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JP2008044410A |
To reduce the fuel consumption of a drive system of an electrically driven dump truck by automatically reducing the number of rotation of a motor if the load on the motor is low.Electric motors 12R, 12L are controlled based on the amount...
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JP4042057B2 |
When a learning condition is satisfied, control device performs a feedback control. In the feedback control, a metering valve control value is progressively increased to progressively increase a degree of opening of an inlet metering val...
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JP2008019810A |
To secure the freedom of measuring timing of a solenoid driving current and improve measurement accuracy by reflecting correlation of a detected current value and change in a solenoid driving current value and a power source voltage, in ...
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JP4019484B2 |
A compression-ignition type engine in which first fuel of an amount of not more than 30 percent of the maximum amount of fuel is injected in an injection timing region from about 90 degrees to about 20 degrees before top dead center of t...
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JP4015278B2 |
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JP4010046B2 |
A compression-ignition type engine in which the engine operating region is divided into a first operating region F of a low load side and a second operating region G of a high load side. When the engine operating state is in the first op...
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JP4002860B2 |
In an injection control device for a fuel injection pump comprising: a water temperature sensor; a cold start device (CSD) for advancing a fuel injection timing to an engine when started up in a low temperature; and a controller, the con...
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JP3999980B2 |
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JP4000212B2 |
To provide an electronic governor controller for a marine engine capable of improving a ship maneuverability. A speed ratio switching function for a clutch is provided, a tuning-off/on signal of the clutch is inputted, a constant time fu...
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JP3998488B2 |
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JP3991292B2 |
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JP2007263007A |
To provide a diesel engine having high accuracy of control by a mechanical governor and a low manufacturing cost. A reverse Angleich means 5 consists of a pneumatic actuator 6 and a reverse Angleich lever 7. The reverse Angleich lever 7 ...
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JP3984847B2 |
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JP3972689B2 |
The electronic control unit (10) receives inputs from a cylinder selection sensor (41), a crankshaft phase angle sensor (42), an acceleration control sensor (43) and a fuel temperature sensor (44). The unit sends actuation signals to the...
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JP3968245B2 |
To make synchronous injection compatible with non-synchronous injection in a fuel injection system using a plunger pump. A fuel injection control device comprises an injection module 10 to inject fuel by the reciprocating motion of a plu...
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JP3957757B2 |
PCT No. PCT/DE96/02220 Sec. 371 Date Apr. 15, 1998 Sec. 102(e) Date Apr. 15, 1998 PCT Filed Nov. 21, 1996 PCT Pub. No. WO97/37116 PCT Pub. Date Oct. 9, 1997A control device in which if the control device fails the throttle valve reaches ...
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JP3951435B2 |
To prevent erroneous detection of abnormality in a solenoid valve driving system even under any engine operation condition. An ECU 100 computes and outputs an injection signal relating to fuel injection quantity of a diesel engine. A dri...
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JP2007177649A |
To suppress fluctuation in rail pressure occurring due to discharge characteristics being different for each plunger of a fuel supply pump 5, and reduce the occurrence of undesirable phenomena such as engine vibration and deterioration i...
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JP3941257B2 |
To prevent engine stalling while executing isochronous control. This engine controller performs isochronous control for maintaining an engine at a set rotational speed NT lower than a specified load rate, suspends the isochronous control...
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JP2007162616A |
To provide an electronic governor enabling stable rotation speed control by preventing increase of fluctuation of engine rotation speed caused by a situation that one of explosion cycle of the engine and dither cycle gets to integer time...
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JP2007162617A |
To maintain initial response of an actuator even if hysteresis width of the actuator 2 gets wider due to aged deterioration of the actuator 2.A dither width establishing means 61 increases dither width of dither current based on load inf...
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JP3932666B2 |
To ensure detection of failure of a spill valve before the overrun of an internal combustion engine. This device comprises a supply passage to supply fuel to a pump chamber that expands and shrinks according to reciprocation of a plunger...
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JP3932887B2 |
To provide a fuel injection amount control device for an internal combustion engine suitable for use in a common rail fuel injection system, surely keeping cylinder pressure down to allowable cylinder pressure without changing the body s...
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JP2007515333A |
A method and a device for operating a drive unit of a vehicle are provided, which result in reduced fuel consumption in the overrun condition. An output variable of the drive unit is set, in this context, according to a preset driving st...
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JP3919607B2 |
To provide a fuel feeder for freely selecting a position of a temperature sensor relative to a limit regulating means while adjusting an increment of starting fuel according to a temperature of a device. A regulator (4) of a fuel injecti...
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JP3919559B2 |
To enhance function for suppressing hunting of engine revolution, even if a spring constant of an idle spring 5 is set small. In this fuel-metering device, a metering transmission system is provided from a governor weight 1 through a gov...
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JP3922780B2 |
To provide a fuel injection valve which can control a fuel injection rate during one injection period and enables highly accurate control to make fuel injection at the optimum injection rate corresponding to engine conditions by constitu...
