Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 251 - 300 out of 618

Document Document Title
WO/1991/011596A1
A compact free piston engine of the unsymmetrical type including a structure with a cylinder (11) detachably supported therein, said cylinder having a pair of pistons (12 and 13) with a combustion chamber (14) therebetween and each pisto...  
WO/1991/011592A1
The invention disclosed in the description, the claims and Figures 15 - 5/5 is a piston power machine (23) which can be used in a wide range of applications. Furthermore, in stationary use, for example as a press or mould support, the re...  
WO/1990/015231A1
In a starter motor for an axial-piston engine with a stepped piston (14), two variable-length belt elements (98, 100) pass around an exentric element (92, 94, 96). The belt elements are connected directly or indirectly to interspaced poi...  
WO/1990/001613A1
A fluid operated apparatus having a cylinder assembly, a piston (13) and a rod (12) is illustrated wherein cap members (18) are provided with a first circumferential groove (A) and a reduced end portion (B) while a second circumferential...  
WO/1989/012749A1
The present invention relates to a resonant piston compressor (10) in which a double-sided piston (18) reciprocates within a cylinder (24) and defines a valved compression space (26) on one side of the piston and a balance chamber on its...  
WO/1989/009324A1
A reciprocating piston internal combustion engine (1) with means for controlling the output, comprises at least one working cylinder the head of which is connected to at least one electronically controlled intake valve (3) for air or mix...  
WO/1989/003475A1
A free-piston engine in which combustion gas is conducted around a piston (11) via inertial channel (19) for a short time during the expansion stroke. The resulting lowered pressure enables intaking in the final part of this stroke. Pres...  
WO/1989/000245A1
This invention is a multi-stage compressor (1, 5) embodying a stepped piston (5) in a stepped cylinder (1) and connected through a coaxial rod (4) to the piston (3) of an engine. Control means (10) in a passageway or a conduit extending ...  
WO/1988/000279A1
The installation comprises a compression unit and a power unit. The compression unit (8) comprises at least one diesel engine (160) supercharged by a turbo-fan consisting of an expansion turbine (152) supplied with the exhaust gases of t...  
WO/1986/006444A1
The disclosed engine comprises at least one cylinder inside which is moveably arranged a piston which may effect axial stroke motions within the cylinder and which is provided with cylindrical extensions which extend on both sides in the...  
WO/1985/003979A1
Hydraulic pump wherein the hyraulic liquid to be discharged is displaced by means of the piston (14) of a free-piston motor (10). The liquid flows by means of plunger pistons, (56, 58, 60, 62) arranged in the wall (48) delimiting sideway...  
WO/1985/001084A1
An externally excited resonant free piston Stirling engine thermal amplifier system which is over damped at all load levels and will not freely oscillate and wherein the displacer/piston system of the Stirling engine is externally driven...  
WO/1984/000571A1
A diesel hammer (20) is adapted to produce uplift blows by connecting its casing (30) via a pulling connection (52) to a case (24) to be pulled, removing vent plugs (76) from the top of the casing, sealing all other openings (78), (82), ...  
WO/1983/004426A1
A conventional free piston compression engine uses pneumatic springs to obtain the reciprocating motion of a piston, which causes losses. This free piston compression engine eleminates the pneumatic springs, thereby obtaining a high ther...  
WO/1983/001816A1
A positive displacement machine, particularly an internal combustion engine, comprises an oscillating piston connected to a piston pump. The cylinder of the pump is connected through valves to a pressure accumulator and to a substantiall...  
WO/1982/001395A1
Power plant and processes for converting gas expanding energy sources into useful forms. A piston (13, 13a, 13c, 13d and 13e) containing a magnet (38) and able to free fall within an enclosed cylinder (12, 12a, 12c, 12d and 12c), having ...  
WO/1982/000685A1
The engine comprises cylinder sections (11, 12) provided with feed chambers (15, 16) for additional fresh air. The two outer rings (4a, 4c) acting as pistons, draw in fresh air through intake ports (17a, 18b) and force that air to enter ...  
WO/1981/000019A1
A machine with free pistons comprising a frame, an inner moving assembly comprising a central cross bar and translatingly guided so as to effect a reciprocating motion along the frame axis and an outer moving assembly comprising two oute...  
WO/1980/002442A1
A tandem machine with opposite free pistons comprising at least two groups of motor pistons-cylinders (A, B) and compressor cylinders and the moving parts of this machine provide two gears. The compressor cylinders of the outer moving ge...  
WO/1980/001588A1
An opposed piston internal combustion engine comprises a scavenging plate (28), which is pressure operated. A combustion chamber is defined by piston (2) and the scavenging plate (28). The engine may be of the two stroke free piston type...  
