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WO/2003/100232A1 |
The invention relates to a valve seal mechanism for a rotatable valve assembly that provides a sealing function between a rotating first valve element and a fixed second valve element as used in a rotary cylinder valve engine. In one emb...
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WO2003036071A9 |
A gas restrictor particularly useful for application in gas bearings as used, for example, in free-piston Stirling cycle machinery. Porous strip material (52) together with a backing plate (60) and orifice (32) is used to provide the res...
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WO/2003/100230A1 |
The invention concerns a modular rotary engine with tangential explosion consisting of two interdependent flywheels in rotation by a slip-free driving mechanism (1) rotating them in synchronization and in opposite direction. Said flywhee...
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WO/2003/098005A1 |
The invention aims at generalizing in the form of a single traction engine and hence in the form of a single invention, any traction engine with closed compression chambers. It will be shown that, both in their shapes and in their suppor...
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WO/2003/098017A1 |
An internal combustion engine (1010) having an adjustable compression ratio is disclosed. The engine (1010) includes a housing (1013), a piston assembly (1012) adjustably coupled to the housing (1013), and a cylinder reciprocatingly disp...
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WO/2003/098018A2 |
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WO/2003/095813A1 |
This is an axially-aligned opposed piston engine design comprising of counter-opposed pistons that are axially aligned with each other both housed in axially aligned cylinders also opposed to each other. One piston is connected to the cr...
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WO/2003/093165A2 |
A thermal microactuator is provided that can be deflected in multiple positions. The actuator has a hot arm and a cold arm coupled together at their distal ends suspended above a reference plane of a substrate. A potential difference is ...
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WO/2003/093701A1 |
A connection assembly for converting between reciprocal and rotary motion including opposed members (1) arranged for reciprocating motion. Each opposed member (1) have a guide surface (5) for guiding a drive block transversely of a direc...
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WO2003066360B1 |
The invention relates to a system in which two engines are connected, namely: a combustion engine (1) and a compressed air engine (2). The aforementioned engines are connected by means of a mechanical coupling (3) and by means of a pneum...
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WO/2003/093662A1 |
An internal combustion barrel engine (70) includes an engine housing with a first and second end. An elongated power shaft (80) is longitudinally disposed in the engine housing and defines a longitudinal axis. A combustion cylinder (72) ...
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WO/2003/093647A1 |
A hydraulic actuated artificial muscle is use with orthetic devices, prosthetic devices or as an actuator for other applications in medical or robotic devices. Working fluid is pumped between two expandable fluid-containing cells (2,10),...
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WO/2003/093646A1 |
In hydraulic systems, positive displacement motors and pumps generate a flow or a pulsed torque, thereby producing vibrations having negative effects, said problem becoming critical at a low rotational speed and a high torque. The invent...
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WO/2003/091556A1 |
The invention relates to a universally applicable free-piston device with an electric linear drive (10, 40), comprising at least one piston receiving element (12) with at least one piston device (18) which is arranged in the piston recei...
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WO/2003/091558A2 |
A method and device for controllably combusting combustible material, including a combustion device (10) comprising an elongate combustion tube (12) having an inlet section (14) including an inlet for combustible material, an ignition se...
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WO/2003/089764A1 |
The invention relates to a variable flow reducing valve and distribution system for compressed air injection engines, comprising a high-pressure compressed air tank and a buffer capacity and operating on mono or dual energy with dual or ...
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WO/2003/089769A1 |
Disclosed is a rotary piston machine (10) comprising a housing (12) which is provided with a cylindrical inner wall (18) and at least one piston (22, 24, 26, 28) which is disposed inside said housing (12) and rotates around a longitudina...
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WO/2003/087554A1 |
An improved internal combustion engine (100) is provided having a plurality of cylinders that are disposed about a crankshaft (104) at an angle substantially parallel to the crankshaft, resulting in a substantially constant and optimal p...
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WO/2003/087539A1 |
The invention relates to piston engines and devices for converting combined reciprocal and rotational motion into rotational motion and vice versa and can be used, in particular for internal and external combustion engines, compressors, ...
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WO/2003/087556A1 |
Patent Model of Utility for an internal-combustion engine comprising an engine block with combustion chamber(s) (1) inside cylinder(s) (2), where the piston(s) (3) moves/move alternately, impelled by combustion gases and the transference...
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WO/2003/085258A1 |
The invention discloses a non-combustion cool gas engine. The engine comprises a cool gas storage tank which is connected to a pneumatic control element by a gas source adjuster, a set of crank-linkage mechanism connected to a cylinder, ...
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WO/2003/085259A1 |
An assembly includes a cylinder (232) and a piston assembly (212) housed within the cylinder and configured for reciprocal motion relative to the cylinder. The piston assembly and cylinder include a magnet (230) and coil (234) configured...
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WO/2003/083270A1 |
The invention relates to a reciprocating engine and a working fluid inlet system therefore. The engine includes at least one cylinder (30) with a reciprocating piston (32) therein and a variable volume expansion chamber capable of receiv...
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WO/2003/083264A1 |
A mechanism including a piston-and-cylinder assembly including a pin member passing through the piston and a guide member having a recess accommodating the end of the pin member, the guide member being rotated by reciprocating movement o...
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WO/2003/083271A1 |
A pneumatic motor (10) is provided that includes an intake chamber (22) in fluid communication with at least one intake channel (28). Each intake channel (28) is in fluid communication with a corresponding cylinder (20), which receives a...
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WO/2003/083295A1 |
An air engine comprises a hinge structure consisted of a main crankshaft and shaking rods, in which cylinders are arranged separately in both sides of the main crankshaft, pressurized air is supplied to one end of the cylinder, an exhaus...
