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JPH041457A |
PURPOSE: To reduce a pumping loss so sharply in a simple structure as well as to improve the extent of output torque at time of low load by installing a first on-off valve, being controlled synchronously with engine speed, and a second o...
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JPH03294634A |
PURPOSE: To accurately control an air-fuel ratio at a catalyst window by resetting an output signal compensation quantity renewed by an output signal compensation renewal means so that the air-fuel ratio is moved to a rich side by only a...
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JPH03286159A |
PURPOSE: To achieve both learning control and external turbulence control by shortening the time of the learning control for the feedback correction quantity when an instruction signal for external turbulence control is transmitted, in c...
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JPH03122258U |
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JPH03122236U |
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JPH0355789Y2 |
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JPH03279624A |
PURPOSE: To improve combustion performance while property maintaining output torque at the time of low load operation by making open/close control of a second opening/closing valve which opens and closes a communication passage which com...
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JPH03264757A |
PURPOSE: To substantially reduce a pumping loss by interposing the second open/close valve in a communication path, provided so as to bypass the first open/close valve in an intake passage, and controlling this second open/close valve in...
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JPH03112559U |
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JPH03112558U |
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JPH03112541U |
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JPH03253735A |
PURPOSE: To improve the control accuracy of an intake air quantity at the time of idling by calculating an opening period of a control valve according to idle load of an internal combustion engine, and making the control valve to be open...
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JPH0370098B2 |
PURPOSE:To keep the number of idling revolution at predetermined value by opening a bypass valve for a throttle valve and increasing the quantity of suction air when valve timing is inappropriate to idling on the idling of the engine. CO...
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JPH03242438A |
PURPOSE: To decrease a pumping loss by controlling a second opening/closing valve so that an intake air flow which passes through the second opening/closing valve during the closing time of an intake valve may be more than the intake air...
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JPH03237237A |
PURPOSE: To properly control output torque by interposing a second opening/ closing valve in parallel to a first opening/closing valve of each cylinder, decreasing a pumping loss with a simple structure, and controlling the second valve ...
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JPH03237215A |
PURPOSE: To improve the combustion fuculty by installing the second opening/closing valve in a communication passage communicating to an intake passage on the downstream side of the first opening/closing valve installed in each cylinder ...
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JPH0364697B2 |
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JPH0397559U |
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JPH0363667B2 |
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JPH03217624A |
PURPOSE: To prevent a pressure detecting means from making erroneous detection beforehand by fixing a fuel injecting quantity constant when a specified condition is set up so as to lead air for cleaning into a pressure extracting passage...
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JPH0343388Y2 |
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JPH0387959U |
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JPH0341069Y2 |
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JPH0383359U |
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JPH0383331U |
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JPH03189343A |
PURPOSE: To prevent any stall or rough idle from occurring by constituting it to control a control valve with its opening being changed toward the full closure according to the elapsed time after complete explosion in the case where it i...
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JPH0377058U |
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JPH0332768Y2 |
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JPH0330618Y2 |
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JPH03145546A |
PURPOSE: To miniaturize an oxygen enriched air feeder by opening a valve mechanism provided on a communicating passage communicating an oxygen- enriched air tank and an internal combustion engine, and feeding the oxygen enriched air to t...
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JPH0361148U |
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JPH0339175B2 |
A split engine comprising a plurality of cylinders divided into a first cylinder group and a second cylinder group. The second cylinder group is connected to the outside air via a second surge tank. A throttle valve is arranged in the in...
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JPH03138452A |
PURPOSE: To improve the throttle response by forming a first bypass passage which makes a detour around a throttle valve installed in the independent intake passage in each cylinder and in which a passage system is throttled and a second...
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JPH0324864Y2 |
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JPH0335487B2 |
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JPH03121266A |
PURPOSE: To improve stability at the idle rotating time of an engine, where the intake quantity per cycle becomes large, by providing an auxiliary air duct for by passing a throttle valve installed in a specific position in an intake pas...
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JPH03117663A |
PURPOSE: To improve start-up performance and decrease white smoke and hydrocarbon in exhaust gas by providing an injector which injects air warmed by a heat means and stored in an accumulator tank, to the inside of a cylinder. CONSTITUTI...
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JPH0331888B2 |
PURPOSE:To aim at improvements in combustibility ever so better, by installing a flow control valve, controlled according to engine operating conditions, interposingly in a passage which leads such air as approximating to the atmosphere ...
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JPH0347454U |
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JPH0342054U |
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JPH0337278U |
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JPH0337262U |
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JPH0335250U |
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JPH0313559Y2 |
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JPH0330561U |
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JPH0311385Y2 |
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JPH0311418Y2 |
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JPH0325819U |
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JPH0319896B2 |
PURPOSE:To prevent the hunting phenomenon of a control valve by controlling the valve in the operation condition where an engine load is brought close to a set value so that the stability of the operation can be improved, in electronic c...
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JPH0318011B2 |
PURPOSE:To prevent engine stall in deceleration operation with high load by increasing the opening degree of a control valve when a throttle valve is perfectly closed within a prescribed time after engine deceleration, in electronic cont...
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