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JP2556831Y2 |
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JPH09303229A |
To increase a spill speed and improve a fuel finish characteristic, in a distribution type fuel injection device in which a low pressure fuel space is communicated with a high pressure space intermittently by a fuel injection control mec...
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JPH09287535A |
To retain remaining pressure in distribution passages uniformly per injection cycle regardless of the rotational speed of a plunger, avoid the fluctuation of an engine torque due to the dispersion of an injection amount, and prevent occu...
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JPH09273461A |
To effectively collect energy of spill fuel which is discarded conventionally. In a fuel injection pump, force feeding of fuel is finished when the fuel pressurized in a plunger chamber 5 is discharged from a spill port 7. In the vicinit...
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JPH09264181A |
To accurately detect an injection end time and to deal with the change of nozzle opening valve pressure after the passage of time in a diesel engine having a lift sensor in a fuel injection valve like a piezoelectric element sensor capab...
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JPH09256924A |
To obtain a high fuel pressure over a wide range from a low rotation to high rotation, by increasing overlapping of the drive timing to a fuel capacity decreasing direction of an operating piston and an auxiliary piston at low rotation t...
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JPH09250419A |
To prevent any damage of a pump housing by enlarging a regulating range of a fuel press-feeding timing without increasing a size of an injection pump. A timer housing 101 is made of aluminum and formed integrally with a pump housing 4. T...
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JP2655415B2 |
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JPH09242581A |
To prevent the generation of error of the fuel injection quantity by correcting a delay of control response of a spill valve in response to the angle of progress rotation in the case where engine speed is suddenly changed. A plunger pump...
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JPH09242566A |
To provide a distribution type fuel injection pump, in which opening area of a control port of a load sensing timer can be changed so as to improve the degree of freedom of the timer characteristic of the engine operation mode. Plural go...
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JPH09236027A |
To adjust a quantity increasing width of an injection quantity even in a fuel injection pump different in a characteristic by arranging a replaceable spacer to adjust a slidingly moving stroke of a governor slider, and changing a thickne...
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JPH09228876A |
To prevent smoke from being deteriorated as the quantity of injection at the same position of a control sleeve is increased by detecting timing for fuel injection and a period of fuel injection, correcting the control command value of a ...
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JPH09228915A |
To maintain durability of an injection pump by suppressing arm abnormal increase of forced feed fuel pressure (injection pressure) in a high pressure chamber, without accompaniment of output decrease due to decreasing of a fuel injection...
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JP2648331B2 |
Fuel injection pump for internal combustion engines with a control piston (13), adjustable as a function of the engine speed, with sensing element (14), a return spring (10) and an adjusting device, having a setting plug (3) which is mov...
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JP2637099B2 |
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JPH09203328A |
To improve responsiveness of injection timing at the time of low rotation while stabilizing injection timing at the time of high rotation, by proving in a passage in a timer piston, a variable orifice whose channel area is increased when...
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JPH09195879A |
To allow to regulate the fuel injection timing and the injection mode in the same cylinder, and to suppress more the highest pressure in the tube and the rise of the combustion temperature, by making different a fuel injection pump, and ...
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JP2633527B2 |
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JPH09189243A |
To provide an injection timing control method of a fuel injection pump capable of controlling the fuel injection timing even by a hydraulic control solenoid valve with low responsiveness. The voltage of a battery 44 to drive a hydraulic ...
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JPH09507282A |
PCT No. PCT/DE95/01289 Sec. 371 Date Jun. 12, 1996 Sec. 102(e) Date Jun. 12, 1996 PCT Filed Sep. 20, 1995 PCT Pub. No. WO96/12103 PCT Pub. Date Apr. 25, 1996A fuel injection pump is proposed, with an annular slide (20) that is displaceab...
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JPH09177569A |
To provide a timer device for fuel injection pump which can be satisfactorily operated under a low temperature. A timer device 5A for fuel injection pump which is provided on a fuel injection pump for reciprocating a plunger by the cam m...
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JPH09158809A |
To keep the smooth rotating operation of a distribution rotor. In a fuel injection pump, a distribution rotor 13 rotated in synchronization with an engine is supported on a cylinder 12. An electromagnetic spill valve 40 for interrupting ...
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JPH09151828A |
To hold the internal pressure of a fuel gallery appropriately regardless of temperature change by disposing a temperature compensating device provided with a pressure regulating valve with the valve opening pressure regulated according t...
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JPH09151772A |
To prevent increase of a fuel injection amount and deterioration of emission due to decrease of a nozzle valve opening pressure. In a split injection amount control means, a fuel injection valve 16 provided with a valve element action de...
