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JPH088277Y2 |
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JPH088257Y2 |
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JPH0861128A |
PURPOSE: To improve the accuracy of injection timing control at the time of starting, and while to cope with the exhaust at the same time by performing the open loop control to a timer device when the generation of abnormality in a timer...
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JPH0861178A |
PURPOSE: To realize stable and reliable fuel cut control even in a high speed operation area of an engine without impairing responsiveness of a spill valve in a fuel injection device to regulate a fuel injection quantity by controlling t...
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JPH0861180A |
PURPOSE: To prevent seizure in a sliding contact part by promoting cooling and excellent lubrication of the sliding contact part of a rotor easily heating in an inner cam type fuel injection pump. CONSTITUTION: The inside of a housing is...
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JPH0816469B2 |
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JPH0849571A |
To reduce the inclination action of a piston, and reduce disadvantages associated with the inclination by applying a pressurized fluid to the piston to apply the torque in the reverse direction to the torque attributable to the engagemen...
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JPH0849570A |
PURPOSE: To prevent vapor from being collapsed to generate water hammer force in a high-pressure chamber by utilizing the primary function of a servo valve, and securing responsiveness in the timer of a fuel injection pump. CONSTITUTION:...
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JPH0849616A |
PURPOSE: To enable a rotor and a electromagnetic spill valve to be certainly cooled, in a fuel injection pump used as the fuel supply means of a diesel engine. CONSTITUTION: A fuel injection pump encloses a housing 11, a feed pump 80 for...
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JPH0849619A |
PURPOSE: To prevent poor rotation of a rotor by securing an oil film on a thrust washer front surface. CONSTITUTION: The rotor 90 of a fuel injection pump 10 is rotatably inserted into a housing 11 so as to extend on the same axis as a d...
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JPH0849636A |
To accurately measure a small quantity of fuel injection, especially pilot injection by providing a measuring device having an overflow region in a measurement passage of a fuel injection line to prevent detection of charge volume for ge...
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JPH0849618A |
PURPOSE: To restrain the skew motion of a roller by increasing the moment of resistance force to act on the end of the roller. CONSTITUTION: The rotor 90 of a fuel injection pump 10 is rotatably inserted into a housing 11 so as to extend...
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JPH0842362A |
To prevent excessive leakage of a fuel caused by the difference in thermal expansion between a sleeve and an advance angle timing piston, and the wear attributable to the sliding. A mount for an advance angle timing piston 19 is provided...
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JPH0842420A |
PURPOSE: To secure the extent of required feed pressure in a very low speed range at the time of engine starting or the like as well as to solve a shortage of advance angle at fuel injection timing in a very low speed range. CONSTITUTION...
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JPH0842421A |
PURPOSE: To make up a fuel injection pump so as to prevent such a fact that any cavitation is produced on the circumference of a rotor, from occurring. CONSTITUTION: This fuel injection pump 10 is provided with a rotor 90 being rotated a...
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JPH089976B2 |
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JPH0828402A |
PURPOSE: To utilize a short valve closing term for making the flow rate regulation of fluid possible, and to suitably maintain the accuracy of the flow rate regulation even in the case of using under any circumstances. CONSTITUTION: A so...
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JPH0828389A |
PURPOSE: To provide a highly reliable solenoid valve by which a coil chamber around a coil can be filled with and hardened by epoxy resin or the like in order to make both two air gaps act as valve closing force and leakage is not caused...
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JPH0828384A |
PURPOSE: To provide an inner cam system distributor type fuel injection pump by which a drive shaft rotating position can be measured with high accuracy by a rotary position sensor. CONSTITUTION: Plungers 23 and 24 slidingly reciprocate ...
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JPH0828383A |
PURPOSE: To provide a distributor type fuel injection pump having high fuel injection efficiency without increasing the dead volume of a force feed system of an injection pump. CONSTITUTION: A fuel passage 28 communicates a suction port ...
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JPH0821329A |
PURPOSE: To constitute the fuel injection pump so that even if roller shoes and plungers are inclined against respective guide holes, the plungers can be always operated. CONSTITUTION: This fuel injection pump pressurizes fuel and suppli...
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JPH0821327A |
PURPOSE: To provide a distribution type fuel injection pump capable of insuring feed pressure necessary in an extremely low rotating speed territory of an engine, and dissolve advance shortage of fuel injection timing in an extremely low...
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JPH0821328A |
PURPOSE: To insure stable fuel discharge characteristic by preventing generation of negative pressure on the surrounding of a pump chamber accompanying fuel leakage of a fuel injection device suitable for the fuel injection device of a d...
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JPH0821330A |
PURPOSE: To make compatible favorable overhauling ability with smooth operability of a fuel injection device in which fuel is sucked, pressurized, and discharged by rotationally moving a rotor having a pump chamber therein. CONSTITUTION:...
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JPH0821337A |
PURPOSE: To reduce a pressure impact having influence on dynamics of a valve needle of a fuel injection valve by reducing a cross sectional area of a throttle opening with a cutout moving together with a thrust pin during the opening str...
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JPH0821331A |
PURPOSE: To prevent a rotor from eccentrically rotating even if the rotor contacts with a drive shaft, in the combined part of the drive shaft of a fuel injection pump with the rotor. CONSTITUTION: This fuel injection pump 10 is provided...
