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JPH11141340A |
To reduce the exhaust interference pressure wave of the other cylinders in a low rotation area and to optimize the exhaust inertia effect in a high rotation area in an exhaust piping merging part. The first exhaust pipings 1-1 through 1-...
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JP2892305B2 |
To correspond to a complex shape aiming at improvement of performance and reduce cost and lighten an intake manifold. This intake manifold is furnished with a cover body 1 from which a cover flange part 31 is removed by a surge tank S, a...
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JP2892700B2 |
The present invention relates to a V-type internal combustion engine with a surge tank (16) of an air intake system disposed between the cylinder banks (4a, 4b) of the engine, wherein each intake distributing pipe (20) extends in a curve...
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JP2888184B2 |
To provide a variable intake system which smoothes relative motion between a variable intake pipe and a fixed intake pipe, to prevent the wear, etc., of fitting face and sealing members. Between a variable intake pipe 4 and supporting ar...
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JP2887982B2 |
PURPOSE:To secure a smooth opening and closing of an exhaust control valve regardless of the vibration of an exhaust pipe. CONSTITUTION:A valve unit 7 is provided at the part where two exhaust front pipes 5 and 6 are communicated, and an...
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JP2888435B2 |
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JP2887877B2 |
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JPH11117818A |
To reduce pressure loss without swelling intake noises or reduce intake noises without swelling pressure loss. An air intake is gradually constricted in cross section from its air intake port 11 to have a narrowest portion 12 measuring a...
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JP2886288B2 |
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JP2885407B2 |
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JPH11107762A |
To enhance the intake volumetric efficiency of air toward the combustion chamber of an internal combustion engine even at the time of very low speed revolution. In an engine 1 having a rotary type variable intake system 41, the position ...
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JPH11107789A |
To suppress occurrence of noise without disturbing exhaust gas flow by supporting and arranging a float valve provided with a substantial streamline shape outside face freely movably in the exhaust pipe length direction inside an exhaust...
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JP2881257B2 |
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JP2593149Y2 |
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JP2879002B2 |
To provide a variable inertia supercharging valve for an intake manifold that is less in the number of part items, lighter in weight and inexpensive in cost. This valve is composed of a partition wall 2 installed in the central inner par...
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JP2877943B2 |
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JP2877502B2 |
An intake system distributes air into cylinders of an internal combustion engine, which are divided into two groups. The cylinders in each group are arranged in the same row so that adjoining cylinders in each row do not fire one after a...
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JP2877490B2 |
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JP2875267B2 |
PURPOSE:To secure the length of the first exhaust pipes for sufficient engine performance by arranging an exhaust control valve at the front below of an engine, curing the first exhaust pipe to be bulged forward from the front face of th...
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JP2876756B2 |
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JP2872791B2 |
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JP2872786B2 |
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JP2873838B2 |
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JP2592283Y2 |
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JPH1172022A |
To improve output and an fuel consumption performance of an engine mounted on a mobile object, at the time of moving (running, flying, sailing) or idling of the engine. Exhaust gas G from an engine is exhausted to the atmosphere through ...
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JP2866463B2 |
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JPH1162595A |
To improve fuel consumption performance by unitedly performing scavenging and noise reduction of an internal combustion engine at the same time, reducing a total energy loss compared to conventional engine operation and sound absorbing, ...
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JP2863927B2 |
A turbocharged engine is provided with a waste gate valve which limits the supercharging pressure in the intake passage downstream of the compressor of the turbocharger not to exceed a predetermined value. The intake passage has first an...
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JP2864365B2 |
An intake manifold positioned between two banks of a V-shaped engine has a structure in which a body section and a connecting section coupled to each other with a plate-like mounting stay interposed therebetween. A support leg integrally...
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JPH1150849A |
To enhance output particularly in a rotation area by forming a communication path communicating both exhaust paths mutually in a partition wall intervening between a main exhaust path and an auxiliary exhaust path, and releasing the comm...
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JPH1150851A |
To provide an internal combustion engine intake device capable of further improving air intake efficiency to respective combustion chambers by dissolving non-isometric of the effective intake pipe length between variable intake device ba...
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JP2858706B2 |
A fuel intake system for a combustion engine of a type having V-shaped first (1L) and second (1R) cylinder banks and also having a crank axis of the crankshaft, which comprises a throttle casing (3) disposed in a center space delimited b...
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JP2857950B2 |
PURPOSE:To make sure of good combustion as reducing the extent of any pumping loss. CONSTITUTION:An intake control valve 13 is set up in an intake branch pipe 8. This intake control valve 13 is fully opened before an intake valve is open...
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JPH1137319A |
To reduce the resistance of a passage at a branch part of the passage where a switching valve is mounted in a pipe line, and increase a degree of freedom of the shape of the switching valve to be built in. A valve body 33 in an intake ma...
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JP2855977B2 |
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JPH1136875A |
To introduce a sufficient amount of air to each cylinder in a simple structure. This intake device is provided with a suction passage 7 to communicate the cylinders 11 and a surge tank 25 of an internal combustion engine, a suction valve...
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JP2853269B2 |
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JP2853270B2 |
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JP2854629B2 |
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JPH1130126A |
To provide an air charging amount controller for improving the rate of fuel consumption and the concentration of smoke, in an internal combustion engine such as a diesel engine provided with an exhaust turbosupercharger. In an internal c...
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JPH1130125A |
To enable selection of a low rotational range exhaust pipe and a high rotational range exhaust pipe by a simple structure even in a multiple cylinder. In an exhaust device of an engine, an engine, a low rotational range exhaust pipe 9 an...
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JP2850596B2 |
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JPH1122472A |
To provide a suction device of an internal combustion engine capable of realizing inertial supercharging until the time of high rotation from the time of extremely low rotation without enlarging a suction system. This device is constitut...
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JPH1122499A |
To maintain an intake charging efficiency of an engine high in spite of dimensional change by manufacturing tolerance and a secular change of an exhaust pipe. Exhaust pipes from each cylinder of an engine 1 are collected to two exhaust p...
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JPH1113475A |
To prevent any condensed oil content from being collected in both first and second intake passage parts even if blow-by gas is led in, in an internal combustion engine's intake system where the second intake passage part is formed so as ...
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JP2846705B2 |
A multiple-cylinder engine has first and second groups of cylinders, the firing order being set so that the cylinders in each group do not fire one after another. An intake system for the engine has first and second groups of discrete in...
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JPH112129A |
To provide an exhaust device for an internal combustion engine in which the number or weight of selector valves or exhaust pipes even in the case of a multi- cylinder internal combustion engine, rolling is prevented, strength of a car bo...
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JPH112123A |
To estimate the mid-bed temperature of a catalytic converter of an exhaust gas system including variable length exhaust pipe. This method uses a sensor 38 which produces speed signals corresponding to the engine 12 speed determined by th...
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JPH112130A |
To provide an exhaust device for an internal combustion engine in which operation failure will not occur even when high temperature exhaust gas passes a communication passage in a rotary body. An exhaust pipe 2 connected to an internal c...
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JP2844241B2 |
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