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WO/2024/062841A1 |
In order to realize an internal combustion engine capable of efficiently transmitting torque from a piston to an output shaft of a crank mechanism, a crank mechanism 14 of an internal combustion engine 10 has: a crank 21 having a crank p...
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WO/2024/060348A1 |
Disclosed in the present invention is a two-stroke engine. The two-stroke engine comprises a cylinder body, a crankcase and a piston, wherein an outer wall of the crankcase is provided with an air intake passage in communication with an ...
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WO/2024/050896A1 |
Disclosed is a fan-shaped rack and pinion piston engine, comprising a rack, a driving gear set, a driven gear set, and an output gear. The upper end of the rack is connected to a piston of the engine, and the driving gear set comprises a...
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WO/2024/050327A1 |
Modified connecting rod journals containing a first cylindrical portion and a second cylindrical portion can be used in a crankshaft of an internal combustion engine used in a gas compression system. These modified journals allow multipl...
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WO/2024/047271A1 |
A multi-piston engine (1) comprises a multi-cylinder internal combustion reciprocal piston engine. The multi-piston engine (1) comprises a plurality of combustion cylinders, a crankshaft (3), at least one camshaft (12), and a timing driv...
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WO/2024/045476A1 |
A V engine comprises a first air cylinder group (1) and a second air cylinder group (2) arranged in a V shape, an air exhaust end of an air cylinder in the first air cylinder group (1) being connected to a first air exhaust pipe (3), an ...
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WO/2024/038292A1 |
A two-stroke internal combustion engine with at least two parallel horizontal cylinders and four pistons or their multiples connected in coordination to one crankshaft by means of rods and a swing arm for each of the two cylinders as sho...
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WO/2024/039644A2 |
An engine system and method of operation therefor are provided. The system is a two-stroke internal combustion engine having an exhaust valve assembly that controls the exhaust cycle relative to crankshaft timing. The exhaust valve assem...
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WO/2024/036036A2 |
Pistons and/or piston rings include features to provide oil and/or gas flow past the piston rings of the piston. As a result, oil consumption due to reverse blow-by conditions is reduced or eliminated.
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WO/2024/033225A1 |
The present invention relates to an internal combustion engine with two cylinders (7, 7'), which are in the form of an arc of a circle in their longitudinal direction and in each of which a piston (5, 5') is arranged movably from a posit...
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WO/2024/026550A1 |
The present invention pertains to the field of engine engineering, and relates, more specifically, to a star-shaped structural arrangement for an internal combustion engine and/or air compressor, without a crankshaft or connecting rods a...
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WO/2024/027444A1 |
The present invention relates to the technical field of motorcycles and provides an engine of a motorcycle, solving the technical problem that vibration balance is not easy to maintain after an engine of an existing motorcycle is directl...
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WO/2024/022996A1 |
A hydrogen internal combustion engine (10) comprising a cylinder (12) having a chamber (12A) extending along an axis (Y1), a cylinder head (54), a movable jacket (60) configured to reciprocally travel in the chamber (12A), a piston (14) ...
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WO/2024/020664A1 |
Proposed is a common drive for a power take-off device and a valvetrain, intended for use in a four-cylinder internal combustion engine and having cylinders located at the corners of a square. The claimed common drive comprises four plan...
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WO/2024/022995A1 |
A hydrogen internal combustion engine (10) comprising a cylinder (12) having a chamber (12A), a piston (14) configured to reciprocally travel in the chamber (12A), an intake port (32) configured to conduct intake gaz within the chamber (...
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WO/2024/017396A1 |
The present invention relates to the field of fascia guns, and in particular to a stepless amplitude-change reciprocating drive mechanism which has a simple and reliable structure and can realize stepless amplitude adjustment. The drive ...
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WO/2024/015849A1 |
A piston assembly includes a piston head. The piston assembly further includes an upper connecting rod rotatably coupled to the piston head. The piston assembly also includes a shoe positioned between the upper connecting rod and an inne...
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WO/2024/006957A2 |
A spring drive motor is presented herein. The motor includes a rotatable cam shaft with a plurality of cams axially spaced there along and rotatable therewith. Each of the cams include a circular shape with at least one portion defined b...
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WO/2024/003129A1 |
The invention relates to a rotary monobloc engine comprising: an engine block (11) with a receiving chamber (12) for a rotor (1), wherein the receiving chamber (12) has two lateral surfaces which are arranged in a mirror-symmetrical mann...
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WO/2024/005230A1 |
The present invention relates to a reciprocating motion device for converting linear motion into rotational motion without a connection rod and, more specifically, has, without a connection rod, a vertically moving piston inserted into a...
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WO/2023/242501A1 |
The present invention concerns the production of carbon-free thermal energy by reciprocating engines. It relates to a compression auto-ignition combustion method. This method is best implemented in a highly turbocharged 2-stroke cycle de...
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WO/2023/242446A1 |
The invention relates to an electromechanical system comprising: at least one double-sided cylindrical axial cam (2) provided with at least one elevation (2.1); valves (7) associated with the at least one cylindrical axial cam (2), to wh...
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WO/2023/240310A1 |
The radial cam engine described consists of a piston assembly arranged in a radial configuration. Within the engine, a piston moves back and forth within a cylinder during the internal combustion process. The piston is connected to a fol...
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WO/2023/237695A1 |
The axial internal combustion engine comprises at least one cylinder (100), a piston assembly (110) within the cylinder defining a combustion chamber (200) where a fuel-air-oil mixture is compressed in one stroke of the piston assembly (...
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WO/2023/238418A1 |
Provided is an opposed-piston system, in which an intake compression cylinder (1) and an expansion exhaust cylinder (2) are individually provided, and a rotating perforated columnar valve (3) and an ignition combustion chamber (4) are fo...