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JPH0814067A |
PURPOSE: To enlarge a controllable range by widely changing a fuel pressure in the vicinity of the pressure receiving surface of a servo valve by providing a pressure control means to regulate a fuel pressure in a low pressure chamber. C...
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JPH0814133A |
PURPOSE: To prevent generation of rattle and oil film breakage between a cam ring and a pump housing in a fuel injection pump housing a timer device. CONSTITUTION: This fuel injection pump is provided with a cam ring 110 having cams 110a...
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JPH084558A |
PURPOSE: To provide an injection timing regulating device for a distribution type fuel injection pump which is constituted to capture a foreign matter mixed in fuel without using a filter, prevent the occurrence of lodging to a servo val...
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JPH084559A |
PURPOSE: To perform accurate control of the fuel injection timing of a fuel injection pump. CONSTITUTION: A control spring 63 is inserted between a timer piston 21 and the valve body 45 of a hydraulic control valve 43 and a valve body 45...
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JPH07332189A |
PURPOSE: To provide a fuel infection pump which can suppress effectively the temp. rise of the fuel in an injection pump. CONSTITUTION: An overflow valve 60 is installed in the neighborhood of a spill valve 30 at a certain angle, for exa...
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JPH07332190A |
PURPOSE: To provide an inner cam drive distribution type fuel injection pump device allowing simplification of a structure and reduction of a required structural space by disposing an injection timing adjusting device of the pump device ...
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JPH07332191A |
PURPOSE: To provide a distribution type fuel injection pump which facilitates suction of the fuel into a compression chamber.and movement of a plunger, acknowledges the position of a control sleeve with reference to the position of a cam...
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JPH07332192A |
PURPOSE: To damp a pressure pulse in a discharge passage occurring at the time of completion of fuel supply to a fuel injection nozzle by providing a valve means having a variable throttle between a fuel accumulator chamber and a distrib...
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JPH07332143A |
PURPOSE: To sense the fuel injection timing of an internal combustion engine with high accuracy using a simple configuration by calculating a signal correction amount in accordance with the deviation of the actual nozzle injection timing...
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JPH07116975B2 |
In a fuel injection pump which is capable of adjusting the fuel injection quantity by the ON/OFF control of a solenoid valve 7, the solenoid is driven by a first pulse in response to an injection timing signal and by a subsequent second ...
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JPH07317623A |
PURPOSE: To provide a distribution type fuel injection pump suppressing an increase of NOx in the low-load area, reducing flame noise, and sharply cutting the injection end in the high-speed, high-load area. CONSTITUTION: Fuel is distrib...
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JPH07310578A |
PURPOSE: To accomplish improvement against a fuel runout at the end of fuel injection so as to reduce smoke in a fuel injection controller for internal combustion engine suitable for application to a diesel engine. CONSTITUTION: A fuel i...
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JPH07310619A |
PURPOSE: To provide a stable injection timing without disturbing control operation by a timer owing to a load during a forced feed by a method wherein a cam ring is fixed to a pump housing and a second sleeve coupled to a timer to regula...
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JPH07305665A |
PURPOSE: To eliminate dispersion of a duel injection period, and also eliminate dispersion of a fuel injection amount caused by leakage of a plunger pump, and regulate the fuel injection amount of each fuel injection pump to a desired va...
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JPH07107372B2 |
A fuel injection pump including a valve opening and closing an overflow passage formed in a body of the pump to connect a high pressure chamber to a low pressure chamber. The low pressure chamber is provided for reserving low pressure fu...
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JPH07107371B2 |
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JPH07293390A |
PURPOSE: To fix an injection valve in position axially and circumferentially with precision to achieve reliable prevention of rotation by forming two legs on the base member of a connecting member for connecting the injection vale to a f...
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JPH07293307A |
PURPOSE: To realize inter-cylinder fuel amount dispersion correcting control (FCCB control) by using an injection pump of such a type that a spill timing is electrically regulated for a multiple cylinder diesel engine so as to control a ...
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JPH07286544A |
PURPOSE: To prevent generation of seizure on a plunger, a rotor, or the like, in the fuel injection device of an internal combustion engine having a recirculating fuel passage recirculating spill fuel overflowed an electromagnetic spill ...
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JPH07286567A |
PURPOSE: To restrict noise in usage, and eliminate danger of damaging a rotary finishing surface of a distribution rotor. CONSTITUTION: A fuel injection pump 1 repeats a series of actions of suction, pressurization, and distribution, whe...
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JPH07286543A |
PURPOSE: To accurately control a fuel injection quantity by correcting fuel temperature detected by a fuel temperature detecting means according to the engine condition detected by an engine condition detecting means so as to forecast fu...
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JPH07279737A |
PURPOSE: To improve control accuracy of a fuel injection amount at the time of start by arranging a rotary sensor for detecting passing of a notch tooth and a projection useful for opening/closing control of a solenoid spill valve opposi...
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JPH07279792A |
PURPOSE: To prevent the occurrence of the bounce of a valve body by liquidtightly partitioning a space part where an armature part moves in a body into two fuel chambers through the armature part, and just before the valve body abuts aga...
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JPH07279733A |
PURPOSE: To reduce noise even in a space except an idle operating range, in a fuel injection device for an internal combustion engine having an injection timing control timer. CONSTITUTION: The fuel injection device of an internal combus...
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