WO2014046005A1 - Moteur à combustion interne - Google Patents

Moteur à combustion interne Download PDF

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Publication number
WO2014046005A1
WO2014046005A1 PCT/JP2013/074680 JP2013074680W WO2014046005A1 WO 2014046005 A1 WO2014046005 A1 WO 2014046005A1 JP 2013074680 W JP2013074680 W JP 2013074680W WO 2014046005 A1 WO2014046005 A1 WO 2014046005A1
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WO
WIPO (PCT)
Prior art keywords
main
sub
internal combustion
cylinders
combustion engine
Prior art date
Application number
PCT/JP2013/074680
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English (en)
Japanese (ja)
Inventor
善和 東
Original Assignee
東 勇樹
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 東 勇樹 filed Critical 東 勇樹
Priority to JP2014501129A priority Critical patent/JP5876136B2/ja
Publication of WO2014046005A1 publication Critical patent/WO2014046005A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C3/00—Rotary-piston machines or engines with non-parallel axes of movement of co-operating members
    • F01C3/02—Rotary-piston machines or engines with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B73/00—Combinations of two or more engines, not otherwise provided for
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to an internal combustion engine that can be used as a driving means for automobiles, construction machines, factory equipment, or other various mechanical devices.
  • Patent Documents 1 and 2 not only have a large number of open / close valves, but also require a mechanism for opening / closing them, so that the structure is complicated. Further, in the internal combustion engines described in Patent Documents 1 and 2, a part of the output obtained by the explosion of the fuel is consumed for performing the opening / closing operations of the plurality of on-off valves, which may cause deterioration in energy efficiency. .
  • the problem to be solved by the present invention is to provide an internal combustion engine having a small valve mechanism, a simple structure, and high energy efficiency.
  • the internal combustion engine of the present invention includes a main cylinder formed by connecting two cylindrical members that are continuous so that the shaft centers form a circle, and the respective shaft centers intersect at right angles at two locations, and A pair of main pistons rotatably disposed in the main cylinder while maintaining an interval of 180 degrees, a ventilation path provided in a state where the main cylinder communicates with an intersection of the main cylinders, and the main cylinder A sub-cylinder connected in a state in which the shaft center of the main cylinder and the shaft center cross each other at positions equally spaced from the intersecting portion of the cylinder, and a sub-piston disposed rotatably in the sub-cylinder Injection means for injecting fuel into the ventilation path, synchronization means for interlocking rotation of the main piston and rotation of the sub-piston, and the main piston And output means for taking out a ton and rotation force of the sub-piston, characterized by comprising a.
  • the output means includes a circular rack gear arranged to be rotatable in conjunction with the main piston in a state of being concentric with the rotation path of the main piston, and a gear portion that meshes with the rack gear and rotates. It is desirable to provide an output shaft.
  • a circular sub-rack gear that is arranged to be rotatable in conjunction with the sub-piston in a state of being concentric with the rotation path of the sub-piston, and a rotation that transmits the rotation of the rack gear to the sub-rack gear It is desirable to provide a transmission mechanism.
  • FIG. 1 is a perspective view schematically showing a schematic configuration of an internal combustion engine according to an embodiment of the present invention.
  • FIG. 2 is a partially omitted perspective view of the internal combustion engine shown in FIG. 1.
  • FIG. 2 is a partially omitted perspective view schematically showing a schematic configuration of a main piston and output means constituting the internal combustion engine shown in FIG. 1.
  • FIG. 4 is a partially omitted perspective view of the main piston and output means shown in FIG. 3.
  • the internal combustion engine 100 includes main cylinders 1 and 2, main pistons 5, 6, 7 and 8, compressed air transfer pipes 27 and 28, sub cylinders 3 and 4, Pistons 9 and 10, injection means 50 and 51, synchronization means 70 (see FIG. 5), and output means 60 (see FIG. 3) are provided.
  • the main cylinders 1 and 2 are formed by connecting two ring-shaped cylindrical members having continuous shapes so that the shaft centers form a circle so that the respective shaft centers intersect at right angles at two points. .
