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JP2528382Y2 |
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JPH0968129A |
To avoid unnecessary unstable fuel delivery due to pulsation of a fuel pressure when a delivery stroke is started, by equalizing a high fuel pressure, left after the delivery stroke in a distributing passage between a delivery valve and ...
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JP2587047B2 |
In a fuel injection device for internal combustion engines, especially diesel engines with injection nozzles (10), distributor-type fuel injection pump (13) and solenoid-controlled valve device (30) for determining the start of delivery ...
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JPH0960541A |
To execute proper control of fuel injection even under any operating condition of an engine. In a fuel induction pump 1, fuel of high pressure is supplied to a multicylinder Diesel engine, and an injection amount of the fuel is adjusted ...
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JP2585581B2 |
A fuel injection apparatus for internal combustion engines in which via an electrically controlled valve communication is established between a pump work chamber of a fuel injection pump and a low-pressure fuel chamber, and the switching...
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JPH0953540A |
To prevent early deterioration and breakage of an O-ring by a method wherein a high pressure and an impact pressure are prevented from being propagated directly to the O-ring to effect liquidtight sealing of a timer housing. In the timer...
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JP2581921B2 |
A fuel injection pump has a rotary and axially slidable distributor member housed in a sleeve in which is formed a series of outlet ports and a series of inlet ports the two series of parts being in axially spaced planes. The distributor...
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JP2582102B2 |
PCT No. PCT/DE87/00148 Sec. 371 Date Nov. 16, 1987 Sec. 102(e) Date Nov. 16, 1987 PCT Filed Apr. 4, 1987 PCT Pub. No. WO87/06307 PCT Pub. Date Oct. 22, 1987.In the proposed fuel injection pump of the radial-piston pump type, the fuel inj...
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JP2580334B2 |
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JP2580845B2 |
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JPH0942101A |
To provide a distributor type fuel injection pump with a fuel force feeding passage characterized by small pressure loss and to be miniaturized. A fuel suction opening 27 and a fuel discharge opening 28 are formed in a peripheral wall of...
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JPH0942102A |
To provide an inner cam system fuel injection pump in which the pressure at a contact part between a cam surface of an inner cam and a roller can be reduced and in which breakage or destruction of the inner cam ring hardly takes place. A...
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JPH0941992A |
To make turning angle difference easily adjustable by assembling a timing control lever and an increment lever rotatably with each other. A timing control lever 22 and a spring lever 23 are rotated together with a shaft 20. Two return sp...
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JP2525090Y2 |
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JP2579219B2 |
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JPH0932587A |
To provide a fuel injection timing control device by which the number of part items can be reduced and installing manhours can be reduced. Sliding plates (48a and b) positioned around a piston pin 41 are respectively formed in a shape by...
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JPH0932585A |
To prevent damage to an engine by an abnormal increase in intake air pressure by arranging a relief valve mechanism to release this pressure when the intake air pressure becomes equal to or higher than preset pressure when a quantity of ...
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JPH0914032A |
PURPOSE: To restrain the generation of a swing phenomenon by outputting signals having first/second frequencies alternately in a short time in which the change of a timer piston is not generated periodically and controlling by on/off sig...
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JPH0913992A |
PURPOSE: To miniaturize the housing of a fuel injection pump while securing the altitude compensating function changing the fuel injection quantity according to the altitude. CONSTITUTION: This fuel injection pump applied with an altitud...
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JPH0914033A |
PURPOSE: To restrain the swing phenomenon of a timer piston at a low cost by on.off controlling the high frequency signal with a frequency beyond the response speed of the solenoid valve for a timer control by the duty ratio decided in r...
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JPH0914035A |
PURPOSE: To avoid a swing phenomenon by controlling by the on/off signal of a frequency which is the integer times of an engine rotation speed generated on a signal generation means, at the duty control time of a solenoid valve for timer...
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JP2568415B2 |
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JP2568603B2 |
A fuel injection system according to the present invention comprises a plunger (42) disposed in a cylinder (41), an actuator in the form of a piezoelectric element (44) for effecting recoprocation of the plunger (42), a fuel supply passa...
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JPH09500186A |
PCT No. PCT/DE94/00695 Sec. 371 Date Mar. 15, 1996 Sec. 102(e) Date Mar. 15, 1996 PCT Filed Jun. 18, 1994 PCT Pub. No. WO95/02760 PCT Pub. Date Jan. 26, 1995A fuel injection pump of the distributor type which has at least one pump piston...
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JPH094471A |
PURPOSE: To improve the responsiveness of an injection time control device for a fuel injection pump, and to restrict unevenness of the characteristic of products, and to reduce the cost. CONSTITUTION: An injection time control device is...