WO/1980/000730A1
A free piston gas generator assembly in which the scavenging efficiency of the power cylinder (1) is increased by interconnecting in series a plurality of three or more identical motor compressor cylinders (6), by means of a piping syste...  
JP2019143638A
[Subject] Piston arrangement which conquers restriction of a standard crankshaft and connecting bar type piston arrangement, and an internal combustion engine are provided. [Means for Solution] A way arm attached to pistonhead 4 which ca...  
JPWO2018190156A1
An engine (5) which has a gas supply unit (10) which supplies combustion gas for a drive in connection with a both-way straight-line motion of a piston (12) is provided. The 1st combustion chamber (31) where a gas supply unit (10) was pr...  
JP2019513201A
Various embodiments of this indication target a free piston combustion engine. A method and a system displace a free piston assembly so that it may be explained in this specification, By repeating and judging a position and a power orbit...  
JP2019508631A
The object of the present invention is to provide a system for enforcing a method and a method for reducing a reciprocation combustion engine at the time of power generation, and a fault of a gas turbine. The present invention is based o...  
JP2019505718A
What is indicated is a Axial piston motor in which fuel and the compressed combustion medium burn continuously in a combustion chamber, as it changes to operation fluid and a working cylinder is supplied one by one. In order to perform c...  
JP2018184960A
To provide a high-efficiency linear combustion engine.Various embodiments of this invention target at: a cylinder having a cylinder wall and a pair of end parts, the cylinder containing a combustion section arranged at a central portion ...  
JP2018123798A
To improve power efficiency of a free piston type generator.A controller 18 is configured to set a first speed command value VexpC in an expansion stroke, and a second speed command value VcmpC in a compression stroke. Also, the controll...  
JP2018123799A
To improve power efficiency of a free piston type generator.A controller 18 is configured to set a first speed command value VexpC in an expansion stroke, and a second speed command value VcmpC in a compression stroke. Also, the controll...  
JP2018521265A
An internal combustion engine is provided with the following. Engine block, A cylinder which forms a combustion chamber, A piston in a cylinder. An expansion stroke portion which a piston is a piston constituted so that the 1st stroke fr...  
JP2018062902A
To stably operate a free piston engine generator regardless of control, on the basis of a position of a measured top dead center.A free piston engine generator 10 has a piston 16 reciprocated in a cylinder 12. A permanent magnet 18 is di...  
JP2018048645A
To provide a small engine which achieves good efficiency.An engine 10 having a gas turbine unit 39 and multiple combustion units 80 which supply a combustion gas to the gas turbine unit is provided. In the engine 10, each of the multiple...  
JP2018028345A
To provide a centrifugal pendulum movement vibration absorption device which has targeted vibration-proof performance and can also be applied to a multi-freedom vibration system.A centrifugal pendulum movement vibration absorption device...  
JP2018503769A
Various embodiments of this indication target a free piston combustion engine. In order that a drive division may store energy during an extended stroke so that it may be explained in this specification, it may be provided in a free pist...  
JP6274191B2  
JP6224699B2  
JP6223485B2  
JP6152119B2  
JP2017082797A
To provide a high performance linear combustion engine.A high performance linear combustion engine 100 comprises: a cylinder 105 which has a cylinder wall and a pair of edge sections and includes a combustion compartment 130 arranged at ...  
JP6119219B2  
JP6111626B2  
JP6071898B2  
JP6068755B2  
JP6053789B2  
JP2016176406A
To enable high performance and high output to be attained at a continuous drive internal combustion engine having combustion chambers with pistons inserted into cylinders without any additional preliminary compression device.This inventi...  
JP5971598B2  
JP2016138559A
To provide a high performance linear combustion engine.This invention relates to a linear combustion engine 100 comprising a cylinder 105 having a cylinder wall and a pair of end parts and the cylinder 105 including a combustion segment ...  
JP2016109123A
To provide a control device for a free piston generator capable of controlling behavior of a piston with higher accuracy.A control device 18 controls a power generation amount so that a speed of a piston 14 reaches a first speed command ...  
JP2016098770A
To solve the problem that when an initial position of a piston is deviated from a stroke center position in motoring of a free piston type dynamo, excessive correction force occurs, and a device may be damaged.A control device 18 gradual...  
JP2015129501A
To solve the problem in which a conventional premixing and compression ignition type engine generates a loud engine sound, and needs to be switched to another ignition mode to operate for large output and thereby has effects on high effi...  

Matches 251 - 300 out of 618