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JPS63183464U |
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JPS63183361U |
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JPS63171657U |
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JPS6342219Y2 |
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JPS6342218Y2 |
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JPS6342220Y2 |
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JPS6341563Y2 |
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JPS6341566Y2 |
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JPS6354895B2 |
An adjusting device is proposed for controlling flowthrough cross sections of a line carrying operating medium in internal combustion engines. The throttle device which varies the flowthrough cross section is disposed, together with the ...
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JPS6339498Y2 |
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JPS63246461A |
PURPOSE: To prevent an engine stop caused by the over lean, by controlling a linear type flow regulating valve, provided in an intake secondary air passage, being based on the opening and its time which are set in accordance with a chang...
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JPS63243445A |
PURPOSE: To keep off any richness in an air-fuel ratio due to a percolation phenomenon as well as to improve the startability of an engine, by controlling the flow regulating valve installed in a suction secondary air feeding passage to ...
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JPS6350536B2 |
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JPS63154755U |
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JPS63151960U |
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JPS6337452Y2 |
A system for blow-by gas return to the combustion chamber of an engine according to the present invention including an oil separator with an inlet communicating with an outlet through a diffusion chamber and a filter element; said oil se...
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JPS6349064B2 |
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JPS6349065B2 |
PURPOSE:To make a control device for secondary air supply to an engine in a small size, by allowing a single air control valve with air supply passage to perform supply of the secondary air to the suction pipe when cranking etc. is made ...
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JPS63235653A |
PURPOSE: To make an overrich air-fuel mixture due to fuel vapor dilutable so effectively, by installing an air passage connected to the downstream side of a throttle valve, and also installing a temperature sensing valve, being opened wh...
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JPS63227946A |
PURPOSE: To prevent air-fuel ratio from changing overlean, by controlling a flow regulating valve in an intake secondary air supply passage to an opening throttled smaller than the control opening, calculated in accordance with an operat...
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JPS63138458U |
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JPS63136249U |
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JPS6332473Y2 |
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JPS6332336Y2 |
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JPS6329858Y2 |
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JPS63118368U |
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JPS63179169A |
PURPOSE: To prevent over lean and over rich of mixture in the captioned device which supplies auxiliary air to an intake passage of a throttle valve lower stream at the beginning of deceleration, by controlling corrective air supply amou...
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JPS6327186Y2 |
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JPS6326616Y2 |
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JPS63110660U |
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JPS63110646U |
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JPS63162949A |
PURPOSE: To enable precise control of an air-fuel ratio, by a method wherein an air pressure is exerted at a given timing on a weighing chamber, mounted to a fuel feed system, and is fed to an engine, and a high pressure air amount is co...
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JPS6321713Y2 |
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JPS6329093B2 |
The invention relates to a method and a device for improving the efficiency of a four-stroke-cycle internal combustion engine. The main purpose of the invention is to obtain an effective compression ratio that is capable of automatic var...
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JPS6327543B2 |
PURPOSE:To feed intake air to an intake pipe at the rate most suited for the operational conditions of an engine, by providing two secondary-air control means and operating one of the two control means operated in response to one operati...
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JPS6326265B2 |
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JPS6326266B2 |
In a V-type internal combustion engine, an auxiliary air supply apparatus includes an auxiliary air distribution pipe which communicates directly to two or more mutually independent chambers in the intake system of the engine. This auxil...
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JPS6318767Y2 |
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JPS6324137B2 |
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JPS63113173A |
PURPOSE: To enhance the startability of an engine by opening widely an intake secondary air control valve when a rest time before engine startup is equal to or longer than a predetermined time at a high temperature start, and thereby com...
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JPS63113171A |
PURPOSE: To shift an air-fuel ratio to a target ratio immediately after the start of a vehicle by determining an air-fuel ratio control output on the basis of an air-fuel ratio control reference value for each operation zone, an air-fuel...
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JPS63113172A |
PURPOSE: To optimize an air-fuel ratio at engine start by opening an adjusting valve on an intake secondary passage until a predetermined time during the detection of a start operation at the time of high temperature starting, opening th...
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JPS63113174A |
PURPOSE: To prevent a fuel-rich condition due to evaporated fuel and the fluctuation of an air-fuel ratio at the time of idling by opening widely an intake secondary air flow adjusting valve until complete engine combustion at a high tem...
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JPS6373559U |
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JPS6369760U |
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JPS63106347A |
PURPOSE: To prevent a reduction in engine speed, by generating an idle-up command when an engine temperature is greater than a predetermined value at starting of an engine, and a predetermined condition permitting a secondary intake air ...
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JPS6315555Y2 |
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JPS6315551Y2 |
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JPS6365851U |
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JPS6365848U |
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