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JP2615648B2 |
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JP2617716B2 |
An internal combusion engine fuel injection system having a reciprocating charge pump and a bidirectional flow, solenoid valve for precisely regulating the fuel injection timing by precisely regulating the intake charge quantity of fuel ...
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JPH09144620A |
To enable the slide of a peripheral surface of a movable part without generating a damage in relation to a casing hole. A movable part 3, which is supported inside of a casing hole 2, is provided, and the movable part has a flow-out port...
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JPH09144619A |
To improve the high-pressure resistance and the load resistance. A peripheral surface 9 of a movable part 3 is provided with at least one pressure compensating surface 19, which is connected to a high- pressure source, and the pressure c...
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JPH09137765A |
To automatically carry out measurement and setting of fuel injection timing. Moving quantity of an injection angle adjusting member to adjust injection timing of a fuel injection pump 1 to supply fuel to an engine 30 is detected by a det...
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JPH09137758A |
To automatically regulate a fuel injection rate to a desired demand injection rate correctly and easily by arranging an injection rate regulating member for regulating the injection rate of a fuel injection pump, and carrying out control...
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JP2612159B2 |
To forcibly cool a solenoid valve for controlling fuel injection timing in a distributor type fuel injection device. An electromagnetic coil of a solenoid valve 67 is disposed in an inner chamber 106 closed from the high pressure side. A...
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JP2609265B2 |
PCT No. PCT/DE87/00498 Sec. 371 Date Apr. 21, 1989 Sec. 102(e) Date Apr. 21, 1989 PCT Filed Nov. 6, 1987 PCT Pub. No. WO88/04726 PCT Pub. Date Jun. 30, 1988.A fuel injection pump for internal combustion engines comprising a pump plunger ...
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JP2609294B2 |
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JPH09126083A |
To properly hold a pressure in a fuel gallery chamber in spite of a temperature change by providing a temperature compensating device to regulate the opening of a communication passage according to temperature, a coupling part through wh...
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JPH09126081A |
To ensure stable operation of a hydraulic control valve by a method wherein the increase of a pressure in a timer low pressure chamber is not exerted on the back of the needle of a hydraulic control valve, in a device to regulate the inj...
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JP2604803B2 |
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JP2604841B2 |
PCT No. PCT/DE88/00311 Sec. 371 Date Jan. 25, 1989 Sec. 102(e) Date Jan. 25, 1989 PCT Filed May 28, 1988 PCT Pub. No. WO88/09870 PCT Pub. Date Dec. 15, 1988.A distributor fuel injection radial piston pump comprising a distributor piston ...
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JP2600877B2 |
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JPH09100938A |
To perform stable driving end action while carrying out the low heating action of a transistor by switching action. A first current control circuit 35 turns on a solenoid valve driving transistor 31 until a current detected by a current ...
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JP2531977Y2 |
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JPH0988633A |
To realize an optimum injection rate without putting an injection timing control valve in an on-duty state during the force-feed stroke of a plunger. A timer piston 33 can adjust the start timing of force-feed by a force-feed cam for fue...
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JPH0988636A |
To control fuel injection timing in a distributor type fuel injection pump for a diesel engine in such a way as to simultaneously satisfy the suppression of generation of smoke at the time of accelerating in a high rotation area and the ...
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JP2530718Y2 |
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JP2594523B2 |
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JPH0979100A |
To realize high pressure injection by reducing a cost in a compact constitution, and reducing exhaust emission, so as to fix injection timing regardless of change of an engine speed or the like, in a fuel injection pump which delivers fu...
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JPH0979049A |
To realize a fuel injection timing control device for a diesel engine which can sufficiently advance fuel injection timing when the engine is started. A device comprises a fuel injection pump 9 forcedly feeding fuel according to rotation...
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JPH0979102A |
To reduce the substantial dead volume, and reduce a noise in a fuel injection pump to introduce fuel to an actuating chamber through a passage of a rotor by opening and closing communication between an inflow-outflow port of the rotor an...
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JPH0979048A |
To suppress fine dispersion of a fuel injection amount by preventing position deflection of a spill ring caused by resonance of vibration transmitted to a governor. A lower end of a control lever 6, made positioning by an accelerator ope...
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JPH0979101A |
To prevent the deterioration of exhaust emission at transitional operation time, and enhance operability by communicating an elastic chamber whose volume expands and contracts in response to driving reaction to the delay angle side in a ...
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JP2591772B2 |
A fuel injection arrangement for internal combustion engines, particularly for diesel engines, is indicated, in which the fuel injection is divided into an advance injection and a main injection for the purpose of noise reduction. An adv...
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