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JP2006016983A |
To provide a communication connecting/disconnecting means for an engine which can connect/disconnect communication between a port and a combustion chamber without employing reciprocating motion as with a valve for intake or exhaust emplo...
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JP2005330949A |
To achieve compactness, light weight, reduced fuel consumption, reduced inertial resistance, and reduced vibration and noise in a valve device in an internal combustion engine.A valve chamber is provided to communicate with a combustion ...
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JP2005315143A |
To provide an exhaust control device of a compact two-stroke engine with a simple structure.This exhaust control device has a main exhaust passage 3 communicating via a main exhaust port 2 with the inside of a cylinder 1 having the axis ...
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JP2005282559A |
To avoid reciprocating motion of parts and convert to rotary motion.A rotor 4 is formed into an egg shape in which a lead is sharpened, an exhaust rotary valve 1 is provided to contact a circumference between an exhaust frame 25 and a fi...
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JP2005264904A |
To provide an intake/exhaust gas device for an internal combustion engine for improving the output of the internal combustion engine and fuel consumption.The air intake/exhaust device 1 for the internal combustion engine comprises a cyli...
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JP2005264903A |
To provide a suction and exhaust device of an internal combustion engine capable of being improved for the sealing performance in an combustion chamber of the internal combustion engine, maintaining the durability of a rotary valve.The s...
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JP2005527736A |
The invention relates to a valve seal mechanism for a rotatable valve assembly that provides a sealing function between a rotating first valve element and a fixed second valve element as used in a rotary cylinder valve engine. In one emb...
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JP2005233168A |
To provide a high output high performance engine of a small size and light weight and excellent in durability by eliminating restriction of intake and exhaust of an engine.In this three layer rotary disk valve type eight valve engine (in...
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JP2005522162A |
The invention describes devices for performing thermodynamic work on a fluid, such as pumps (340), compressors and fans. The thermodynamic work may be used to provide a driving force for moving the fluid. Work performed on the fluid may ...
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JP2005180191A |
To reduce consumption of lubricating oil and abrasion, in a two-cycle internal combustion engine in which a piston 6 reciprocating in a cylinder 2 opens/closes openings of scavenging ports 7 to the cylinder 2 or openings of exhaust ports...
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JP2005517861A |
A ceramic composite valve seal for a rotary valve assembly for use in internal combustion engines having rotary intake valves and rotary exhaust valves which have a spherical peripheral surface, the valve seal being of two-piece construc...
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JP2005515357A |
A housing assembly for a rotating cylinder valve engine comprising a rotary cylinder and a crank assembly, comprises a first casing part and a second casing part each formed with a respective jointing face, the first casing part being fo...
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JP2005513344A |
A cylinder head 12 showing a guideway in which is located a rotatable valve 10, 12 comprising a fluid port operable to effect fluid communication between a cylinder and a fulid manifold in the guideway, whereby rotation of the valve effe...
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JP2005069214A |
To provide a piston engine using an intake/exhaust rotary valve of a spherical rotary valve or a cylindrical rotary valve instead of a piston engine using a mushroom valve.Two auxiliary valves 6 are disposed symmetrical about the center ...
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JP3624631B2 |
To form the reverse tumble eddy in the initial period of the opening of an intake valve, and to reduce the discharge of NOx, by comprising a deflection forming part for deflecting and fluidizing the intake air to an opposite side of a sp...
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JP3622019B2 |
To improve responsiveness of an engine to the opening change of a control valve, to improve combustion of air-fuel mixture in a cylinder, and to compact an intake system and reduce the weight thereof. In a serial multi-cylinder engine 1,...
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JP2005016501A |
To prevent air-fuel mixture or air entering an engine from an intake valve, an intake port from being discharged from an exhaust valve, an exhaust port without being done anything at a time of overlap when the intake valve, the intake po...
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JP2005002980A |
To provide a method to make the actual compression ratio larger than the actual expansion ratio for an engine with 4 cycles, 6 cycles, 8 cycles, 10 cycles or more when it uses a piston valve or a rotary valve.The method according to the ...
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JP2004353641A |
To solve the problem that, since a diesel engine exhausts a black smoke for a while in starting or restoring the speed after decelerating from a usual traveling, it is disagreeable whether or not it is harmful, because air and fuel do no...
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JP3602168B2 |
The process comprises allowing the suspension to flow as a feed stream through a narrow channel or a capillary and to take off part-streams from the wall at the periphery of the channel or the capillary through orifices in the channel wa...
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JP2004332708A |
To obtain a method of adopting a longer effective stroke than an effective compression stroke when using a piston valve or a rotary valve for 4-cycle engines or 6-cycle engines.A valve (a piston valve) or a port (a rotary valve) which op...
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JP3592247B2 |
To solve the problem that a booster as a special machine for recirculating exhaust is necessary in a case of an internal combustion engine with a supercharger, and the problem of the contamination and corrosion of an air supply system oc...
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JP2004278336A |
To allow a pressure accumulating communicating passage to improve control accuracy in the opening-closing timing; and to allow a jetting communicating passage to reduce passage resistance in a 2-stroke cycle internal combustion engine fo...
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JP2004526901A |
A rotary valve internal combustion engine comprising a crankshaft, a throttle ( 23 ), a throttle actuator, a cylinder head ( 7 ), a combustion chamber ( 8 ), and at least one rotary valve ( 1 ). The rotary valve ( 1 ) having at least two...
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JP2004223709A |
To provide a valve assembly having a new and improved valve mechanism, a double combustion chamber device and a fastener driving tool.This valve assembly to be built in the two combustion chamber device of the combustion power type faste...
