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JP7223317B2 |
To provide a rotary piston engine capable of improving combustion stability in a low load operation region and the like while preventing dilution gas unevenly distributed in the leading side region to improve fuel efficiency.A rotary pis...
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JP7218022B2 |
The disclosure discloses a topological rotary engine, which relates to the technical field of engines, and includes a first transmission mechanism, a second transmission mechanism, a valve mechanism, a rotor, and a cylinder. The rotor is...
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JP7200794B2 |
The sealing property of a seal structure used in an internal combustion engine is improved. The seal structure is provided with an annular mating surface seal (40). The mating surface seal (40) has self-tensioning force that acts in a di...
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JP7188290B2 |
To improve sealability of a seal structure used in an internal combustion engine.An apex seal 80 is held by a first wall surface member 24b to seal between the wall surface member 24b and a housing. An outer peripheral seal 190 seals bet...
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JP2022183648A |
To achieve both suppression of breakage associated with reverse rotation of a rotary engine and suppression of erroneous determination of reverse rotation of the rotary engine.A control device for a rotary engine 3 includes a motor mecha...
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JP7180548B2 |
To avoid a collision of a piston member.An engine device includes: a rotary piston type engine; and a control device which controls the engine device. The engine includes a first piston member and a second piston member. The engine devic...
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JP7177390B2 |
To provide a rotary piston engine capable of achieving both acceleration responsiveness and securing of a space for disposing an injector while improving fuel efficiency.A rotary piston engine comprises: a rotor 3a; a rotor housing 5a; a...
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JP7159820B2 |
To provide a rotary piston engine capable of improving combustion stability in a low rotation operation area.A rotary piston engine includes: a rotor 3a; a rotor housing 5a; a side housing 6a and an intermediate housing 6c that are dispo...
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JP7159934B2 |
To provide an internal combustion engine that can prevent the backflow of gas to a suction pipe.When the combustion chamber A switches from an incommunication state to a communication state with a suction pipe 6, a gas pressure in the co...
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JP7159661B2 |
To provide a rotary piston engine for improving its thermal efficiency with an advanced combustion gravity center by enabling advanced ignition and a shorter ignition delay period.A recess 7 in an outer peripheral face 2a of a rotor 2 in...
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JP2022544861A |
an internal combustion rotary engine has: at least one combustion chamber; a flywheel; at least one piston provided on this flywheel; two or more barrier elements; and a perimeter capacitance between the barrier elements. A portion of th...
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JP7156128B2 |
To enable optimal adjustment of a compression ratio.An engine device is equipped with a rotary piston type engine. The engine includes a cylindrical housing, a first piston member rotatably supported in the housing, and a second piston m...
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JP2022544188A |
A rotary engine, components thereof, and methods associated therewith. The engine is modular and adjustable to accommodate various requirements and preferences. The system includes a combustion assembly having a housing and a power rotor...
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JP7143821B2 |
To improve sealability of a seal structure used in an internal combustion engine.A first piston member 24 is formed with an annular rotor groove 244 where a part of a facing surface 240 facing a second piston member 28 is recessed. A sea...
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JP7142096B2 |
Mechanism for transforming rotating to reciprocating motion, or vice versa, comprising a first annular component (1) and a second annular component (3) coaxially located, the first beside the second, along a longitudinal axis (ΔA), wher...
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JP7130285B2 |
An engine includes a housing and a combustion assembly. The combustion assembly includes an annular bore and a combustion piston assembly disposed within the annular bore. The combustion piston assembly includes a set of pistons, a first...
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JP2022528656A |
Pistons can be arranged to move within the cylinder to define a variable volume chamber and expand in two directions under the influence of pressure within the variable volume chamber to provide a seal to the cylinder. The piston can inc...
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JP7078907B2 |
To reduce an abrasion loss.A seal structure includes a circular oil seal 70 disposed at the radial inner side of combustion chambers A to D. A center 70C of the seal member 70 is offset relative to a rotation center axis AX of a first pi...
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JP7047736B2 |
According to the present invention, apex seals (50), (80) are held by a square first wall surface member (24b) of a first piston member (24). The apex seal (50) is in contact with a second piston member (28) and seals the gap between the...
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JP2022519442A |
The present invention relates to a structural arrangement of fixed or vehicle-mounted universal internal combustion engines for machines (arranjo estrutural para um motor de combustao interna universal) that can use different types of fu...
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JP6994301B2 |
To provide an opening/closing mechanism such as a camera diaphragm or a fastening mechanism such as an aperture variable spectacle camera, capable of setting opening and closing ports to optional polygonal shapes in the opening/closing m...
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JP2022501543A |
The internal combustion engine is equipped with a plurality of engine units (50A to 50C), each of which has a work space (11). In the work space, two rotary pistons (20, 30) mesh with each other and flow into the work space (11). It is a...
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JP6986727B1 |
[Theme] Provided is an engine capable of more directly outputting the explosive energy due to the combustion of the air-fuel mixture as rotational power and more preferably causing the combustion of the air-fuel mixture. The engine 10 ac...
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JP6962292B2 |
To highly accurately control a rotational position of a plurality of pistons rotationally sliding in a housing with a simple configuration.A controller executes control processing comprising: acquiring a rotational position (S100); calcu...
