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JPH08254153A |
PURPOSE: To carry out the highly accurate control of an injection quantity by correcting target spill valve opening time based on a deviation between actual spill valve closing time and target spill valve closing time, and thereby absorb...
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JPH08254149A |
PURPOSE: To facilitate the accurate control of fuel injection quantity by detecting the pressure of fuel pressurized through a plunger when abnormality occurs in a rotary angle pulse generating means, and controlling the valve opening of...
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JPH08254150A |
PURPOSE: To improve the control accuracy of a fuel injection quantity in the failed state of a rotary angle pulse by comparing the actual number of engine revolutions with the target number of revolutions, and correcting the opening and ...
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JPH08254138A |
PURPOSE: To severally prevent the occurrence of smoke and decrease in the number of cranking revolutions at the time of start by setting up timing for opening and closing an electromagnetic spill valve based on a specified pulse which is...
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JPH08246978A |
PURPOSE: To prevent the occurrence of defective slide and the stick of a plunger without exercising an influence on slide of the plunger even when the plungers are collided with each other. CONSTITUTION: In an inner surface cam type inje...
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JPH08246977A |
PURPOSE: To perform further precise control of an injection amount of fuel and an injection timing. CONSTITUTION: A rotation angle sensor 120 is provided with a sensor body 123, containing a magnet 121 and a coil 122, and a magnetic flux...
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JPH08246937A |
PURPOSE: To prevent worsening of an exhaust gas composition and lowering of fuel consumption by a method wherein when a fuel injection amount exceeds a reference range during control of the number of idling revolutions, an injection time...
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JPH08240165A |
PURPOSE: To prevent excessive deflection of a timer piston by certainly closing the fuel passage when a reaction force is applied to a drive cam from a follower can without causing drop of the durability and responsiveness of an opening/...
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JPH08232686A |
PURPOSE: To maintain a fuel injection amount in a desired amount without being influenced by a fuel temperature, in a fuel injection pump used in an internal combustion engine. CONSTITUTION: Conventionally, a solenoid spill valve is turn...
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JPH08232794A |
PURPOSE: To enable an engine to quickly stop after stopping fuel supply thereto as well as to increase a fuel sucking quantity into a pressure chamber. CONSTITUTION: Two fuel sucking holes 32 for communicating a communicating part 21 for...
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JPH08232851A |
PURPOSE: To prevent damage of bellows at the time of assembling of an axial tilting plate type fuel pump. CONSTITUTION: A plurality of bellows housing holes 25 are formed around a center line of a pump housing 12. Bellows 26 composing a ...
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JPH08232849A |
PURPOSE: To inexpensively and surely fix and seal a base end of bellows by fixing a flange from which a boss having a diameter smaller than an effective diameter of the bellows is projected on the base end of the bellows. CONSTITUTION: A...
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JPH08226359A |
To provide a fuel pumping device capable of reducing the possibility of burning caused by the reduction of an operation gap generated by the increase of fuel pressure during high-speed rotation. A fuel pumping device is provided with a p...
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JP2528092B2 |
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JPH08218966A |
PURPOSE: To prevent increase in friction due to expansion of a distribution rotor by forming a plurality of communication ports connecting a combustion chamber and an outer circumferential face side of the distribution rotor together in ...
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JPH08218965A |
PURPOSE: To vary a fuel injection rate in every injection by arranging a controlling means which controls a motor generator means according to a fuel injection rate so as to change a rotational speed of a diesel engine and changing the r...
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JPH08218902A |
PURPOSE: To securely stop the fuel injection at the time of stopping the fuel injection by closing a fuel cut valve when the fuel injection period detecting signal is outputted during the operation for cutting electrifying. CONSTITUTION:...
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JPH08218977A |
PURPOSE: To reduce pressure difference between a high pressure side and an energizing means side in a low pressure chamber putting a locking part therebetween by including a communicating part for communicating with the high pressure sid...
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JP2525363B2 |
A fuel injection pump for internal combustion engines which has an rpm-proportional injection onset adjusting device, a pressure control valve controlling the supply pressure (phd f), a cold-start acceleration device having a pressure va...
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JP2525362B2 |
A fuel injection pump for internal combustion engines is described, which for controlling fuel quantity is provided with control unit that controls an electric final control element, which in turn actuates the regulating member that dete...
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JPH08210213A |
To supply fuel of either comparatively high pressure or of low pressure, and provide a fuel system which is comparatively simple and has a usable form. A fuel system for use in supplying fuel to an injection nozzle 28 is disclosed. The s...
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JPH08210154A |
To avoid nonconforming pressure actions generated from a working chamber through a control spool so as to avoid unstable position of an injection regulation piston. A pressure discharging chamber 122 is arranged between a pressure chambe...
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JPH08210172A |
PURPOSE: To correct dispersion between cylinders only by adding one nozzle lift sensor by utilizing a slippage amount between the ignition timing of a reference cylinder which is a cylinder with a nozzle lift sensor and the ignition timi...