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JP2004211562A |
To cope with a change in engine specifications while restraining a cost increase.This supply and exhaust device of an engine has combustion chambers 12 to 15 partitioned above cylinders 3 to 6, intake ports 16 to 19 opening in these comb...
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JP2004131835A |
To obtain a material preventing damaging in a part contacted with a lifting part via a spring or the like in the rotating cylindrical outer circumference of a rotary valve even if the rotary valve is rotated for a long time.The material ...
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JP2004108287A |
To improve exhaust emission and combustibility in an internal combustion engine allowing EGR gas to be led into a combustion chamber.This valve gear of the internal combustion engine comprises exhaust valves 30a and 30b formed of ball va...
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JP2004108254A |
To reduce the size of a valve gear and simplify the structure thereof capable of changing a compression ratio.This valve gear of an internal combustion engine comprises intake valves 20a and 20b and exhaust valves 30a and 30b formed of b...
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JP2004092474A |
To quickly raise the temperature of a catalyst, and to reduce a pumping loss at the time of starting from a low temperature, in an internal combustion engine comprising an intake valve 8 and an exhaust valve 9 at a top portion of a cylin...
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JP2004092632A |
To provide a rotary valve that can carry out strokes more accurately than a piston valve (a reciprocating valve via a spring) used in a piston engine, when rotational frequency of an engine becomes high.This rotary valve opens/closes por...
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JP3493054B2 |
PURPOSE: To reduce operating temperature and omit a hardware member by storing a rotating intake valve and a rotating exhaust valve having a spherical surface with a passage respectively into the first and second drum reservoir cavities,...
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JP2004028069A |
To provide an engine for setting an expansion stroke to be longer in stroke than a stroke to truly compress a fuel-air mixture or air when using a piston valve and a rotary valve for a four-cycle engine and a six-cycle engine.A valve and...
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JP2003343292A |
To provide an exhaust timing controller for a two-stroke cycle engine which controls drive of a motor by calculating the engine load without using a throttle opening sensor, and calculating the valve opening of a movable valve as an opti...
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JP2003536013A |
An internal combustion engine having a combustion chamber and a fuel delivery system for delivering fuel into the combustion chamber. The fuel delivery system includes a fuel entry proximate the combustion chamber, a combustion compressi...
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JP2003535260A |
A variable valve timing mechanism for an internal combustion engine comprising at least one rotary valve (1) having at least two ports terminating as openings (2, 3) in its periphery, a cylinder head (7) having a bore in which the rotary...
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JP2003293805A |
To provide an internal combustion engine to realize various additional functions by simple constitution with a high degree of freedom.A rotary structure 2 rotatable and partially exposed to a combustion chamber 12 is situated in a cylind...
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JP2003262137A |
To provide a method for making an actual expansion ratio larger than an actual compression ratio when a piston valve (a reciprocating valve) and a rotary valve are used for a 4-cycle engine, a 6-cycle engine, a 8-cycle engine, and a 10-o...
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JP2003232207A |
To provide a suction and exhaust device situated at the head part of the cylinder of an internal combustion engine which can be reduced in weight and in the number of parts and is of low noise.Two holes 4a4b, and 5a5b communicating with ...
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JP2003232206A |
To provide a suction and exhaust device situated at the head part of the cylinder of an internal combustion engine capable of reducing the number of parts of a lightweight, compact and low noise type.A hole in which a columnar rotary sha...
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JP2003522314A |
A drive shaft assembly is provided for allowing rotation of a drive shaft in a single direction. The drive shaft assembly includes a housing, a drive shaft and an overrunning clutch. The overruning clutch includes an inner race having an...
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JP3428018B2 |
PCT No. PCT/FR94/00503 Sec. 371 Date Jan. 26, 1995 Sec. 102(e) Date Jan. 26, 1995 PCT Filed May 2, 1994 PCT Pub. No. WO94/25743 PCT Pub. Date Nov. 10, 1994Method and devices for controlling the combustion of a four-stroke engine. For eac...
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JP2003201873A |
To provide a method for making a stroke of a piston in a real expansion step at the time of an expansion step longer than that in a real compression step at the time of a compression step, when a piston valve and a rotary valve (Patent A...
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JP2003193843A |
To provide an air adjusting two cycle engine capable of improving fuel consumption and reducing air pollution markedly by eliminating air fuel mixture pushed out of an exhaust port completely until the exhaust port is closed by a piston ...
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JP2003193833A |
To provide an exhaust device for a V-type four-cylinder internal combustion engine having an equal conduit length of each exhaust pipe up to a joining part and allowing a simple handling of each exhaust pipe.In this exhaust device, a sph...
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JP3423023B2 |
PURPOSE: To effeciently perform the exhaust according to the operating state of an engine by controlling an exhaust valve device with the simple structure and separately controlling the opening/closing timings and the angles of rotationa...
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JP2003184518A |
To provide a multi-cylinder internal combustion engine equipped with an engine valve which consists of a rotary valve with a spherical valve element in which more preferable sealability is maintained even when it is used over a long peri...
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JP2003138943A |
To increase the speed of a uniflow two-cycle internal combustion engine having a poppet exhaust valve 6 installed at the top part of a cylinder 2 incorporating a piston 3 and a scavenging port 8 provided in the lower part of the cylinder...
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JP2003129867A |
To surely suppress the deterioration of fuel economy in a low load region without upsizing or making expensive when applying an exhaust turbo supercharger 10 obtained by directly connecting a compressor 10b to an exhaust turbine 10a, to ...
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JP2003120305A |
To provide a rotary combustion motor and a method for operating the same.The rotary combustion engine has a large rotor and two smaller rotors that intersect therewith to form combustion chambers between the large rotor and the two small...
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