  • the main pistons 5, 6 and 7, 8 are disposed in the main cylinders 1 and 2 so as to be rotatable along the axial direction while maintaining an interval of 180 degrees.
  • the compressed air transfer pipes 27 and 28 are provided in a state where the main cylinders 1 and 2 communicate with each other in the vicinity of the intersecting portion of the main cylinders 1 and 2.
  • the sub cylinders 3 and 4 are connected at positions equally spaced from the intersection of the main cylinders 1 and 2 with the axis of the main cylinders 1 and 2 and the axis of the sub cylinders 3 and 4 intersecting each other. Has been.
  • the sub-pistons 9 and 10 are disposed in the sub-cylinders 3 and 4 so as to be rotatable along the respective axial directions.
  • the injection means 50 and 51 have the function of injecting fuel into the compressed air transfer pipes 28 and 27, respectively.
  • the synchronization means 70 (see FIG. 5) is the rotation of the main pistons 5, 6, 7, and 8 and the sub-pistons 9,
  • the output means 60 (see FIG. 3) has a function of extracting the rotational force of the main pistons 5, 6, 7, and 8.
  • the inner diameters of the cylindrical members forming the main cylinders 1 and 2 and the sub cylinders 3 and 4 are all the same, and the diameters of the axial centers of the main cylinders 1 and 2 forming a circle are the same. And the diameters of the shaft centers of the circular sub cylinders 3 and 4 are the same. Further, the diameter of the axis of the sub cylinders 3 and 4 is set smaller than the diameter of the axis of the main cylinders 1 and 2.
  • the diameter of the axis of the sub cylinders 3 and 4 may be any size, but in this embodiment, it is half the diameter of the axis of the main cylinders 1 and 2.
  • the sub-cylinders 3 and 4 are orthogonal to the main cylinders 1 and 2 at positions equally spaced from the positions where the main cylinders 1 and 2 intersect each other.
  • the output means 60 can rotate in conjunction with the main pistons 5, 6, 7, 8 while being concentric with the rotation trajectories of the main pistons 5, 6, 7, 8.
  • Circular rack gears 11 and 12 arranged, and output shafts 61 and 62 having gear portions 15 and 16 that mesh with the rack gears 11 and 12 and rotate.
  • Bevel gears 21 and 22 are attached to the output shafts 61 and 62, respectively, and these bevel gears 21 and 22 are arranged in mesh with each other.
  • the synchronizing means 70 includes circular sub-rack gears 13, 14 that are arranged to be rotatable in conjunction with the sub-pistons 9, 10 in a state of being concentric with the rotation trajectories of the sub-pistons 9, 10, Rotation transmission mechanisms 71 and 72 are provided for transmitting the rotation of the rack gears 11 and 12 to the subrack gears 13 and 14, respectively.
  • the rotation transmission mechanism 71 includes a rotation shaft 71 a and a gear portion 23 that rotate integrally with the gear portion 17, and a rotation shaft 71 b and a gear portion 18 that rotate integrally with the gear portion 24 that meshes with the gear portion 23.
  • the gear portion 17 is meshed with the rack gear 11 while maintaining an appropriate angle
  • the gear portion 18 is meshed with the subrack gear 13 while maintaining an appropriate angle.
  • the rotation transmission mechanism 72 includes a rotation shaft 72a and a gear portion 25 that rotate integrally with the gear portion 19, and a rotation shaft 72b and a gear portion 20 that rotate integrally with the gear portion 26 that meshes with the gear portion 25.
  • the gear portion 19 is meshed with the rack gear 12 while maintaining an appropriate angle
  • the gear portion 20 is meshed with the sub-rack gear 14 while maintaining an appropriate angle.
  • the main cylinders 1 and 2 and the sub cylinders 3 and 4 display the simplified thickness of the cylindrical members constituting them, and the main pistons 5, 6, 7, and 8 and the sub pistons 9 and 10 have external shapes.
  • the main pistons 5, 6, 7 and 8 have a shape obtained by dividing the donut body into four equal parts in the circumferential direction, and the ends of the main pistons 5, 6, 7, and 8 are as far as possible when they are orthogonal to each other. It is slightly shorter than four equal parts so that they are close to each other and do not come into contact with each other, and both ends have a tapered shape.