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WO/2023/239772A1 |
Aspects of the disclosure are directed to an engine crank. In accordance with one aspect, the engine crank includes a first web, wherein the first web includes a first plurality of air channels, and a second web coupled to the first web,...
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WO/2023/224775A1 |
Engine includes a cylinder (8) having a peripheral wall defining a combustion chamber (3), a crankshaft, and a piston (4) movable in the cylinder (8). Intake and exhaust valves (1,2) regulate flow of air into or combustion products out o...
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WO/2023/219601A1 |
An engine is provided with various enhanced features. For example, a 2-stroke diesel engine has a porting design that enhances the efficiency of a scavenging event. In specific embodiments, a four-piece piston is positioned in each cylin...
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WO/2023/215037A1 |
A high torque mechanism connected to a piston arranged within a cylinder and connected to a connecting rod for an engine may include triangular link and guide arm. The high torque mechanism may include a triangular link, a crankshaft, an...
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WO/2023/215245A1 |
Engines operating using multiple, different types of fuel are described. The engines may include components that control the introduction of fuels and/or reduce premature pre-ignition of fuels, such as a fuel comprising a percentage of h...
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WO/2023/213358A1 |
The invention relates to a drive system for a vehicle which is driven by at least one electric motor, the electrical energy of which is drawn from an electrical store (accumulator) and from an additionally carried fuel by means of an int...
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WO/2023/215126A1 |
Apparatus for providing a source of compressed air for an engine (1) having an engine cylinder (3) and an engine crank shaft (5), includes a rotatable compressor crank shaft (6), a compressor cylinder (2) defining an interior space and a...
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WO/2023/214970A1 |
Systems and methods are provided for a camless reciprocating engine control system that uses laser absorption spectroscopy (LAS) sensors and artificial intelligence/machine learning to optimize engine operation. The control system evalua...
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WO/2023/187057A1 |
The present invention relates to a method for operating a cyclically driven piston engine which has at least one cylinder, at least one inlet valve arranged in the region of a cylinder head, and at least one outlet valve arranged in the ...
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WO/2023/183309A1 |
An internal combustion engine includes a first cylinder block, a first head, a first overhead structure, a second cylinder block, a second head, a second overhead structure, a first through-bolt aperture, and a first through-bolt. The fi...
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WO/2023/165686A1 |
The invention relates to a composite piston for an engine-generator with slotted link mechanism. The composite piston comprises each symmetrically on the opposite sides of a middle section (1) with a slider slot (4) on a common longitudi...
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WO/2023/163085A1 |
[Problem] To provide an engine, the bore and stroke of which can be freely designed without being limited by the length of a connecting rod or crank arm. [Solution] This engine comprises: a substantially columnar piston 11 equipped with ...
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WO/2023/158615A1 |
An opposed-piston engine is configured to use hydrogen fuel. The opposed-piston engine has at least one cylinder and a pair of pistons disposed for opposed motion in a bore of the cylinder. Hydrogen fuel is directly side-injected into th...
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WO/2023/149793A1 |
The present invention relates to internal combustion engines, to opposed-piston internal combustion engines in particular. The opposed-piston internal combustion engine comprises a working cylinder and an adjacently-located compressor cy...
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WO/2023/147525A2 |
There are provided systems and methods for using partial oxidation to produce an end product from hydrocarbon gases, such as flare gas. There are provided methods and systems to minimize the amount of compression work needed for an air b...
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WO/2023/147524A2 |
There are provided systems and methods for using fuel rich partial oxidation to produce an end product from waste gases, such as flare gas. Lambda sensor modifications and other control parameters that provide closed-loop mixture control...
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WO/2023/141685A1 |
The invention relates to crankless piston internal combustion engines. The present invention is aimed at securing continuous supply in required quantity of lubricating oil to working surfaces of cylinders and to flat-rod slot under condi...
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WO/2023/146649A1 |
This invention has two main embodiments. An opposed piston 2-stroke axial engine and a 4-stroke axial engine. The opposed piston two stroke also offers an option of a novel cylinder deactivation design. Both, two stroke and four stroke e...
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WO/2023/123871A1 |
The present invention relates to the technical field of power plants, and in particular to a dual-connection crank-piston mechanism comprising a cylinder body, a piston, a crankshaft, and a rack. The piston and the crankshaft are hingedl...
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WO/2023/121892A1 |
A system includes a reciprocating expander including: a piston disposed in a chamber; a crankshaft; a connector rod coupled between the piston and the crankshaft and configured to transfer torque to the crankshaft in response to movement...
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WO/2023/119354A1 |
Provided is an engine generator unit which is exclusively for electric power generation and is capable of dampening the vibration of a horizontally-opposed engine without coupling the vibration. An engine generator unit 1, which is exclu...
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WO/2023/104275A1 |
This invention relates to a piston/reciprocating engine of double power and torque generated while maintaining the same size, weight and number of cylinder as that of the piston/reciprocating engine known from the previous art. Given the...
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WO/2023/094039A1 |
An eccentric member (5) to be mounted between a crankpin (4) of a crankshaft (2) and a big end of a connecting rod (7) of an internal combustion engine (1 ) including variable compression ratio comprises a cylindrical inner wall (18) hav...
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WO/2023/087902A1 |
A piston connecting rod assembly, an engine and a vehicle. The piston connecting rod assembly comprises a piston assembly (1), a piston pin assembly (2), a connecting rod body (3) and a direction switching mechanism (4), wherein the pist...
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WO/2023/068219A1 |
[Problem] To provide a simple crank structure with which a long stroke can be easily achieved, and to provide a reciprocating engine incorporating said crank structure. [Solution] A crank structure 10 is provided with an annular portion ...
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