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JPH0315789Y2 |
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JPH0378544A |
PURPOSE: To prevent abnormal decrease and increase of idle engine speed by detecting atmospheric pressure, and by pressure-compensating composite control quantity of engine speed feedback compensation in response to difference between re...
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JPH0324581B2 |
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JPH0332146U |
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JPH0313537Y2 |
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JPH0330545U |
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JPH0327845U |
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JPH0320581B2 |
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JPH0311380Y2 |
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JPH0311389Y2 |
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JPH0320580B2 |
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JPH0311088Y2 |
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JPH0319379B2 |
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JPH0319378B2 |
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JPH0318013B2 |
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JPH0318010B2 |
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JPH0316498B2 |
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JPH0316496B2 |
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JPH0321538U |
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JPH0321536U |
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JPH0315010B2 |
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JPH0315036B2 |
Engine operating parameters are detected to see whether the engine is in idle state or not. Then the speed of the engine is detected to determine whether engine speed is varying or not. To this end, a plurality of engine speed data are a...
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JPH0313414B2 |
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JPH0313424B2 |
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JPH0312218B2 |
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JPH0310007B2 |
A 4-cycle engine including a crankshaft connected to a piston and supported at opposite ends by a crankcase for rotation. The crankshaft is formed at one of its two output shaft sections with a groove extending peripherally along the out...
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JPH0313443U |
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JPH0310020B2 |
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JPH03500567A |
The regulating device described comprises an element (51) which senses the rotational speed of the injection pump shaft (1) and controls the pump rack (6). The movement of said rack is limited mechanically (61, 62, 63, 64, 65, 67), in a ...
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JPH037020B2 |
A stepping motor is driven such that a rotational speed of an engine falls within a range of a target rotational speed determined in accordance with at least an engine coolant temperature when a throttle valve is substantially fully clos...
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JPH036340B2 |
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JPH036338B2 |
A supplementary air quantity to be supplied to the engine (1) through a first auxiliary air passage (8b) bypassing an engine throttle valve (5) is controlled by a first control valve (6) on the basis of a basic value of a control amount ...
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JPH0318639A |
PURPOSE: To prevent the large increase of the engine speed from the idle engine speed by forbidding the control of increasing the auxiliary air quantity against the deceleration state at the time of a throttle valve being closed when the...
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JPH032686Y2 |
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JPH032689Y2 |
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JPH034739B2 |
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JPH03502Y2 |
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JPH03494B2 |
In a method and apparatus for controlling the solenoid current of a solenoid valve which controls the amount of suction air in an internal combustion engine, wherein a solenoid current control value (Icmd) is calculated as a function of ...
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JPH0263098B2 |
An engine comprising a main intake passage having a throttle valve therein. A bypass passage is branched off from the main intake passage located upstream of the throttle valve and is connected to the main intake passage located downstre...
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JPH0263094B2 |
A method of controlling the quantity of intake air being supplied to an internal combustion engine equipped with means for increasing the intake air quantity by a required amount in response to operating conditions of the engine. The int...
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JPH02504535A |
PCT No. PCT/EP88/00383 Sec. 371 Date Jan. 5, 1990 Sec. 102(e) Date Jan. 5, 1990 PCT Filed May 5, 1988 PCT Pub. No. WO89/11028 PCT Pub. Date Nov. 16, 1989.A vehicle speed control system comprises a vehicle speed controller (14) and an aux...
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JPH0261615B2 |
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JPH02298637A |
PURPOSE: To correctly control the air-fuel ratio by providing an engine throttle valve and a bypass throttle valve on a carburetor, and trimming the bypass throttle valve by a step motor according to the engine speed and the manifold pre...
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JPH0258456B2 |
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JPH02294537A |
PURPOSE: To maintain the target rpm of an engine irrespective of a height where a vehicle is located by varying a reference control signal according to the atmospheric pressure with an idling regulation method whereby the amount of sucti...
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JPH0257211B2 |
An intake air flow rate control device comprises a bypass passage for bypassing a throttle valve arranged in an intake manifold, flow control valve arranged in the bypass passage and stepping motor for driving the flow control valve. Whe...
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JPH0257212B2 |
In an control apparatus for controlling a timing of injection of fuel to be injected into an internal combustion engine, the apparatus comprises a closed loop system in which the data showing the actual timing of injection of of fuel is ...
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JPH0245489Y2 |
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JPH0255614B2 |
In an intake system having a bypass passage for introducing auxiliary air to the engine, a base amount of auxiliary air is first determined according to the engine operating condition. A target idling speed is calculated according to the...
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JPH0253611B2 |
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