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JP2506746Y2 |
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JPH08507348A |
The invention relates to a fuel injection pump for internal combustion engines with a pump plunger (18), a drive shaft (11) for the actuation of the pump plunger (18) and a rotational-angle sensor (30) for detecting the angular position ...
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JPH08200100A |
PURPOSE: To provide a distributed fuel injection pump by which generation of an abnormal sound and abrasion of a member can be reduced. CONSTITUTION: A spark advance lever 20 to rotate according to a temperature of an internal combustion...
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JPH08177671A |
PURPOSE: To achieve also miniaturization while attaining improving spill performance by making a spill valve boy settable in a rotor inside in the vicinity of a high pressure chamber, in an inner cam type fuel injection pump having an el...
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JPH08177669A |
To provide a fuel injection pump capable of reducing unevenness in fuel injection amount. A cup-like member 44 is provided in a closed control chamber 7, the cup-like member has a central cutout part 47 in a bottom part 46, a part protru...
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JPH08177670A |
PURPOSE: To generate a low injection pressure in a low injection amount and a high injection pressure in a high injection amount similarly to a 2-stage cam, by enabling an injection pressure to rise and a cam surface pressure to reduce t...
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JPH08177675A |
PURPOSE: To attain facilitation of working while realizing stable action of a valve body. CONSTITUTION: A solenoid spill valve 25 is arranged in the halfway of spill passages 24a, 24b of a fuel injection pump 1. In the solenoid spill val...
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JPH08177672A |
PURPOSE: To improve in a direction of eliminating an uncontrollable region without sacrificing a merit on an engine output and exhaust emission due to generating a high pressure, in an inner cam type fuel injection pump. CONSTITUTION: In...
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JP2515295B2 |
1. Piezoelectrically actuated valve device for a distributor injection pump of a fuel injection unit, comprising a piezoelectric actuator (22) by which a movable wall (16) is adjustable which defines one side of a control space (14) fill...
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JP2515995B2 |
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JP2515286B2 |
A fuel injection pump for internal combustion engines is proposed, which is embodied as a radial-piston/distributor pump, having an axially fixed and rotationally driven distributor, on the end of which that is remote from the drive and ...
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JP2512465B2 |
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JP2513256B2 |
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JP2513624B2 |
A method of controlling an amount of injected fuel by means of a fuel injection pump for internal-combustion engines is proposed. The method serves to reduce the noises produced by a diesel engine during idling and at low partial load. T...
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JP2508652B2 |
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JP2507985B2 |
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JPH08505681A |
PCT No. PCT/DE94/01267 Sec. 371 Date Jun. 29, 1995 Sec. 102(e) Date Jun. 29, 1995 PCT Filed Oct. 28, 1994 PCT Pub. No. WO95/13469 PCT Pub. Date May 18, 1995A distributor-type fuel injection pump of the radial-plunger type with two inters...
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JP2506488B2 |
Fuel-delivery valving (60) is operatively mounted in an axially-extending centre bore (65) of a rotor (50) of a high-pressure fuel-injection pump (58). A valve element (66) of the valving axially shifts between an open position in which ...
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JP2503393B2 |
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JPH08144882A |
PURPOSE: To suck satisfactorily fuel. CONSTITUTION: A suction port 9 is bent in a position eccentric to the rotary center line C of a rotor and provided with an introducting hole 24 extending from the outer peripheral surface of the roto...
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JPH08144827A |
PURPOSE: To prevent change of an engine rotation by repeating the step difference of a fuel injection amount caused by the change over operation of a rotation angle pulse. CONSTITUTION: A rotation angle pulse signal is outputted at every...
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JPH08135537A |
PURPOSE: To shield a seal member for sealing a high pressure chamber from impact pressure produced by extinction of fule vapor generated in the high pressure chamber in a fuel injection timing adjusting device of a delivery type fuel inj...
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JPH08105349A |
PURPOSE: To detect an intermediate failure of an engine speed sensor and to continue control on the safety side. CONSTITUTION: Engine speed N is detected by a first engine speed sensor 31 on the engine 1 side and engine speed N2 is detec...
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JPH08105361A |
PURPOSE: To remove residual air in an armature chamber and to prevent pressure in a feed pressure chamber from dropping as to a solenoid valve optimum as the electromagnetic spill valve of a fuel injection device, etc., by making a const...
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JPH08100677A |
PURPOSE: To enable a function for preventing fuel leakage caused from the rise of fuel pressure to be provided at a low cost in a fuel injection pump. CONSTITUTION: A servo valve 53 moves to a position where fuel pressure applied through...
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JPH08100729A |
PURPOSE: To improve assembling efficiency of a fuel injection pump by integrally assembling a sub-assembly for housing a cam shaft and a pump driving shaft, a hydraulic head sub-assembly for housing a control sleeve or a distributor mean...
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JPH0826827B2 |
A distributor injection pump for internal combustion engines includes a high pressure pump for generating fuel injection pressure, a slide valve for defining fuel amounts to be injected and a piezoelectric adjustment member which actuate...
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