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JPH08338344A |
To check the action of a fuel system when mounted on an engine, heretofore regarded as difficult to check. A method of testing a fuel system of an internal combustion engine comprises measuring the instantaneous speed of driving element ...
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JPH08338336A |
PURPOSE: To provide the distribution type fuel injection pump in which is decreased damage in part when fuel overflows, and which allows the sufficient amount of fuel to be billed in a pressurizing chamber. CONSTITUTION: An overflow pass...
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JPH08326558A |
PURPOSE: To improve responsiveness of fuel injection timing advance control by a timer piston. CONSTITUTION: A high pressure chamber 23 communicated with the delivery side (a pump chamber 4) of a feed pump 3 and exerting a fuel pressure ...
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JP2560748B2 |
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JPH08319855A |
PURPOSE: To provide a fuel injection pump for Diesel engine whose falling speed of the later period injection rate is heightened while the initial injection rate is suppressed. CONSTITUTION: A control sleeve 16 releases the fuel discharg...
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JP2518622Y2 |
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JP2556890B2 |
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JPH08312379A |
PURPOSE: To actualize a system of prestroke control through a simple mechanical structure without installing any independent actuator, in this fuel injection system equipped with an actuator moving a control sleeve in the axial direction...
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JPH08312437A |
PURPOSE: To detect not only the abnormal condition of a fuel injection control system, but also the abnormal condition of the switching means of a relay for fail safe and the like. CONSTITUTION: To a solenoid spill valve (SPV) 30 to regu...
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JPH08312486A |
PURPOSE: To provide the fuel injection pump which can suppress abnormal sounds from its coupling, and can effectively prevent the occurrence of erosion in the end surface of the coupling. CONSTITUTION: A flange 31 is provided for the end...
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JP2555773B2 |
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JPH08303315A |
PURPOSE: To suppress the fluctuation of total fuel injection amount accurately as wear of a face cam advances while suppressing the reduction of effective stroke amount of a plunger. CONSTITUTION: A fuel injection pump of a diesel engine...
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JPH08296481A |
PURPOSE: To provide main injection and additional injection during exhaust stroke by reciprocating the plunger of a fuel injection pump by the identical number as the number of cylinders. CONSTITUTION: The fuel pressurized by a plunger 4...
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JPH08296534A |
PURPOSE: To suppress the vibration of a fuel injection pump body. a gear case, and the like and reduce noise by offsetting stress even if injection reaction and thrust act upon the driving gear of a distributor type fuel injection pump. ...
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JPH08296517A |
PURPOSE: To provide a distributor type pump which makes injection end characteristics of each cylinder uniform when injection ends. CONSTITUTION: A communicating passage 25 which is extended from a plunger chamber 21 which is partitioned...
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JPH08296461A |
PURPOSE: To obtain the injection timing adjusting device of a distributor type fuel-injection pump having a flat characteristic for reducing an acceleration noise in the intermediate speed zone of an internal combustion engine. CONSTITUT...
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JPH08284647A |
PURPOSE: To increase a HC amount meeting operating condition of an engine in an exhaust emission control system simply. CONSTITUTION: In a feed pump for supplying fuel to a fuel injection pump 1 by pressurizing fuel in a comparatively lo...
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JPH08284772A |
PURPOSE: To provide a distributor type fuel injection pump which, in the case where it is loaded on an automobile, a fuel injection quantity during running on a slope can be precisely controlled. CONSTITUTION: A governor lever 40 is comp...
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JP2546822B2 |
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JPH08277737A |
PURPOSE: To prevent the control impossibility of an internal combustion engine by opening and closing a solenoid valve regardless of the position of a revolution pulse signal in an ultralow revolution range. CONSTITUTION: A drive shaft 3...
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JPH08270521A |
PURPOSE: To provide a distribution type fuel injection pump, which forms the pilot injection in an idle area and a no-load area and which cancels the pilot injection in a full-load area. CONSTITUTION: A distributing member 8 for distribu...
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JPH08270463A |
PURPOSE: To realize spark advance control, performed by a timer piston, stably with good responsiveness without being influenced by the pulsation of a pump chamber. CONSTITUTION: A timer piston 2 is slidably disposed in a timer cylinder ...
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JPH08261019A |
PURPOSE: To decrease a lift amount and increase a responsiveness to valve opening by setting a hydraulic control valve so that the diameter of a shield edge in which the conical surface of the valve needle is brought in contact with a va...
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JPH08261089A |
PURPOSE: To provide a solenoid valve of a fuel injection pump which has a valve structure which is not easily affected by feed pressure and can ensure an operation region in which split injection and the like is possible suitably without...
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JP2540304B2 |
A fuel injection pump is disclosed in which the stroke disk of a rotating and reciprocating pump and distributor piston is supported on a rotatable roller ring. The roller ring is axially supported such that it slides on a support ring. ...
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