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WO/2008/012006A2 |
Proposed are novel reciprocating-piston internal combustion engines in which, in operation, the kinetic energy of the oscillating masses is buffered as potential energy at the dead centers where the braking and acceleration forces are gr...
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WO/2008/009681A1 |
Ambient temperature thermal energy cryogenic engine with constant pressure with continuous "cold" combustion at constant pressure and with an active chamber operating with a cryogenic fluid (A2) stored in its liquid phase, and used as a ...
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WO/2008/009131A1 |
The present invention relates to a way to adapt a wave transducer to the actual amplitude of incident waves, so as to improve the efficiency of energy conversion. The adaptation includes a variable-energy piston assembly and a tapered fl...
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WO/2008/010490A1 |
A cycloid reciprocating engine providing a working engine employing a sufficiently practical linear crank mechanism by general improvements including employment of a multi-cylinder and contrivance of its cylinder layout, contrivance of i...
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WO/2008/007971A1 |
The present invention relates to pumping machine or compressor for respectively pumping or compressing a fluid, such as air, gases or liquids. The unit comprises a cylinder wherein two pistons are arranged, the pistons reciprocate in the...
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WO/2008/006042A1 |
A control system for an adjustment device for a variable compression ratio engine comprising: a jack head, a jack piston, a sprocket wheel, a movable transmission member, and a control valve. The jack piston is received within a chamber ...
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WO/2008/004949A1 |
The invention relates to a combustion engine with at least one piston- cylinder device, for example a so-called Otto-engine, Diesel-engine or the like, where a piston (11) is movable to and fro in a cylinder (12) and the piston via an ar...
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WO/2008/001103A1 |
A Stirling engine assembly comprising a pair of Stirling engines (1) each having a head (3). The engines are mounted with their heads adjacent to one another and such that the vibrations of one substantially counteract the vibrations of ...
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WO/2008/002505A2 |
The present invention is a hydraulic pump having a body having one or more cylinders, and at least one collapsible link, selectively actuatable into a first position and a second position. The at least one collapsible iink is located in ...
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WO/2007/147789A1 |
The invention relates to a free-piston device comprising at least one piston cavity, in which at least one piston unit is mounted so that it can be displaced linearly. The piston unit or units can be driven by the action of a medium that...
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WO/2007/144074A1 |
The invention relates to an internal combustion engine, particularly for a tool, with a housing in which a first and a second piston (22, 24) are arranged, the end surfaces of which face each other, thus defining a work chamber (36) betw...
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WO/2007/143878A1 |
A transmission device of reciprocating linear type includes a premier special shaped gear (1) and a second special shaped gear (2) which can rotated in same direction of gear (1). A premier transmission teeth 4 and a rebound surface (5) ...
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WO/2007/140868A1 |
An axial piston machine comprises a housing (1) which receives an eccentric disc (3) and a rotatably mounted cylinder drum (6) having cylinders (26, 28) and pistons (29) which can move to and fro in the former and the ends of which which...
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WO/2007/142958A2 |
Embodiments of the present invention are disclosed herein. One embodiment of a bearing for a piston engine has a bearing made of a plastic material and having a substantially planar base and a substantially hemispherical portion. The bas...
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WO/2007/137951A1 |
The hydraulic pump (1) with radial pistons (2) comprises a rotor (3) provided with a plurality of radial bores housing pistons (2) that are each provided with a slide block (20) engaging a cam surface (40) on a cam body (4), which block ...
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WO/2007/140166A2 |
A linear actuator assembly having a cylinder body and an actuator rod slideably disposed in the cylinder body. The actuator rod has a forward end portion exterior of the cylinder body. An end plug is connected the cylinder body and close...
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WO/2007/137525A2 |
Combustion four-cycle engine, in which two pairs of pistons (1) make identically oriented movements by means of action of two gear wheels against gear rods of both pistons and its inertia forces are compensated by the third pair of pisto...
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WO/2007/134757A2 |
The invention relates to an axial piston machine (1) having a pivot bearing (13) which is composed of two pivot bearing parts (13b, 13c) and has a pivot axis (13a) for a swash plate (12), having a gap (a) which is rounded and curved in t...
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WO/2007/133555A2 |
A system for determining and tracking the area of a wound (12), the system comprising a film (14) capable of receiving and retaining an outline tracing of the wound (12), a backboard template (20) comprising a background surface area and...
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WO/2007/130258A2 |
A hydraulic tool including a motor; a hydraulic pump comprising only one reciprocating piston pump member; and a transmission connecting the motor to the hydraulic pump. The transmission includes a wobble plate and at least one spring. T...
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WO/2007/125271A1 |
The present invention provides an engine incorporating a rotary hub (6) having an opening defining a combustion chamber (38) and a bounce piston chamber (20a) whose volume varies between a maximum and a minimum with the rotation of the r...
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WO/2007/126312A1 |
The invention relates to a energy converter comprising a combustion cylinder having a valve that, as part of a valve/piston assembly, transfers the forces generated in the 5 combustion chamber to an electrical linear actuator, and a seal...
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WO/2007/126427A2 |
An internal combustion gasoline engine can be converted to a • pneumatic engine with zero harmful emissions and zero recurring fuel cost. This can be accomplished by converting DC battery power to AC current/ and using the AC current t...
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WO/2007/127398A2 |
A fluid bearing (203) includes first and second hydrostatic pads (330,331,332,334) formed in a surface of an insert (338) and positioned to exert a separating force, and a land (328) formed on the surface of the insert and configured to ...
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WO/2007/126462A2 |
In an actuator, a first piston is attached to a first toothed rack, and a second piston is attached to a second toothed rack. A rotary member is attached to one pinion mating with the first or second toothed racks. A first volume is disp...
