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JPH11509909A |
(57) In the safeguard proposed by summary book invention, a capped type component (34) is put on the main regulation elements and/or functional element (11, 25) of a fuel feed system. This capped type component (34) is combined with the ...
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JPH11236863A |
To prevent a secondary injection surely by communicating a pressfeed passage to a first port perfectly at the point of time when the communication between a second port, and the communication part of a control sleeve is started, when a l...
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JPH11236862A |
To suppress a burden applied on a spiral stop spot between a governor housing and a pump housing and to suppress fretting corrosion at this part, in an inner surface cam type (VR type) fuel injection pump wherein a plunger is radially sl...
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JP2939268B2 |
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JPH11229992A |
To adjust the feeding of fuel according to a load and an engine temperature by providing a light load control valve and a temperature control valve actuated to control the supply of fuel to a light load piston and adjust a fuel feeding t...
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JPH11229924A |
To improve the controllability of a feed amount of a fuel pump. The forcibly feeding capacity of a high pressure fuel pump 5, which forcibly feeds pressured fuel to a common rail 3 is controlled by a control circuit (ECU) 20. The ECU 20 ...
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JP2936566B2 |
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JP2598852Y2 |
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JPH11218060A |
To effectively stop injection of fuel when a stop of a pump is demanded, in an inner surface cam type fuel injection pump being of a type wherein a cam ring is arranged at the periphery of a rotor, and a plunger is energized toward a cam...
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JPH11210586A |
To prevent a rotor from moving in the force feed quantity increasing direction by providing a spring energizing the rotor in the force feed reducing direction and a snap ring, which is fitted in a recess part formed around the rotor so a...
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JPH11210498A |
To provide a high altitude compensating device for a fuel injection pump, which can make the frame of a vacuum actuator for reducing the fuel injection amount in accordance with an altitude, compact, and which can reduce the production c...
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JPH11210597A |
To provide a common-rail fuel supply device usable in common for an engine different in the number of cylinders. Fuel is force-fed to a common rail 3 connected to fuel injection- valves 1 of an internal combustion engine 10, using an inn...
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JP2959333B2 |
PURPOSE: To prevent reduction of a fuel forcibly feed amount for a fuel injection pump, inassociation with reduction of the volumetric elastic modulus of fuel when an engine is at a high temperature. CONSTITUTION: A housing 15 which is p...
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JPH11200896A |
To prevent a sudden fluctuation in the injection starting timing when a characteristic of injection pipe internal pressure fluctuates by providing a characteristic of gradually reducing acceleration in a first stage area, and setting the...
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JPH11508665A |
(57) Summary book invention is a fuel injection device which has an electromagnetic valve, The valve component of the electromagnetic valve equips the end with the plunger type needle (33), Work movement of this plunger type needle is bu...
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JP2950010B2 |
PURPOSE: To easily heighten the accuracy of correction to an increased oil transfering factor of an injection pump by previously correcting the discrepancy of both an injection time command value and an injection quantity command value t...
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JPH11182312A |
To reduce exhaust gas, prevent generation of white smoke while improving engine stability during cold/warm-up operation of a diesel engine, and to improve heater performance during cold/warm-up operation. An engine combustion temperature...
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JPH11173204A |
To enable fuel injection to be properly performed even when there is dispersion in the performances of respective mechanisms for supplying fuel from a fuel injection pump to respective cylinders. In the fuel injection process starting at...
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JPH11173237A |
To provide a pump capable of easily and surely controlling flow rate fed to an accumulator piping even when the engine speed is increased and oil transfer rate of the pump is high without oversizing the device, increasing electric power,...
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JP2945835B2 |
PURPOSE: To reduce dispersion of fuel injection quantities between all the cylinders by equalizing fuel leak route at leaking fuel in order to complete appropriate fuel injection for applying to a diesel engine. CONSTITUTION: Plungers 94...
