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JP2008303870A |
To keep spring repulsion force as small as possible since micro entrance is slightly depressed when the micro entrance gripping a micro rotor provided at each corner of a rotor, a suction rotary valve, and an exhaust rotary valve touches...
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JP2008303869A |
To keep spring repulsion force as small as possible since a rotor, a suction rotary valve, and an exhaust rotary valve touch and rotate with a micro entrance depressed, and unnatural force acts on each components if spring repulsion forc...
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JP2008304049A |
To reduce resilience of a spring as much as possible since a large force is exerted on a fine movable piece at the time of a combustion stroke of a perfect-circle rotary engine and the spring having large resilience is required.A groove ...
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JP2008303871A |
To keep spring repulsion force small since a rotor, a suction rotary valve, and an exhaust rotary valve touch and rotate with a micro entrance depressed, and unnatural force acts on each components if spring repulsion force is large, alt...
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JP2008196346A |
To obtain good low frictional sliding characteristics in a sliding member in which a fluid lubricant comes out to an end in the width direction of a sliding face having a Cr plating film including cracks on the surface.In the Cr plating ...
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JP2008185027A |
To provide a rotary internal combustion engine controlling flame propagation and fuel/air mixing in order to increase combustion efficiency.A rotor for use in the rotary internal combustion engine comprises: an opening 28 configured to r...
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JP2008169701A |
To solve the problem wherein there is a loss in combustion gas expansion energy by starting in a stroke cycle of an explosion, exhaust, suction and compression by a stroke of a cylinder and a housing inner shape of determining a combusti...
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JP2008516148A |
A rotary engine with multiple pivotally mounted lobes desmodromically extendible and retractable from a rotor to trace asymmetric volumes for inlet and compression and expansion and exhaust based on the contour of the engine case which t...
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JP2008038703A |
To materialize reduction of noise and vibration, and miniaturization of a rotary engine.A plurality of rotors 2a - 2d are stored in a common space enclosed by a rotor housing 1 and side housings 4a, 4b. Eccentric parts 3a - 3d rotatably ...
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JP2008031977A |
To prevent compressed mixed gas and combustion gas from leaking out by removing gaps between a rotor and intake valve, and the rotor and an exhaust valve.In a seal for a true circle rotary engine, circular holes which are chipped toward ...
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JP2008008199A |
To prevent drop of gas sealing performance between an apex seal top part and a rotor housing inner circumference surface due to displacement of a rotor by inner pressure in an initial stage of explosion in a rotary engine.A section shape...
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JP2007321751A |
To provide a high compression rotary piston engine which can be used as a diesel engine. An eccentric square output shaft 2 is inserted into a major axis bearing 3 of an elliptic rotor 1, and the elliptic rotor 1 performs eccentric slidi...
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JP2007291423A |
To provide a Cr-plated sliding member having both of abrasion resistance and a lower coefficient of friction, by improving the crystal orientation of the Cr-plated sliding member. The sliding member has a plated Cr film thereon containin...
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JP3136698U |
Engine engineering, in particular to operating methods of rotary internal combustion engines and the design structure thereof. The aim of the invention is to increase the economy of fuel and improve ecological properties of an engine usi...
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JP2007224805A |
To provide a low cost side housing excellent in wear resistance in an aluminum alloy side housing for a rotary piston engine. The aluminum alloy side housing for the rotary piston engine includes metal layer composed of single metal havi...
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JP2007518922A |
An electromagnetic array assembly incorporated into an internal combustion engine, the engine including a three-dimensional and substantially cylindrical shaped outer casing within which a plurality of piston driven cylinders are mounted...
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JP3941072B2 |
To provide a multi-air space type rotary engine which excels more in performance than other internal combustion engines currently in actual use such as a reciprocating engine, a Wankel type rotary engine, and a gas turbine engine, each o...
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JPWO2005042942A1 |
By separating the compression strokes, an engine capable of operating in four quadrants is provided. Conventional internal combustion engines require a starter, an idle speed control valve, a start clutch or a torque converter. In additi...
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JP2007506894A |
A rotary engine comprising a stator and a rotor, in which the stator presents a chamber the surface of which presents circular symmetry about a stator axis and the rotary presents an axis of rotation eccentric to the stator axis and is f...
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JP3885071B2 |
To provide a hydrogen engine, in which a valve structure built into a head of a cylinder is simplified, and the control of timing of injecting the hydrogen gas into a combustion chamber is facilitated. A nozzle loose fit hole 14b is form...
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JP3876389B2 |
To provide an internal combustion engine capable of realizing high compression ratio without causing damage to each part of the engine due to knocking. In this internal combustion engine, suction strokes, compression strokes, explosion s...
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JP2007501354A |
Rotary internal combustion engine or pump (10) including a main body (11) having a void (15) with a peripheral wall (32, 34), a major rotor (14) having a first rotation axis (16), at least one outer peripheral wall (13) portion radially ...
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JP3861224B2 |
To provide a vehicle capable of flying freely by door-to-door in air by using space as three dimensions. Two fan ducts 3 whose upper and lower surfaces are opened and in which a fan 9 is arranged on the upper part are arranged respective...
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JP2006526096A |
A rotary engine ( 2 ) comprises a housing ( 16 ) having a male rotor ( 4 ) having a plurality of projecting lobes ( 12 ) and a female rotor ( 8 ) having a plurality of cavities ( 14 ). The male ( 4 ) and female rotors ( 8 ) are mounted f...