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WO/2003/081689A2 |
The invention relates to a reforming device for a fuel cell, comprising an evaporating device (6), for evaporating an unprocessed fuel (13) and for the introduction of the unprocessed fuel (13) into a reforming unit, at least one pump fo...
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WO/2003/081012A1 |
The invention concerns a cogeneration plant preferably using a compressor-alternator unit equipped with a thermal heater operating independently, by drawing compressed air supplied by one or several compression stages, which is then heat...
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WO/2003/078809A2 |
An opposed piston, opposed cylinder ''OPOC'' engine with at least one free piston (109), the engine having connecting members (182) to transfer the linear reciprocation of one or more pistons outside the engine in two opposing lines of m...
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WO/2003/078797A1 |
The subject of the invention is an engine that is actuated by a fluid under pressure, preferably water, and comprises one or more oscillating, connecting-rod assemblies (13), including a cylinder (14) and a piston (15), and at least one ...
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WO/2003/078810A1 |
An electric power generating mechanism having flux generating elements connected to lines of opposed movement, the lines of opposed movement preferably being provided by the reciprocation of a set of three pistons (105, 107, 109) arrange...
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WO/2003/078835A1 |
A pumping mechanism having pumping elements (25, 30) connected to lines of opposed movement (83), the lines of opposed movement preferably being by the reciprocation of an engine (21) having a set of three pistons (5, 7, 9) arranged on a...
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WO/2003/076779A1 |
An engine system comprises at least a first volumetric device, and a second volumetric device in which said second volumetric device is larger in volume than said first volumetric device, in which, during continuous flow of a compressibl...
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WO/2003/076777A1 |
A rotary engine, pump or compressor (102) with a framework is provided with intake/exhaust ports in end plates (219) and a rotatably mounted block mounted there-between. In the four cylinder embodiment of this invention, first and second...
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WO/2003/074840A2 |
Methods, devices and systems for power generation through liquid piston internal combustion engine. The liquid piston internal combustion engine of the invention, utilizes a novel, synergetic combination of internal combustion and steam ...
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WO/2003/075441A2 |
A resonant electrical generation system (10) includes a resonator (14), an energy source (18), and an electrical generator (22). The resonator (14) provides resonating movement in a resonating element. The resonator (14) can include a ma...
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WO/2003/069125A1 |
An expansion engine, wherein high-temperature, high-pressure steam is fed to an expansion chamber (43) formed between pistons (42) and a cylinder sleeve (41) to press a swash plate (31) by the pistons (42) so as to rotatingly driving a r...
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WO/2003/069126A1 |
An expansion engine, wherein high-temperature, high-pressure steam is fed into an expansion chamber (43) formed between pistons (42) and a cylinder sleeve (41) to press a swash plate (31) by the pistons so as to rotatingly driving a roto...
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WO/2003/064863A1 |
A pneumatic actuator (1) adapted for placement between a pair of spaced members (2,3) for controlling relative movement between said members is formed of two different hardness plastic materials and includes a rigid base (6) and a flexib...
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WO/2003/062603A1 |
A rotary type fluid machine having a rotary valve (61) for controlling the suction and exhaust of working medium for a working section (49, 57)consisting of a group of axial piston cylinders, wherein a steam feed pipe (77) provided separ...
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WO/2003/060323A1 |
Apparatus for supplying high pressure gas to an engine (10), to operate the engine (10), comprising in combination a gas pressurizer (11) having a low gas pressure inlet (16a) to receive inlet gas, as for example discharge gas from the e...
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WO2003023225B1 |
A free-piston engine includes at least one dual piston assembly, each of which has a pair of axially opposed combustion cylinders (12) and free-floating combustion pistons (13, 14) respectively mounted in the combustion cylinders for rec...
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WO/2003/058036A1 |
An engine (10) including a stationary housing (18) &semi a cylinder bank (20) rotatably mounted to the housing (18) about a central longitudinal axis, the cylinder bank (20) having a plurality of cylinders (28) therein radially distanced...
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WO/2003/058034A1 |
The invention relates to a hydraulic device having, in a housing, a rotor, which can rotate about a first axis, with pistons, chambers, which can rotate about a second axis and are formed by a cylindrical wall and a piston. The chamber i...
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WO/2003/058072A2 |
A reciprocating fluid engine (31) is provided having a high frequency and a high stroke force. The reciprocating fluid engine may be used to power a vehicle, such as a toy ornithopter (51). The reciprocating fluid engine has a piston (7)...
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WO/2003/058035A1 |
The invention relates to a hydraulic device having, in a housing, a rotor, which can rotate about a first axis, with pistons, drum sleeves, which can rotate about a second axis and have a chamber formed by a cylindrical wall and a piston...
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WO/2003/056136A1 |
The piston compressed turbine engine is controlled by drawing air or air-fuel mixture into the cylinder as the intake valve is open and the piston retreats (a retreat act), pausing the piston at the BDC for a predetermined time so that t...
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WO/2003/054354A1 |
The invention relates to a motor. The motor comprises a rotary member (6), at least one actuator member, preferably in the form a bellow (2a-c), a first passage (12-17) through which a space of the actuator member (2a-c) is connectable t...
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WO/2003/050929A1 |
An electromechanical power converter for a gaseous or vaporous media, containing a stator (1) consisting of two cup-shaped stator parts (la, lb) which are respectively open in the direction of a front face and adjacent thereto. Said stat...
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WO/2003/044355A1 |
An improved, internal combustion, reciprocating engine employs thermal regeneration to improve its efficiency and power. Regeneration is accomplished through the use of an alternating flow heat exchanger. In one embodiment the engine con...
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