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JP2910406B2 |
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JP2910557B2 |
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JPH11166465A |
To reduce the wear of the constituting member of a fuel injection pump at low costs by using lubricating oil forcibly injected from one injection port and forcibly lubricating a plurality of parts having different functions simultaneousl...
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JPH11153067A |
To provide a distribution type fuel injection pump to improve wear resistance of a feed pump slide part. A distribution type fuel injection pump pressurizes and distributes and feeds with a pressure fuel through rotational movement and r...
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JPH11153070A |
To facilitate inspection of an injection maximum pressure by unevenness in a machine difference by a novel constitution. A pump 1 is provided with an electromagnetic spill valve 22 to intercommunicate a pump 11 to pressurize fuel through...
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JPH11148435A |
To reduce a noise generated resulting from the opening and closing operation of an electromagnetic spill valve, in a distributed fuel injection pump. A high rigidity pump housing 81 is composed by integrating and unifying a conventional ...
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JP2895218B2 |
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JPH11132085A |
To conduct pilot injection in a constantly desirable operating area in any case. The fuel injection controller 2 for diesel engine 1 is provided with a fuel injection nozzle 4, an injection pump 5, an electromagnetic spill valve 21 and a...
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JP2889007B2 |
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JPH11117823A |
To control the injection quantity of fuel by a fuel injection pump properly by ensuring the requested stroke of its pump plunger. A pump plunger 1 is provided on its periphery with an overflow ring that is allowed to rotate and reciproca...
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JPH11107783A |
To quickly return timer characteristics back to its normal characteristics when air comes in a low pressure chamber. An annular groove 51 communicating with an orifice 53, is formed in an abutting part 31 at the outer side of the outer d...
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JPH11107781A |
To provide a control device for a diesel engine, which can quickly suspend its operation. This diesel engine equipped with a distribution type fuel injection pump, is provided with a required fuel injection quantity computing part 31 cap...
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JPH11107879A |
To effect auxiliary injection and main injection through a single injection pump, to reduce discharge of a nitrogen oxide through improvement of combustion, and to reduce size and weight. This device relates to an inner cam type distribu...
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JP2885131B2 |
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JPH1193796A |
To ensure valve opening operation of a check valve and preventing high pressure from acting on an electromagnetic valve for improving reliability. Plungers 21 are arranged in a plurality of sliding holes 2 to apply pressure to fuel in a ...
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JPH1193795A |
To provide a distributor type fuel pump to ensure a sufficient suction amount of fuel during the high-speed rotation of an engine. A fuel passage 23 possible to be communicated with a fuel gallery via an electromagnetic valve, the second...
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JPH1193075A |
To obtain a sizing agent for fibers, hardly yellowing by high- temperature heat treatment and having excellent performances by compounding an acid having a specific value or below of the first dissociation constant with a specified polyv...
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JPH1193797A |
To provide a fuel injection pump capable of preventing the breakage of a spring for a fuel control valve in a simple structure and supplying a preset pressure of fuel to a fuel pressure means. An inlet port 36, a relief port 37 and a dam...
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JP2592992Y2 |
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JPH1182554A |
To permit simple assembly through decreasing the number of bearings to one and reduce the product costs. A yoke assembly 15 is structured so that an electromagnetic coil 14 is installed inside a yoke 12 and a sleeve 30 formed cylindrical...
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JPH1182218A |
To prevent the deformation of a plunger in time of high pressure injection, from occurring. This fuel injection pump is provided with a distributive port 21 on a peripheral surface of a plunger 20 and two balance ports 22 to be opened in...
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JPH1182219A |
To provide a distributor type fuel injection pump which suppresses the cost of production without installing a fuel pressure measuring hole anew for a fuel gallery. A mounting member 50 is screwed tight in a distribution head 11 after sc...
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JP2874590B2 |
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JP2871126B2 |
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JP2868519B2 |
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JP2869873B2 |
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JP2870132B2 |
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JP2865688B2 |
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JP2867005B2 |
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JP2864972B2 |
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