-04-19 | Carter Fuel Systems, Llc | Diesel fuel system with advanced priming |
ITMI20110582A1 (it) * | 2011-04-08 | 2012-10-09 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, da un serbatoio di contenimento ad un motore a combustione interna |
CN104411554B (zh) | 2012-06-27 | 2017-02-22 | 丰田自动车株式会社 | 车辆的控制装置 |
ITMI20130066A1 (it) * | 2013-01-18 | 2014-07-19 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, da un serbatoio di contenimento ad un motore a combustione interna |
CN105673283A (zh) * | 2016-01-28 | 2016-06-15 | 山东康达精密机械制造有限公司 | 一种直列分配式电控喷油泵用低压油腔压力增加装置 |
CN108266369B (zh) * | 2017-01-04 | 2021-03-05 | 罗伯特·博世有限公司 | 高压泵 |
Citations (6)
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JPS5134938U (ja) * | 1974-09-07 | 1976-03-15 | ||
JPS61122468U (ja) * | 1985-01-18 | 1986-08-01 | ||
JPS62147774U (ja) * | 1986-03-13 | 1987-09-18 | ||
JPH11325285A (ja) * | 1998-05-11 | 1999-11-26 | Hirose Valve Kogyo Kk | 直動形リリーフバルブ |
JP2000214932A (ja) * | 1999-01-27 | 2000-08-04 | Yanmar Diesel Engine Co Ltd | 圧力調整弁 |
JP2002322968A (ja) * | 2001-04-26 | 2002-11-08 | Denso Corp | 燃料供給装置 |
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CH674243A5 (ja) * | 1987-07-08 | 1990-05-15 | Dereco Dieselmotoren Forschung | |
JP3842331B2 (ja) * | 1995-05-26 | 2006-11-08 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関の燃料供給のための燃料供給装置及び内燃機関を運転する方法 |
DE19548278B4 (de) * | 1995-12-22 | 2007-09-13 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine |
DE19549108A1 (de) * | 1995-12-29 | 1997-07-03 | Bosch Gmbh Robert | System zur Kraftstoffhochdruckerzeugung für ein in Brennkraftmaschinen eingesetztes Kraftstoffeinspritzsystem |
DE19612412B4 (de) * | 1996-03-28 | 2006-07-06 | Siemens Ag | Regelung für ein Druckfluid-Versorgungssystem, insbesondere für den Hochdruck in einem Kraftstoff-Einspritzsystem |
DE19618707C2 (de) * | 1996-05-09 | 1998-12-17 | Siemens Ag | Verfahren und Vorrichtung zur Regelung eines Kraftstoffvolumenstromes |
DE19757655C2 (de) * | 1997-12-23 | 2002-09-26 | Siemens Ag | Verfahren und Vorrichtung zur Funktionsüberwachung eines Drucksensors |
DE19846157A1 (de) * | 1998-10-07 | 2000-04-13 | Bosch Gmbh Robert | Pumpenanordnung zur Kraftstoffhochdruckerzeugung |
DE19900562C2 (de) * | 1999-01-09 | 2000-11-16 | Bosch Gmbh Robert | Common-Rail-System |
IT1310754B1 (it) * | 1999-11-30 | 2002-02-22 | Elasis Sistema Ricerca Fiat | Sistema di valvole per il controllo della pressione di ingresso di unliquido in una pompa ad alta pressione, e relativa valvola di |
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DE10057786A1 (de) * | 2000-11-22 | 2002-06-06 | Siemens Ag | Einspritzsystem für eine Brennkraftmaschine und Verfahren zum Regeln und/oder Entlüften eines solchen Einspritzsystems |
DE10153185A1 (de) * | 2001-10-27 | 2003-05-15 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage mit verbesserter Fördermengenregelung |
DE10205187A1 (de) * | 2002-02-08 | 2003-08-21 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
FR2844304B1 (fr) * | 2002-09-10 | 2004-12-10 | Airbus France | Couche acoustiquement resistive pour panneau d'attenuation acoustique, panneau utilisant une telle couche |
US6755625B2 (en) * | 2002-10-07 | 2004-06-29 | Robert H. Breeden | Inlet throttle valve |
DE10247564A1 (de) * | 2002-10-11 | 2004-04-22 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Common-Rail-Kraftstoffeinspritzsystems für Brennkraftmaschinen |
-
2003
- 2003-12-26 JP JP2003432549A patent/JP2005188432A/ja active Pending
-
2004
- 2004-12-24 US US10/584,416 patent/US20070272212A1/en not_active Abandoned
- 2004-12-24 KR KR1020067012742A patent/KR20060101782A/ko not_active Application Discontinuation
- 2004-12-24 CN CNA2004800391495A patent/CN1902396A/zh active Pending
- 2004-12-24 WO PCT/JP2004/019746 patent/WO2005064147A1/ja not_active Application Discontinuation
- 2004-12-24 EP EP04808096A patent/EP1707795A4/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5134938U (ja) * | 1974-09-07 | 1976-03-15 | ||
JPS61122468U (ja) * | 1985-01-18 | 1986-08-01 | ||
JPS62147774U (ja) * | 1986-03-13 | 1987-09-18 | ||
JPH11325285A (ja) * | 1998-05-11 | 1999-11-26 | Hirose Valve Kogyo Kk | 直動形リリーフバルブ |
JP2000214932A (ja) * | 1999-01-27 | 2000-08-04 | Yanmar Diesel Engine Co Ltd | 圧力調整弁 |
JP2002322968A (ja) * | 2001-04-26 | 2002-11-08 | Denso Corp | 燃料供給装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1707795A4 * |
Also Published As
Publication number | Publication date |
---|---|
KR20060101782A (ko) | 2006-09-26 |
CN1902396A (zh) | 2007-01-24 |
JP2005188432A (ja) | 2005-07-14 |
EP1707795A1 (en) | 2006-10-04 |
EP1707795A4 (en) | 2007-04-04 |
US20070272212A1 (en) | 2007-11-29 |
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