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WO/2007/118282A1 |
A heat engine (1) which includes an inlet duct (5) to receive an air stream containing hot dry air; a turbine (15) operatively associated with the inlet duct (5). The turbine (15) in use extracts energy from an inlet air stream as the ai...
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WO/2007/115769A2 |
The invention relates to a piston steam engine having flash vapourisation. Said inventive piston steam engine can be operated with various working mediums and at different temperatures. The liquid working medium is successively injected ...
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WO/2007/117146A1 |
Piston engine, with a cylinder housing (11) with at least two cylinders (12, 13) each containing a piston (17, 18) with a piston rod (19, 20) which is linked to a rocker member (23). The rocker member is integrated with a crank mechanism...
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WO/2007/109836A1 |
An apparatus to pump fluids comprises an annular bore and at least one pair of magnetic pistons which travel along the bore. The one piston is moved along the bore by progressively shifting electromagnetic fields to be the traveling pist...
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WO/2007/110366A1 |
The invention relates to a device for producing a movement as a function of an applied pressure. To this end, a Bourdon tube is located in a housing. Ambient pressure is applied in the interior of the tube. A variable vacuum prevails in ...
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WO/2007/107617A1 |
Hybrid rotary engine with tangential pistons that can operate, without distinction, as a two-stroke heat engine with spontaneous or controlled explosion or with compressed air, in which modification of the method of operation of the inle...
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WO2007080623B1 |
A kinematic chain is adapted to translate the alternated linear movement of a linear element into a rotary movement of a shaft or viceversa through a new device which is characterized by at least two cams (1, 2) and (3, 4), each one of w...
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WO/2007/106169A2 |
A tool sharpening assembly (100) suitable for sharpening cutting tools (140,350,366,546,562). In some embodiments, a wedge-shaped port is formed between a rotational first abrasive surface (160,262) and a stationary second abrasive surfa...
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WO/2007/098995A1 |
The invention relates to an apparatus (1) comprising a linear drive (2) which has a stator (4) and a rotor (5) movable in a reciprocating manner therein along a drive axis (9) between a first (11) and a second (12) rotor reversal point a...
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WO/2007/098383A2 |
A barrel internal combustion engine includes a drive shaft assembly, a monoblock, a plurality of piston assemblies, and a valvetrain. The driveshaft assembly has a central drive shaft and a cam plate extending therefrom. The one piece mo...
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WO/2007/094657A1 |
The invention concerns a combustion engine, comprising at least one cylinder with in it two oppositely directed reciprocating pistons, which are each connected via a piston rod with a corresponding arm, whereby each arm shows an opening ...
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WO/2007/090248A1 |
The present inventions are related to machine - building and are aimed at increase of efficiency and softness of work. The variants of the internal combustion engine include rim, installed with possibility of rotation, and having orbital...
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WO/2007/085736A1 |
The invention relates to an oil spray lubrication and cooling device for a variable compression ratio engine, including at least one injector (701, 712, 713) which is placed in the engine block (100) of the variable compression ratio eng...
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WO/2007/085739A2 |
The invention relates to a pressure device which maintains the raceways (48, 160 to 165) of the main moving components (3, 5, 7 and 40) of a variable compression ratio engine permanently in contact with one another and with the faces on ...
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WO/2007/087143A2 |
In one embodiment according to the invention, there is provided a method for generating electrical energy using a thermal cycle of a working gas. The method comprises using the motion of a piston (503,504) in a cylinder (501), containing...
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WO/2007/085738A1 |
The invention relates to a crankshaft (9) for a variable compression ratio engine, which can be used to convert the reciprocating motion of the main moving components (2, 3, 5, 6, 40) of the variable compression ratio engine into rotatio...
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WO/2007/079766A1 |
Disclosed is a rotary piston engine comprising a rotor which is rotatably mounted in a housing and in which several pistons can be moved in a radial direction between an outer and an inner dead center. Each piston is provided with a pist...
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WO/2007/081817A2 |
An electric turbine compressor fan for hybrid propulsion wherein the compressor contains one or more rotor stages (compressor and diffuser), each being driven by one or more electric ring motors, such that the compressor rotor stages are...
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WO/2007/069915A1 |
A two-stroke engine (1) including, an engine block (2) having a cylinder (3), a double-ended piston (4) received for reciprocation in the cylinder (3), the piston (4) comprising a body having first and second opposing ends (7, 9), the fi...
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WO/2007/070651A1 |
An internal combustion barrel engine (10, 10' ,10") having rotating cylinders (46) and pistons (54) which together form combustion spaces. The combustion spaces are maintained at a substantially constant volume while a compressed air- fu...
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WO/2007/069340A1 |
A two-way reversible common mechanism for an internal combustion engine and a pump. Pistons (24) fitted into a plurality of cylinders (23) disposed on a circumference around an axis (y) are connected to a swash plate (22) secured to an o...
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WO/2007/064332A1 |
A coating (20) for a component of a power transmission system (10) and a method of coating a substrate is provided. The coating is substantially metal-free with a low hydrogen to carbon ratio. The method includes placing a graphite carbo...
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WO/2007/059866A1 |
Disclosed is an axial piston machine comprising at least one swash plate, on which a cylindrical drum is supported, which has a plurality of pivotably mounted cylindrical sleeves, in which pistons are guided in a sealing manner, said pis...
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WO/2007/059565A1 |
A four stroke free piston internal combustion engine (210) is disclosed. The engine (210) comprises an engine block structure (212) and a rigid shuttle (214) mounted to the engine block structure (212) for reciprocal movement relative th...
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WO/2007/062200A2 |
A gas generating system (24) is provided including a gas generant container (34) and an initiator (28). A gas generant composition (32) is placed within the container (34) in ignitable communication with the igniter (28). A molecular sie...
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