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JP6950649B2 |
To improve sealability of a seal structure of an internal combustion engine.A seal structure includes: an annular ring seal 40 which seals an inner periphery part of a combustion chamber; a piston seal 50 which is held by a second wall s...
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JP6950650B2 |
To efficiently cool an engine during operation of the engine.A cooling device 50 includes: an oil pump 38 which supplies a working fluid to a housing 4; and a discharge part which is provided at the housing 4 and discharges the working f...
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JP2021139326A |
To provide an internal combustion engine capable of reducing loss during operation.When the pressure rise in a combustion chamber C1 in a compression stroke causes rotational drive of a preceding rotor PR, a movement amount and a rotor w...
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JP6894981B2 |
A variable volume chamber device is disclosed. The chambers may be defined by the space between four pivotally connected vanes contained within two side plates. The vanes may be connected so as to create a sealed interior chamber that ma...
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JP2021513628A |
The rotary piston engine comprises a housing (10) forming an internal space (11) and at least two rotary pistons (20, 30) located in the internal space (11). An inlet opening (13) and an outlet opening (15) are formed in the internal spa...
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JP2021050720A |
To provide an internal combustion engine which enables a pair of rotary piston members to be properly arranged.A housing 4 which houses a first piston member and a second piston member has an exhaust port 4p serving as an outlet of a gas...
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JP6822944B2 |
A rotary piston and cylinder device having a rotor, a stator and a shutter disc, the rotor including a piston which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylinder space, the shutte...
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JP6796748B1 |
To provide a rotary engine system including a brown gas generation system. This brown gas rotary engine system utilizes the explosive detonation function of brown gas generated by electrolysis of water, and is composed of a rotor 7, a ro...
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JP2020183747A |
To provide a rotary engine which is smooth in rotation, compact in a size, and can supply power without using a special processing technology or a special raw material by enhancing the combustion efficiency of the internal combustion eng...
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JP2020531734A |
A rotary internal combustion engine motor comprises a stator (S) that houses a compartment (102) defined by two opposing planes and an annular surface with an elliptical shape, and inside the stator (S), the rotor. The (R) rotates and th...
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JP2020157976A |
To stably maintain combustion of an engine.A control device reduces regenerative torque generated in a first rotary electrical machinery when a control quantity on the rotation of a first piston member is less than a target value when th...
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JP6753892B2 |
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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JP2020125724A |
To provide a rotary engine which achieves better energy efficiency.A rotary engine 1 of the invention includes: a first housing 10 which houses a rotor 11 therein and suctions and compresses a working gas; at least one second housing 20 ...
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JP6718917B2 |
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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JP2020097914A |
To provide an engine with a turbocharger which can further enhance fuel economy.An engine with a turbocharger having the turbocharger 70 including a turbine 72 and a compressor 71 comprises: a first exhaust port 13 and a second exhaust p...
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JP2020084949A |
To provide an internal combustion engine capable of accelerating cooling of a piston member.A first wall surface member 24b of a first piston member 24 has a hollow part 24e inside. The hollow part 24e opens toward the side opposite to a...
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JP2020033975A |
To control the rotation of a plurality of pistons which rotationally slide in a housing so as to bring about a prescribed combustion state.A control device performs processing which includes: a step (S102) for acquiring a rotation positi...
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JP2020029858A |
To provide a rotary engine of high efficiency, capable of burning only a gas of a combustion chamber by dividing an operation chamber into a non-combustion chamber and the combustion chamber without disposing a special seal in the Wankel...
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JP6640201B2 |
A rotary motor (10;1 10) is described, comprising a stationary cylinder housing (12;1 12) having an internal mainly circular rotor (20;120) mounted on a drive shaft (14;1 14) and where the rotor (20;120) is equipped with a piston (16;1 1...
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JP2020008016A |
To provide a rotary type internal combustion engine in which an auxiliary combustion chamber is formed in a piston part, and a compression gas introduction mechanism and a combustion gas injection mechanism are provided on a housing side...
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JP6625607B2 |
A rotary piston and cylinder device (1) comprising a rotor (2), a stator and a shutter disc (3), the rotor comprising a piston (5) which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylin...
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JP6618936B2 |
To provide a cooling structure of a vane type internal combustion engine which achieves good cooling efficiency.A cooling structure of a vane type internal combustion engine includes: a housing 20; a rotor 200 which is incorporated eccen...
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JP6618937B2 |
To provide a supercharged air passage opening/closing structure of a vane-type internal combustion engine capable of improving air intake/exhaust efficiency and reducing costs.A supercharged air passage 23, in which compressed air genera...
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JP2019203453A |
To achieve reduction of vibration of a machine body including an engine 1 and an exhaust muffler 3.An engine 1 and an exhaust muffler 3 are disposed opposing each other in a direction of an output shaft of the engine 1. A low rigidity pa...
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JP6597728B2 |
To provide an engine in which driving force of a turbine can be more effectively enhanced.A first exhaust passage part 54 connected to a first exhaust port 13, and a second exhaust passage part 51 connected to a second exhaust port 14 wh...
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JP6587156B2 |
To provide a rotor structure of a vane type internal combustion engine which enables processing and assembly at low costs.A rotor structure K of a vane type internal combustion engine includes: vanes 20 which may slidably contact with an...
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