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9038582 Split-cycle, reactivity controlled compression ignition engine and method  
An internal combustion engine includes a first cylinder having an intake valve in fluid communication with an intake manifold, and a second cylinder having an exhaust valve in fluid communication...
8925526 Internal combustion engine and method of operating such engine  
A method of operating a combustion engine including causing an intake stroke in a first cylinder, causing a compression stroke in the first cylinder thereby creating pressurized fluid and...
8910613 Internal combustion engine  
An internal combustion engine is described that includes an expansion cylinder adjacent to a first combustion cylinder (or power cylinder). Combustion gases from the first cylinder are directed to...
8904981 Alternating split cycle combustion engine and method  
An internal combustion engine includes a cylinder that is connectable to an intake manifold through an intake valve, to an exhaust manifold through an exhaust valve, and to a transfer manifold...
8833315 Crossover passage sizing for split-cycle engine  
In split-cycle engines and air hybrid split-cycle engines, the sizing of the crossover passage is critical to engine efficiency. Efficiency can be improved by sizing the crossover passage volume...
8826870 Two-stroke engine and related methods  
A two-stroke engine includes a crankshaft that is rotatable about an axis, and an engine block that includes a combustion cylinder and a compression cylinder. A first piston is slidably disposed...
8813695 Split-cycle engine with crossover passage combustion  
Methods, systems, and devices are disclosed that generally involve split-cycle engines in which a combustion event is initiated in a crossover passage that interconnects a compression cylinder and...
8807099 Turbocharged downsized compression cylinder for a split-cycle engine  
A split-cycle engine includes an expander, the expander including an expansion piston received within an expansion cylinder. A compressor includes a compression piston received within a...
8800510 Internal combustion engine for a vehicle comprising at least one compressor cylinder at least one compressor cylinder connected to a compressed-air tank  
An internal combustion engine includes a working cylinder (2) including an inlet valve (6) and an adherent pneumatic inlet valve actuator (8), an outlet valve (7) and an adherent pneumatic outlet...
8763571 Air supply for components of a split-cycle engine  
The present invention generally relates to providing an air supply for components associated with an engine. More particularly, the present invention relates to a system and method for using...
8720396 Split-cycle engine  
A compression-ignition “split-cycle” engine (100) having: a cylinder block with an expansion cylinder having an expansion piston that moves alternatively between a top dead center (ETDC) and a...
8714121 Split-cycle air hybrid V-engine  
A split-cycle air hybrid engine with improved efficiency is disclosed in which the centerline of a compression cylinder is positioned at a non-zero angle with respect to the centerline of an...
8707916 Lost-motion variable valve actuation system with valve deactivation  
Devices and related methods are disclosed that generally involve the selective deactivation of one or more engine valves. In one embodiment, a split-cycle internal combustion engine is provided in...
8689745 Split-cycle air-hybrid engine having a threshold minimum tank pressure  
A split-cycle air-hybrid engine includes a rotatable crankshaft. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft. An expansion...
8677953 Split-cycle air-hybrid engine with air expander and firing mode  
A split-cycle air hybrid engine includes a rotatable crankshaft. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft. An expansion...
8662030 Split cycle reciprocating piston engine  
A split cycle reciprocating piston engine includes a compression cylinder (2) accommodating a compression piston (4) and an expansion cylinder (12) accommodating an expansion piston (14). The...
8646421 Engine with internal exhaust gas recirculation and method thereof  
An internal combustion engine has four cylinders, each having a respective piston positioned therein and connected with a crankshaft for movement in the respective cylinder. Each cylinder has a...
8622032 Internal combustion engine with dual-chamber cylinder  
Improvements in a gas powered engine. Said improvements include use of a piston with a fixed piston arm that extends through a seal in the lower portion of the cylinder. The piston arm operates on...
8616173 Engine assembly including modified intake port arrangement  
An engine assembly may include an engine block, a first piston, a second piston, and a cylinder head. The cylinder head and the engine block may define a first combustion chamber and a second...
8607566 Internal combustion engine with emission treatment interposed between two expansion phases  
An internal combustion engine has a first work extraction station for extracting work from combustion and expansion of working gases. An emission treatment station treats the working gases after...
8590497 Split-cycle air-hybrid engine with expander deactivation  
A split-cycle air-hybrid engine includes a rotatable crankshaft. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft. An expansion...
8505504 Two-stroke engine and related methods  
A two-stroke engine includes a crankshaft that is rotatable about an axis, and an engine block that includes a combustion cylinder and a compression cylinder. A first piston is slidably disposed...
8499727 Parallel cycle internal combustion engine  
The disclosed invention includes a heat engine where combustion, expansion, and compression are independent, continuous, parallel cycles. Compression and expansion ratios are continuously...
8490584 Air hybrid engine with dual chamber cylinder  
The air hybrid engine with dual chamber cylinder with an air storage tank is an energy recovery unit from deceleration and breaking the vehicle and will perform as power management. During...