  • the sub-pistons 9 and 10 have slightly shorter shapes than those obtained by dividing the donut body into two equal parts, and both ends are pointed in a tapered shape.
  • the main pistons 5, 6, 7, 8 and the sub-pistons 9, 10 described above are arranged in the following state so that they can continue to rotate in a certain direction without contacting each other.
  • the main pistons 5 and 6 are fixed so as to be symmetrical at intervals of 180 degrees on the inner peripheral side of the ring-shaped rack gear 11 that rotates along the outer peripheral track in the main cylinder 1.
  • the main pistons 7 and 8 are fixed to the outer peripheral side of the ring-shaped rack gear 12 that rotates along the inner peripheral track in the main cylinder 2 so as to be symmetrical at an interval of 180 degrees.
  • the main pistons 5 and 6 and the main pistons 7 and 8 are rotated at fixed intervals by pinion gear portions 15 and 16 disposed in power extraction openings (not shown) provided in the main cylinders 1 and 2. It is connected to. Further, the output shafts 61 and 62 of the pinion gear portions 15 and 16 serve as output shafts when the internal combustion engine 100 operates.
  • the sub-piston 9 fixed to the inner side of the subrack gear 13 rotates across the gear parts 17 and 18 and the gear parts 23 and 24.
  • the number of teeth of the gear portions 15, 16, 17 and 18 is the same so that the main pistons 5 and 6 and the sub piston 9 can rotate at a constant cycle without contacting each other. Since the diameters of the sub cylinders 3 and 4 are set to half the diameter of the main cylinders 1 and 2, the main pistons 5 and 6 fixed to the rack gear 11 are fixed to the subrack gear 13 during one rotation.
  • the sub piston 9 rotates twice.
  • the bevel gears 21, 22 and the gear portions 23, 24, 25, 26 have the same number of teeth.
  • the sub-piston 10 fixed to the outside of the subrack gear 14 intersects with each other via the gear portions 19 and 20 and the gear portions 25 and 26. Connected to rotate.
  • the gears 15, 16, 19, and 20 have the same number of teeth so that the main pistons 7 and 8 and the sub-piston 10 rotate at a constant cycle without contacting each other. Since the diameters of the sub cylinders 3 and 4 are halved with respect to the diameters of the main cylinders 1 and 2, the main pistons 7 and 8 fixed to the rack gear 12 are fixed to the subrack gear 14 during one rotation. The sub-piston 10 thus made rotates twice.
  • the output shafts 17, 18 and the rotary shafts 71a, 71b, 72a, 72b are rotatably held by bearings (not shown) of openings provided in the main cylinders 1, 2 and the sub cylinders 3, 4.
  • the periphery of the gear portions 15, 16, 17, 18, 19, 20, 23, 24, 25, and 26 is surrounded by a casing (not shown) that is an oil chamber for lubrication.
  • the portions denoted by A and B are regions where the main cylinders 1 and 2 intersect each other, and the portion denoted by E intersects the main cylinder 1 and the sub-cylinder 3. This is an area, and the part marked with F is an area where the main cylinder 2 and the sub cylinder 4 intersect.
  • a portion denoted by C is a region located in the middle of the regions A and B in the main cylinder 1
  • a portion denoted by D is a region located in the middle of the regions A and B in the main cylinder 2. is there.
  • the main pistons 5 and 6 can rotate in the main cylinder 1 in the direction of the arrow, and the main pistons 6 and 7 rotate in the direction of the arrow in the main cylinder 2.
  • the sub pistons 9 and 10 can rotate in the direction of the arrow in the sub cylinders 3 and 4, respectively.
  • the rotating main pistons 5 and 6 and the main pistons 7 and 8 can pass through the regions A and B alternately without contacting each other in the regions A and B.
  • the rotational phases are shifted.
  • the rotating main pistons 5, 6 (7, 8) and the sub piston 9 (10) can alternately pass through the region E (F) without contacting each other in the region E (F). The rotation phases are shifted from each other.