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JP3919685B2 |
To provide a mechanical governor of an engine capable of solving the problem of easily causing biting-in of a torque spring. In this mechanical governor of the engine, a spring receiver 9 is projected toward a governor case wall 1 from a...
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JP3919254B2 |
To provide a solenoid which is free from breakage, generates less noise caused by a shock applied, is simple-structured and is produced at low costs. An engine-stopping solenoid has a solenoid body 11 incorporating an attraction coil 12 ...
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JP3918767B2 |
To provide a fuel injection device including a servo timer mechanism and a load timer mechanism with reverse advance characteristics, and capable of preventing occurrence of erosion. The load timer mechanism includes a bypass passage 76 ...
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JP3914847B2 |
To provide a fuel amount adjusting device of a diesel engine capable of controlling by matching with temperature of an engine frame fuel amount for start supplying when an engine is started. The device accommodates a fuel injection pump ...
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JP3914851B2 |
To contrive to reduce engine dimensions by separating an actuator 8 from a fuel flow control 3 for enabling the actuator 8 to be arranged irrespective of the attitude of the control 3 for the enhancement of the degree of freedom in the a...
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JP3914802B2 |
To simplify the setting of a governor lever 1 without the necessity for the alignment of a pivoting cylinder 4. In the governor of an engine in which both side plates 2a, 2b and 3a, 3b opposing the governor lever 1 with each other are pr...
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JP3911377B2 |
To simplify structure of an electronic governor by providing an electronic governor and a mechanical governor, and limiting the maximum fuel supply quantity of the electronic control by the electronic governor in the normal operation are...
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JP3909156B2 |
To perform the adjustment of an electronic governor only in a fuel decreasing side zone and to perform the adjustment of a mechanical governor only in a fuel increasing side zone. In a fuel supply device of an engine comprising an electr...
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JP3906775B2 |
To solve the problem in the conventional reverse-characteristic load- timer to be mounted on a distributor-type fuel injection pump that a great hysteresis is exhibited in retard characteristics at the time of load increase and advance c...
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JP3903600B2 |
To improve pressure raising property of common rail pressure by carrying out control so as to repeat current-carrying and stop of current-carrying to a solenoid valve for preventing the solenoid valve from opening, under a fuel forcibly ...
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JP2007064040A |
To provide an engine with mechanical governor promoting lubrication of each sliding part of the mechanical governor.In the engine with mechanical governor, oil press-fed from an oil supply source 15 with an oil pump 16 is supplied to a c...
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JP3893972B2 |
A method is provided for easily avoiding undesirable effects on various physical values due to the change in temperature of a motor for driving a throttle valve without causing secondary problems. A technique is also provided for measuri...
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JP3890654B2 |
To surely suppress the quantity of NOx in the exhaust gas by starting the valve opening for the main injection before a fuel injection valve is fully closed after the valve opening for the pilot injection is completed to reduce the initi...
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JP3889075B2 |
To prevent an engine stalling failure even when a large external load is added at idling to extremely reduce the idling. A standard fuel injection quantity is calculated by a calculating means 51 from accelerator opening and rotating spe...
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JP3885352B2 |
To control pilot injection so as to reduce NOx and combustion sound especially. The ion current of pilot injection is sampled (n) times (S101), then the stable condition is determined, and it is determined whether there is misfire or not...
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JP3881918B2 |
To quickly stop an engine by reducing operation resistance when an engine stopping lever starts to push in a governor lever toward an engine stopping position STP by reducing a pushing-in starting opening angle θ2. In an engine stopping...
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JP3878822B2 |
To improve the accuracy in adjusting the fuel by reducing the error in a dimension of a pin inserting space and reducing the abrasion between a rack pin and the pin inserting space. A U-shaped contact piece 20 is integrated with a slider...
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JP3877872B2 |
To satisfactorily adjust uneven injection in cylinders, and provide a fuel injection device with safety and high reliability. This device has an injection amount adjusting mechanism 31 having a plurality of control sleeves 50, 50 for rot...
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JP3878870B2 |
To provide a governor capable of adjusting a torque characteristic while operating an engine, and superior in a partial restoring rate in a medium- low speed area. A governor lever device 50 comprises a governor lever 2, a tension lever ...
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JP2007501910A |
A power transmission drive ( 1 ) is provided, in which sensors ( 11 a , 11 b) detect an oscillating angle deviation between a driven member ( 3 ) and a drive member ( 4 b), and signal the deviation to a controller ( 14 ). If a limit valu...
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JP2007023879A |
To provide a diesel engine and its control method for preventing exhaust of black smoke when starting at the ordinary temperature by securing low temperature startability of the diesel engine.This diesel engine is characterized by having...
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JP3873776B2 |
To provide a sealed structure of a non-load maximum rotating speed adjusting bolt of a moving farming machine or the like for preventing the bolt from being operated easily after shipping. The adjusting bolt 26 for adjusting maximum engi...
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JP3869167B2 |
To utilize engine speed command signal corresponding to an electronic governor commonly by a mechanical governor. An accelerator dial 31 is operated for setting engine speed. A main controller 32 outputs an engine speed command signal ac...
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