8479514 Method and device for generating compressed air and for blowing it into an internal combustion engine  
The invention relates to a method for producing compressed air and for injecting the same in an internal combustion engine, in particular a diesel motor, comprising an exhaust turbocharger. The...
8443769 Internal combustion engines  
This invention relates to internal combustion engines and more particularly to internal combustion engines and methods of operating the engines with a new fuel saving cycle. An engine including at...
8371256 Internal combustion engine utilizing dual compression and dual expansion processes  
Engines and processes for their operation include a compressor cylinder, at least one power cylinder, and an expander cylinder. The outlet of the compressor cylinder is fed to the inlet of a power...
8360017 Part-load control in a split-cycle engine  
An engine includes a crankshaft rotatable about a crankshaft axis. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft such that the...
8360019 Pressure balanced engine valves  
A split-cycle engine includes a crankshaft rotatable about a crankshaft axis. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft...
8353159 Combustion engine with heat recovery system  
An internal combustion engine has at least two double action internal combustion cylinders and a separate double action compressor cylinder. Each double action internal combustion cylinder has a...
8347833 Diesel type cross-cycle internal combustion engine  
The present invention provides a cross-cycle internal combustion engine that can conduct a combustion cycle called as the cross-cycle with diesel ignition means. The diesel type cross-cycle...
8286598 Knock resistant split-cycle engine and method  
An engine has a rotatable crankshaft. A compression piston is received within a compression cylinder and operatively connected to the crankshaft such that the compression piston reciprocates...
8272357 Crossover valve systems  
Crossover valve systems and corresponding methods offer an effective means to overcome large opening pressure force, or provide reasonable gas flow area, or both. In an exemplary embodiment, a...
8267056 Split-cycle internal combustion engine  
A split-cycle internal combustion engine is disclosed. The engine includes a cylinder block, and a plurality of cooperating power pistons and cylinders mounted in the cylinder block. The power...
8256227 Ultra efficient engine  
An engine comprises a combustion chamber, an expansion cylinder with a piston adapted for reciprocating motion in the expansion cylinder via combustion products combusted in the combustion...
8235023 Internal combustion engine  
The invented engine comprises a working cylinder with a piston, pre-ignition chamber with spark plug and a combustion chamber which is cylindrical in shape, a fuel-air mixture injector, which is a...
8210138 Split-cycle engine with pilot crossover valve  
A split-cycle engine includes a rotatable crankshaft. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft such that the compression...
8191517 Internal combustion engine with dual-chamber cylinder  
Improvements in a gas powered engine. Said improvements include use of a piston with a fixed piston arm that extends through a seal in the lower portion of the cylinder. In this proposal of...
8186316 Opposite radial rotary-piston engine of choronski-modification  
A two-stroke opposite radial rotary-piston engine is proposed, comprising a block including sleeves, pairs of pistons disposed within the sleeves and oppositely movable, a power takeoff shaft, two...
8156904 Variable volume crossover passage for a split-cycle engine  
An engine includes a crankshaft rotatable about a crankshaft axis. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft such that the...
8151747 Crescent-shaped recess in piston of a split-cycle engine  
The present invention generally relates to a recess in the top of a piston. More particularly, the present invention relates to a crescent-shaped recess in the top of an expansion piston of a...
8091521 Self-supercharging engine with freewheeling mechanism  
The invention is directed to a novel self-supercharging internal combustion engine with two pairs of three pistons and cylinders. A self-supercharging internal combustion engine comprising: (a) a...
8091520 Split-cycle engine with early crossover compression valve opening  
A split-cycle engine includes a crankshaft. A compression piston is received within a compression cylinder and operatively connected to the crankshaft such that the compression piston reciprocates...
8051811 Knock resistant split-cycle engine  
An engine has a rotatable crankshaft. A compression piston is received within a compression cylinder and operatively connected to the crankshaft such that the compression piston reciprocates...
8028665 Selective compound engine  
The fuel efficiency of an internal combustion reciprocating piston engine may be increased through selective secondary expansion of exhaust gas in the engine cylinders in order to recover exhaust...
8006656 Split-cycle four-stroke engine  
An engine has a crankshaft, rotating about a crankshaft axis of the engine. An expansion piston is slidably received within an expansion cylinder and operatively connected to the crankshaft such...
7975667 Crankshaft-free drive shaft and piston assembly of a split-cycle four-stroke engine  
A drive shaft and pistons assembly of a split-cycle four-stroke engine that contains a drive rotary shaft that supports at least two circular eccentrics pivotally connected to the first ends of...
7954463 Split-cycle four-stroke engine  
An engine has a crankshaft, rotating about a crankshaft axis of the engine. An expansion piston is slidably received within an expansion cylinder and operatively connected to the crankshaft such...
7954462 Split-cycle air hybrid engine  
A split-cycle air hybrid engine operatively connects an air reservoir to a split cycle engine. A power piston is received within a power cylinder and operatively connected to a crankshaft such...
7954461 Split-cycle four-stroke engine  
An engine has a crankshaft, rotating about a crankshaft axis of the engine. An expansion piston is slidably received within an expansion cylinder and operatively connected to the crankshaft such...

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