  • the main pistons 7 and 8 have an opening / closing valve function for closing and opening the areas A and B in the main cylinder 1 during the rotation, and the main pistons 5 and 6 are in the main cylinder 2 by the rotation. It has an on-off valve function for closing and opening the areas A and B in the inside.
  • the main pistons 5 and 6 and the sub-piston 9 have an on-off valve function for closing and opening the region E by their respective rotations, and the main pistons 7 and 8 and the sub-piston 10 have their regions by their respective rotations. It has an open / close valve function to close and open F.
  • the sucked air is compressed between the areas EA in the main cylinder 1, and most of the air is sent into the compressed air transfer pipe 27 and temporarily confined. Thereafter, after the main pistons 6 and 7 are alternately moved in the region A, the compressed air confined in the compressed air transition pipe 27 is sent to the combustion portion of the main cylinder 2, but from the injection means 51 to the compressed air transition pipe 27. By injecting the fuel, explosive combustion occurs in the combustion portion of the main cylinder 2, and the main piston 7 is pressed to generate a rotational force.
  • the burning gas passes through the region D, the burning gas is sent again to the sub-expansion chamber BE of the main cylinder 1 through the combustion gas transfer pipe 32, and this time by the force pressing the main piston 5 here.
  • a rotational force corresponding to the remaining power of the combustion gas can be obtained.
  • the principle of the engine is that when the fuel is burned in the combustion chamber of the same volume with the same volume of intake air, the volume of the engine must be several times larger. This is because there is still room for expansion even when is pushed and the volume is maximized.
  • the auxiliary intake air already sucked into the sub cylinder 3 at the same time as the intake from the main intake port f of the main cylinder 2 is supplied by the auxiliary intake air transfer pipe 30 between the areas AF and compressed. And is sent to the compressed air transfer pipe 28. Then, after the main pistons 5 and 7 are alternately moved in the area A in the main cylinder 1, the compressed air confined in the compressed air transfer pipe 28 is sent into the main cylinder 1 from the injection port d and simultaneously from the injection means 50. The fuel is injected and combustion is performed between the areas A and C in the main cylinder 1, and the main piston 5 is pressed to generate a rotational force. Similarly to the above, while moving between the areas A and C-B, it is sent from the combustion gas transfer pipe 31 to the area BF of the main cylinder 2, and the main piston 8 is pressed and rotated by the sub-expansion here. Force is generated.
  • both combustion gases are discharged from the main exhaust port i and the sub exhaust port 1 as exhaust gases.
  • the intake air from the main intake port f and the air supply from the sub cylinder 3 are also completed through the auxiliary intake air transfer pipe 30.
  • the attachment positions of the auxiliary intake air transfer pipes 29 and 30 to the main cylinders 1 and 2 are set to the main cylinder 1 in the intake compression chambers of the main cylinders 1 and 2, respectively. , 2 and the sub-cylinders 3 and 4 are located close to the region E and the region F.
  • the position of the main cylinders 1 and 2 is determined by providing check valves at necessary positions. It is also possible to change the intake compression chamber to a position close to a region A where the main cylinders 1 and 2 intersect each other, so that the auxiliary intake air is supplied to the main pistons 5, 6, 7 and 8.
  • the fuel injection means 51 and 50 are attached to the compressed air transfer pipes 27 and 28, respectively, which serve as an ignition chamber, and the moment when the compressed air is temporarily trapped is the fuel injection timing.
  • a residual compressed air transfer pipe 33 that communicates the main cylinder 1 and the main cylinder 2 is provided.
  • the residual compressed air transition pipe 33 is formed by intersecting two pistons 7, which intersect a part of the remaining compressed air existing at the tip of the piston 7 to be compressed.
  • the internal combustion engine 100 is functioned as a diesel engine that injects fuel from the injection means 50 and 51 into the compressed air that has become high temperature by compressing the intake air and burns it. It is not limited. That is, it can also be used as a general gasoline engine or the like in which liquid or gaseous fuel other than diesel fuel is mixed with compressed air and compressed, and then ignited with an electric spark for combustion. In this case, when air is sucked into the intake / compression chamber, fuel is also sucked at the same time to create an air-fuel mixture, which is ignited when the air-fuel mixture is compressed and ejected to the combustion chamber through the compressed air transfer pipe It is ignited and burned by the device.