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JP2006518824A |
A compound cycle engine (10) comprises a compressor (19) and a turbine section (16 & 20), and at least one cycle topping device (12) cooperating with the turbine section (16 & 20) to provide power. The cycle topping device (12) has an ou...
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JP2006052721A |
To prevent leakage of gas between a rotor and an intake chord part by isometric rotation of a rotor, an intake valve, and an exhaust valve.A rotor tip is arc shape, and rotor front end part and intake chord part are brought into contact ...
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JP2006017098A |
To provide a seal of a perfect circle rotary engine in which both a rotor and an intake valve can rotate smoothly, and a combustion gas does not leak.A seal 21 that is comparatively heat-resistant and forms an elastic body is adhered to ...
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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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JP2005171803A |
To remove defects of practically used internal combustion engines such as a reciprocating engine, a rotary engine, a gas turbine engine, and most popular 4-cycle reciprocating engine, each of which has both merits and demerits.The rotary...
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JP2005090469A |
To solve the problem that a rotor for a rotary engine has a complicated basic shape requiring complicated machining work and after-cutting process for adjusting a compression ratio.The rotor for the rotary engine adopts a circular rotary...
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JP3626455B2 |
A rotary-turbine internal combustion engine, having working members that make oscillatory movements about an axle fixed to a rotor using carriers that couple the working members and a guide on a body, makes it possible to provide good sm...
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JP3598546B2 |
PURPOSE: To prevent the wearing, damages and falling of the side seal and to prevent the wearing of the opening edge of an exhaust port by preventing the corner seal side edge part of a side seal from suddenly falling into the opening pa...
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JP2004308639A |
To eliminate inefficiency due to dispersion or concentration of energy in an existing rotary engine.A round elliptic rotor is rotated in a round regular triangle smoothly, thereby improving energy efficiency.
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JP2004530828A |
Engine engineering, in particular to operating methods of rotary internal combustion engines and the design structure thereof. The aim of the invention is to increase the economy of fuel and improve ecological properties of an engine usi...
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JP2004263682A |
To provide a rotary engine having high efficiency and lower fuel consumption that provides low speed variation in each operation process of suction, compression, explosion, and exhaust of the rotary engine operated more slowly than a rec...
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JP2004245093A |
To provide a rotary engine for generating a large rotation torque by occurrence of a moment arm since a moment of explosion.In the rotary engine, a dividing seal 10 for dividing a working chamber 4 in a compressing process to front and b...
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JP2003247424A |
To suppress as much as possible a crack occurrence of a combustion chamber around an ignition plug, in which an ignition timing of a multi-point ignition engine is early.A rotary housing of an rotary piston engine 12 is provided with an ...
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JP3441818B2 |
PURPOSE: To improve mechanical efficiency, reduce a cost, and enable smooth rotation by being brought in rolling-contact a roller with a cam surface. CONSTITUTION: A rotary type engine is provided with a rotor cam 2 which is provided wit...
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JP2003524722A |
A charge cooled rotary engine includes a housing, a first end plate, and a second end plate. The housing and end plates combine too define a closed chamber. A rotor disposed within the housing includes three flanks, a cylindrical hub, an...
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JP3392183B2 |
PURPOSE: To reduce an internal EGR amount and the occurrence of resistance of an exhaust passage by opening exhaust ports to respective side housings on both sides of a rotor housing, in an engine wherein exhaust port is opened to at lea...
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JP3385273B2 |
A charge cooled rotary engine includes a housing (204), a first end plate (206) and a second end plate (208). The housing and end plates combine to define a closed chamber (210). A rotor (202) disposed within the housing includes three f...
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JP2003507630A |
A rotary device having at least one variable volume cavity (16); the volume of said cavity (16) varying cyclically during operation of said device; said variable volume cavity (16) comprised of an unswept volume portion (17); the volume ...
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JP2002227609A |
To provide a hybrid engine and hybrid vehicle having a small size, which are low in cost, having high thermal efficiency, super low specific fuel- consumption and low-pollution.In this hybrid engine and hybrid vehicle, a rotary steam eng...
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JP2002227655A |
To provide a high efficiency rotary engine, small-sized, lightweight, having a high output, and extremely low in fuel consumption and in environmental pollution.In this high efficiency rotary engine, a rotary piston 28 is housed in an op...
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JP2001207859A |
To provide an engine reducing a loss of inertia force, smoothing rotation by reducing a mechanical loss, capable of reducing the size, weight and a cost and capable of obtaining high efficiency and high output.A circular rolling piston h...
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JP2001132467A |
To provide easy airtight maintenance, a reasonable operation structure to a cut off device for obtaining a rotary power and an easy manufacturing, in a rotary piston type internal combustion engine. In a rotary piston type internel combu...
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JP2000220401A |
To improve sealed properties of the apex seal part of a rotary engine. An apex seal 20 is arranged in the rotor top part of a rotor 7 and is in sliding contact with a rotor housing 1. A leading side auxiliary seal 30 and a trading side a...
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JP2000080902A |
To facilitate increasing/decreasing control of an output torque, and improve transmitting efficiency of power by providing with first and second shaft rotated in a cylinder, arranging a pair of fins for partitioning a cylinder on each sh...
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JP2975970B2 |
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JP2902316B2 |
PURPOSE: To easily secure abrasion resistance of an aluminium alloy made side housing internal surface sliding on a seal member of a rotor and to simplify recovery in the case when it is abrased. CONSTITUTION: It is an aluminium alloy ma...
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