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JP6370214B2 |
A rotary engine comprising a housing having a working cavity, a shaft having an eccentric portion, a rotor (2902) having a first axial face, and a second axial face opposite the first axial face, the rotor (2902) disposed on the eccentri...
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JP6368720B2 |
An internal combustion rotary engine includes an air passage configured to allow cool air to flow through the rotor as the rotor moves relative to the housing within the engine. Some embodiments include a removable fuel cartridge.
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JP2018112099A |
To provide a combustion structure of a vane type internal combustion engine which causes complete combustion in a combustion method in which a temperature and a pressure are provided to a mixed gas in advance to improve fuel consumption ...
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JP2018516340A |
The present disclosure provides a rotating machine. This includes, in one embodiment, a rotatable shaft that defines the central axis A. The shaft has a first end and a second end. The shaft may have a first hub disposed on it and having...
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JP2018509549A |
A rotor (10) for a rotary engine that includes three rotor flanks (12) arranged in an approximately equilateral triangle, each rotor flank (12) having a front edge (16) and a trailing edge (17). The front edge (16) of at least one of the...
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JP6292458B1 |
To reduce the weight of a vane of a vane engine so as to have heat resistance and ultra-high speed rotation, and to inject gas from the vane tip sliding surface so that the vane tip sliding surface and the inner surface of the case do no...
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JP6266625B2 |
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JP6241814B2 |
To resolve disadvantage of a rotary engine that its fuel consumption is poor even though the rotary engine has a feature of small-size and high output as compared with that of 4-cycle engine.A 4-cycle engine compresses mixture gas in the...
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JP2017172574A |
To provide one stroke internal combustion engine in which a smooth and high efficient clean exhaustion is realized.There are provided a cylinder main body 10 and a power wheel 20. The cylinder main body has a circular cylinder 101. A cyl...
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JP6190453B2 |
The invention relates to seal assembly for a rotary piston internal combustion engine comprising a rotating block (11) of a rotational shape with radially situated cylinders (12) with pistons (13) and an outer stationary case (10) with a...
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JP6169784B2 |
A rotary internal combustion engine, comprising at least one first and second piston, hub and side-disk assembly set each of the piston, hub and side-disk assembly sets having first and second pistons that are fixed on a side disk diamet...
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JP6149851B2 |
To prevent a pressing force to a trochoidal face of an apex seal 51 from becoming excessively large after the improvement of gas seal performance while improving the gas seal performance in an initial stage of explosion combustion.An ape...
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JP6146403B2 |
To prevent that a pressing force to a trochoidal face of an apex seal at a trailing side of a combustion operation chamber located at a position in the vicinity of a compression upper dead point becomes excessively large accompanied by t...
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JP6142862B2 |
To increase wear resistance to secure high-reliability of durability in a sliding structure combining a first sliding member such as an aluminum alloy rotor with a second sliding member such as an apex seal stored in the rotor groove the...
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JP6136844B2 |
To provide a rotary piston engine which can enhance combustion stability of fire retardant gas containing large amount of inactive component.A rotary piston engine includes a rotor 5 having a recess 20 formed on an outer peripheral surfa...
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JP6137018B2 |
To reduce a cooling loss to a high degree.A rotary engine 1 is equipped with a rotor 5 stored in a rotor storage chamber 6, and formed with a recess 20 on each flank surface 5a; and an injector 15 which directly injects a fuel to an oper...
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JP6136986B2 |
Disclosed is a vehicle power generating apparatus which comprises: a generator; a rotary engine configured to serve as an engine for driving the generator, and installed in the vehicle in a posture where an output shaft thereof extends i...
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JP6131937B2 |
To properly distribute cooling liquids to a hot zone and a cold zone, and to compactly arrange a control valve for controlling flow rates of the liquids.A cooling device of a rotary piston engine comprises a circulation route for circula...
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JP6107797B2 |
To provide a cooling device of a rotary piston engine improved in cooling performance of ignition plug hole wall portions in the rotary piston engine.A cooling device of a rotary piston engine 1 includes a plurality of water jackets 12 f...
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JP6107800B2 |
To prevent a pressing force to a trochoidal face of an apex seal 51 from becoming excessively large after the improvement of gas seal performance while improving the gas seal performance in an initial stage of explosion combustion.An ape...
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JP6107798B2 |
To enhance cooling property of an operation device such as a turbocharger while promoting warming-up of a rotary piston engine and achieving effective cooling of the engine.A cooling device of an engine 1 comprises a circulation path for...
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JP6098617B2 |
To constitute an oil supply mechanism for supplying an oil to a gas seal portion of a rotor while improving mountability of a rotary piston engine and improving performance.A rotary piston engine 1 is disposed so that a long axis Y of a ...
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JP2017036722A |
To solve such the problem that conventional internal combustion engines are inefficient while being situated in a cold state immediately after start-up and need to be warmed to optimal temperature as quickly as possible.An internal combu...
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JP6072784B2 |
A piston assembly is disclosed. In one aspect, the piston assembly includes a rotary piston, wherein the rotary piston comprises a first axis of rotation, a central bore having bore axis and at least two curved first constraint surfaces,...