  • the check valve installed in the compressed air transition pipe is located near the inlet of the compressed air transition pipe, that is, close to the compression chamber, but when used as an engine other than a diesel engine. May need to be installed in the vicinity of the outlet of the compressed air transfer pipe, that is, in a position close to the combustion chamber.
  • the attachment position of the ignition device can be either a compressed air transfer pipe or a combustion chamber, and these installation positions can be appropriately selected as necessary.
  • a rack gear 95 is provided on the outer peripheral side of the main piston 93 rotatably arranged in the main cylinder 91, and meshes with the rack gear 95 over substantially the entire outer periphery of the main cylinder 91.
  • a plurality of pinion gears 97 are arranged at predetermined intervals. Since the interval between the plurality of pinion gears 97 is smaller than the length of the rack gear 95 (the length in the rotation direction of the main piston 93), any of the plurality of pinion gears 97 meshes when the main piston 93 is rotating. Thus, the rotational force of the main piston 93 can be output via the pinion gear 97.
  • the output means as shown in FIG. 7A can be similarly employed in the sub-cylinders 3 and 4 and the sub-pistons 9 and 10 described above.
  • a rack gear 96 is provided on the inner peripheral side of the main piston 94 rotatably arranged in the main cylinder 92, and the rack gear 96 is provided over substantially the entire inner periphery of the main cylinder 94.
  • the plurality of meshing pinion gears 98 are arranged at intervals smaller than the length of the rack gear 96 (the length in the rotation direction of the main piston 94). Therefore, as described above, when the main piston 94 is rotating, one of the plurality of pinion gears 98 is meshed and rotated, whereby the rotational force of the main piston 94 is output via the pinion gear 98. can do.
  • the output means as shown in FIG. 7B can be similarly employed in the sub-cylinders 3 and 4 and the sub-pistons 9 and 10 described above.
  • the internal combustion engine 200 includes the internal combustion engine 100 shown in FIG. 1 and a turbine-type rotating device 101 connected to the combustion gas transfer pipes 31 and 32 of the combustion chamber of the internal combustion engine 100.
  • the combustion is started and the rotational force is generated in the section where the main pistons 5, 6 (7, 8) rotate 90 degrees from the start of combustion, respectively, and the remaining 90 degrees until the exhaust start.
  • the gas sandwiched between the main pistons 5 and 6 (7, 8) whose positional relationship is fixed is merely rotationally moved. Therefore, if a gas flow path for allowing the combustion gas to flow outside is provided in the rotational movement section of the main cylinders 1 and 2, and the downstream side thereof is connected to a rotating device that generates a rotational force using the combustion gas.
  • the combustion gas still having room for expansion can be reused as a power generation source.
  • the openings 31a and 32a are opened so that the outside air can be freely taken in. When air is sucked from there, the air is then discharged from the exhaust ports k and l.
  • the piping is branched from the portion of the exhaust port 101a of the rotating device 100 so that a part of the combustion gas taken in and used by the external rotating device 101 is sent into the sub-expansion chamber of the internal combustion engine 100.
  • One of them is an exhaust pipe of the rotating device 101, the other is connected to the sub-expansion chamber of the internal combustion engine 100, and a part of the exhaust gas from the rotating device 101 is sent into the sub-expansion chamber. It is discharged from the mouths k and l.
  • the rotating device 101 described above does not have to be a general internal combustion engine, and has a function of introducing high-temperature and high-pressure combustion gas discharged from the main cylinders 1 and 2 and generating rotational force using the expansion force. A fuel introduction path, an ignition device, and the like are unnecessary. Therefore, the cross cylinder type rotating device 102 shown in FIG. 9A, the moving piston type rotating device 103 shown in FIG. 9B, the multi-cylinder reciprocating type rotating device 104 shown in FIG. It can also be adopted.