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JP2016211522A |
To eliminate leakage of compression gas at a spark plug hole of a rotary engine and perform ignition at a combustion chamber.Since a spark plug for a conventional Wankel type rotary engine has an integral formation of a central electrode...
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JP2016532812A |
MMC materials for rotary engines 10, 510, and rotary engines with improved cooling are provided. Rotary engines 10, 510 are composed of rotors 20, 520 having inside and outside separated by multiple rotor surfaces 68, 568, rotor chamber ...
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JP6004291B2 |
To provide a rotary piston, a piston engine equipped with the rotary piston, and an engine device equipped with the piston engine.A rotary piston is equipped with a piston body having a triangular vertical cross section, large and small ...
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JP6002247B2 |
A first fuel charge having low reactivity (low cetane number) is injected into a rotary engine, such as a Wankel engine, sufficiently early during the intake stroke that a subsequent higher-reactivity injected fuel charge forms one or mo...
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JP5964848B2 |
A rotary piston machine is disclosed. In one aspect, the machine includes a piston chamber that is defined in a housing by a first sidewall, a second sidewall and a peripheral wall interconnecting these sidewalls and a rotary piston that...
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JP2016098655A |
To provide a Wankel type rotary engine that can solve problems of hindering rotation of a rotor.Inside of a rotor housing 1 is partitioned into an intake chamber 1A, a combustion chamber 1B and an exhaust chamber 1C by a rotor 2. When a ...
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JP2016061275A |
To improve mountability of a rotary piston engine on a vehicle and furthermore to improve the performance of the engine.An on-vehicle rotary piston engine comprises a rotary piston engine body (rotary piston engine 1) which is mounted on...
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JP5894224B2 |
To improve high-speed rotation performance by making a flow of a working gas from one cylinder performing suction/compression strokes to the other cylinder performing combustion/exhaust strokes smooth.A rotary turbine engine is equipped ...
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JP2016502018A |
The present invention refers to a rotary spark-ignition engine having two centers of rotation. The engine has a stator center (A1) with chambers (1, 2), a first side cover (A2) and a second side cover (A3), the chambers being an expansio...
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JP5817986B2 |
To provide a rotary piston engine capable of suppressing deterioration in oil consumption.A rotary piston engine 1 includes a rotor housing 2, a side housing 3, and a rotor 6, which has three top parts 10 housed in a rotor housing chambe...
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JP5737076B2 |
To improve the thermal efficiency of a rotary piston engine by restraining combustion delay of an leanized air-fuel mixture, restraining combustion delay of a trailing side air-fuel mixture derived from squish flow for reducing cooling l...
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JP2015514175A |
The present disclosure provides an engine or pump that includes a rotatable shaft that defines a central axis A, the shaft having a first end and a second end. The shaft can have an elongated first island placed on it. The first island c...
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JP5694771B2 |
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JP5685856B2 |
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JP5672198B2 |
To improve the thermal efficiency of a hydrogen rotary piston engine by reducing both cooling loss and exhaust loss.The hydrogen rotary piston engine includes: a rotor housing 3 having a trochoid inner circumferential surface 3a; a rotor...
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JP5662996B2 |
A two stroke internal combustion engine (1) incorporating an asymmetric exhaust port/transfer port inversion device (2) characterized in that the device includes a hollow flap valve (100) adapted to pivot about a hollow pivot shaft (101)...
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JP2014227993A |
To attain improvement of maintainability, downsizing and weight saving of an engine without requiring a crank shaft and a valve in the internal structure of the engine, and to save resources by using a general purpose type engine capable...
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JP5635061B2 |
An internal combustion engine, and more particularly a rotary internal combustion engine, is provided with said engine having multiple combustion chambers delimited by piston heads and an engine housing wall that defines at least a secti...
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JP5619299B2 |
A rotary engine and a rotary unit thereof are provided. The rotary engine includes an air-compressed rotary unit provided in an engine body and a power rotary unit moving in coordination with the air-compressed rotary unit. Each rotary u...
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JP5563370B2 |
The invention relates to a rotary piston engine, in particular a rotary engine of trochoidal design, with a side disk (4) on the exhaust side and a rotary piston (6) with at least of one, and preferably three, through-flow openings (6) t...
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JP5544970B2 |
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JP5531596B2 |
To suppress abnormal combustion in middle and high rotation areas (I) with supercharging pressure increased and also to ensure engine output in a low rotation area (II) where the supercharging pressure tends to become insufficient, in an...
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JP5496346B2 |
A rotary engine includes a first transfer duct between a first rotor section and a second rotor section. A second transfer duct is between the second rotor section and the first rotor section. A supplemental compounding control valve sel...
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JP5480730B2 |
To provide a vane type internal combustion engine improving the airtightness of vanes, having a simple structure with less friction and free from maintenance without using lubricating oil.In the airtight structure 100 of the vane type in...
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JP5463522B1 |
To output a powerful angular moment by a round engine in which a return stroke of a reciprocating engine is omitted and the engine is rotated in the same direction to execute 4-cycle strokes.Right and left symmetrical and cylindrical con...
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JP2014504691A |
The invention relates to a rotary heat engine that consists of a hollow stator, the inner surface of which has a series of opposite deformations, and also has a cylindrical rotor on the perimeter of which are opposite recesses, defining ...
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