  • rotating devices 101, 102, 103, 104 do not add the rotational force generated by the rotating devices 101, 102, 103, 104 to the rotational force of the main internal combustion engine 100, and are separate from the internal combustion engine 100. It can be used as a rotational force generating means.
  • the main internal combustion engine Even when a large load is applied to the rotating devices 101, 102, 103, and 104, and the rotational speed thereof suddenly decreases or the rotation stops, the main internal combustion engine The engine 100 can continue to operate normally without any influence, and the internal combustion engine 100 can continue to operate normally without stopping in (3) and (4).
  • the internal combustion engines 100 and 200 described with reference to FIGS. 1 to 9 are examples of the present invention, and the internal combustion engine of the present invention is not limited to the internal combustion engines 100 and 200 described above.
  • the internal combustion engine according to the present invention can be widely used in various industrial fields as a driving means for automobiles, construction machines, factory equipment, or other various mechanical devices.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

La présente invention concerne un moteur à combustion interne présentant un rendement énergétique élevé, une structure simple et un nombre réduit de mécanismes de soupape. Le moteur à combustion interne (100) selon l'invention comprend : des cylindres principaux (1, 2) constitués de deux éléments cylindriques de forme annulaire raccordés à deux emplacements au niveau d'une intersection à angle droit; des pistons principaux (5, 6 et 7, 8) disposés rotatifs dans les cylindres principaux (1, 2); des tuyaux de transition d'air comprimé (27, 28, 33) conçus de sorte à passer à travers les cylindres principaux (1, 2) à proximité d'une section d'intersection des cylindres principaux (1, 2); des cylindres auxiliaires (3, 4) raccordés de sorte à croiser chacun des cylindres principaux (1, 2) dans un emplacement séparé des sections d'intersection des cylindres principaux (1, 2); des pistons auxiliaires (9, 10) agencés de manière rotative dans les cylindres auxiliaires (3, 4); des moyens d'injection (50, 51) permettant d'injecter du carburant dans les tuyaux de transition d'air comprimé (27, 28); un moyen de synchronisation permettant de lier la rotation des pistons principaux (5, 6, 7, 8) à celle des pistons auxiliaires (9, 10); et un moyen de sortie permettant d'extraire la force de rotation des pistons principaux (5, 6, 7, 8).
PCT/JP2013/074680 2012-09-18 2013-09-12 Moteur à combustion interne WO2014046005A1 (fr)

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JP2012-204636 2012-09-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017187015A (ja) * 2016-04-06 2017-10-12 ゲイダロフ・アスケル・アスケロヴィッチ 回転式内燃機関
JP2018513301A (ja) * 2015-03-25 2018-05-24 ダブリュビー デベロップメント カンパニー エルエルシーＷＢ Ｄｅｖｅｌｏｐｍｅｎｔ Ｃｏｍｐａｎｙ ＬＬＣ ロータリーバルブアセンブリを有する循環ピストンエンジン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618360A (en) * 1925-08-28 1927-02-22 Jr Harrison W Wellman Internal-combustion engine
DE2304333A1 (de) * 1973-01-30 1974-08-01 Agropol Ag Kreisringkolbenmaschine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA803618B (en) * 1979-06-22 1981-07-29 R Whitehouse A rotary fluid machine, such as an engine, a pump, a compressor, a brake

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618360A (en) * 1925-08-28 1927-02-22 Jr Harrison W Wellman Internal-combustion engine
DE2304333A1 (de) * 1973-01-30 1974-08-01 Agropol Ag Kreisringkolbenmaschine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018513301A (ja) * 2015-03-25 2018-05-24 ダブリュビー デベロップメント カンパニー エルエルシーＷＢ Ｄｅｖｅｌｏｐｍｅｎｔ Ｃｏｍｐａｎｙ ＬＬＣ ロータリーバルブアセンブリを有する循環ピストンエンジン
US10260346B2 (en) 2015-03-25 2019-04-16 WB Development Company, LLC Circulating piston engine having a rotary valve assembly
JP2017187015A (ja) * 2016-04-06 2017-10-12 ゲイダロフ・アスケル・アスケロヴィッチ 回転式内燃機関

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