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Patent Searching and Data


Matches 251 - 300 out of 6,287

Document Document Title
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...  
WO/2007/146999A2
A gerotor device having a rotor and a stator, the rotor including a plurality of teeth defining a profile, each tooth being divided by a tooth axis. At least one tooth includes an inner recess and an outer recess spaced from the inner re...  
WO/2007/146999A3
A gerotor device having a rotor and a stator, the rotor including a plurality of teeth defining a profile, each tooth being divided by a tooth axis. At least one tooth includes an inner recess and an outer recess spaced from the inner re...  
WO/2007/146542A2
A wave energy conversion system which includes a hull that serves as a float, moving up and down with incoming waves The hull comprises a longitudinal main rotary shaft upon which a seπes different diameter sets of dual samediameter pin...  
WO/2007/146542A3
A wave energy conversion system which includes a hull that serves as a float, moving up and down with incoming waves The hull comprises a longitudinal main rotary shaft upon which a seπes different diameter sets of dual samediameter pin...  
WO/2007/140867A1
An axial piston machine comprises a housing (1), the housing interior of 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 said cylinder...  
WO/2007/140869A1
The invention relates to a hydrostatic piston machine having a housing (2), a cylinder drum (3) which is mounted rotatably in the latter, a multiple disc brake (16) and a thrust ring (21) for this purpose. The cylinder drum (3) can be br...  
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...  
WO/2007/140096A2
A thermo-magnetic actuator includes a chamber within a housing; a working fluid changing phase upon heating and in the chamber; an electrical heater for heating the working fluid; a piston rod slidable between a retracted position, retra...  
WO/2007/140096A3
A thermo-magnetic actuator includes a chamber within a housing; a working fluid changing phase upon heating and in the chamber; an electrical heater for heating the working fluid; a piston rod slidable between a retracted position, retra...  
WO/2007/129403A1
Provided is a rotary type fluid machine, in which an annular actuator chamber (5) is constituted to include an annular wall portion (3a) on one side of a rotor (3) in the axial direction of a rotating shaft (4), and an annular groove (20...  
WO/2007/122643A1
A radial cylinder hydraulic motor having continuously variable displacement capabilities comprises: oscillating hydraulic cylinders (1) which are driven to oscillate through an eccentric crankpin (2) formed on the motor shaft (3) and car...  
WO/2007/122644A1
A radial cylinder hydraulic motor comprises: oscillating hydraulic cylinders (1) driven to oscillate by means of an eccentric crankpin (2) formed on the motor shaft (3), the oscillating cylinder liners (4) being provided with trunnions (...  
WO/2007/117288A3
An internal-combustion engine comprises an engine housing having a first wall delimiting a first combustion chamber, a first piston also delimiting said first combustion chamber and with a first piston head, a first crankshaft, a second ...  
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...  
WO/2007/115828A1
A hydraulic motor (1) with axial pistons, comprising a casing (2) for containing a motor shaft (4) and a plurality of pistons (5) which are substantially parallel to the motor shaft and act on a swash plate (6) which is mounted around th...  
WO/2007/113443A1
The invention concerns a piston comprising a body (10) having a guiding and sealing surface (12), a base (14) and a top (16) which has a cradle-shaped recess (18). The base (14) has a another cradle-shaped recess (22), of concavity oppos...  
WO/2007/113449A1
The invention concerns a piston comprising a body (10) having a guiding and sealing surface (12), a base (14) and a top (16) which has a cradle-shaped recess (18) wherein a bearing bushing (20) is maintained by stop surfaces (19A', 19B')...  
WO/2007/104496A1
Disclosed is a swash plate-type hydrostatic piston engine, in which a drive unit (10) and a swash plate (17) are accommodated in a pot-shaped housing (1b). The inventive pot-shaped housing (1b) is embodied so as to be able to accommodate...  
WO/2007/106090A1
A compressor includes a slide valve (24) having a passage that can be in fluid communication with a discharge plenum (22) and a suction plenum (20). The slide valve (24) position may be axially adjusted to control an amount of refrigeran...  
WO/2007/101153A2
A variable-volume pump comprises one or more reciprocating pistons within respective reciprocating cylinders. The phase relationship between the reciprocating piston(s) and the reciprocating cylinder(s) determines the volumetric output o...  
WO/2007/101153A3
A variable-volume pump comprises one or more reciprocating pistons within respective reciprocating cylinders. The phase relationship between the reciprocating piston(s) and the reciprocating cylinder(s) determines the volumetric output o...  
WO/2007/095773A1
The sealing system for oscillating-piston engines, comprising at least two oscillating pistons (15) which revolve together in a spherical housing (24) about an axis (45) of revolution provided in the housing centre and which each have tw...  
WO/2007/091905A2
An air compressor formed of a plurality of collapsible members engaged between opposing rotating side members. The collapsible members alternate between a collapsed state and enlarged state during rotation around the side members which a...  
WO/2007/091905A3
An air compressor formed of a plurality of collapsible members engaged between opposing rotating side members. The collapsible members alternate between a collapsed state and enlarged state during rotation around the side members which a...  
WO/2007/083232A2
A rotary fluid pressure device (11) includes an end cap (23) which is disposed rearwardly of, and adjacent, the fluid displacement mechanism (21 ). The end cap defines a piston cavity (103) in which is disposed a lock piston (105), which...  
WO/2007/076617A1
An oscillating piston engine according to the invention with valveless antechamber charging comprises at least two oscillating pistons (3, 4) which are arranged in a substantially spherical housing (1) and rotate together about a rotatio...  
WO/2007/071616A3
The invention relates to a power plant (200) with a condenser (210) for condensing the process medium, characterized in that at least one separate cooling device for cooling the already condensed process medium and a component cooler (23...  
WO/2007/071616A2
The invention relates to a power plant (200) with a condenser (210) for condensing the process medium, characterized in that at least one separate cooling device for cooling the already condensed process medium and a component cooler (23...  
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...  
WO/2007/062626A2
The invention relates to a method for producing superheated steam in an engine in which highly compressed water is injected into a very hot medium located in the engine, resulting in explosion-like evaporation. Said process is to take pl...  
WO/2007/064866A2
A combustion apparatus having a housing including an inner surface that defines at least one chamber, a rotor, a rotor shaft, an intake shaft, an exhaust shaft, and a gearing mechanism. The chamber includes an intake valve port and an ex...  
WO/2007/062626A3
The invention relates to a method for producing superheated steam in an engine in which highly compressed water is injected into a very hot medium located in the engine, resulting in explosion-like evaporation. Said process is to take pl...  
WO/2007/065013A3
Featured is a robot and a needle delivery apparatus. Such a robot comprises a plurality of actuators coupled to control locating any of number of intervention specific medical devices such as intervention specific needle injectors. Such ...  
WO/2007/063357A1
The invention relates to a vane-type machine (100). The housing (101) has a largely cylindrical space for accommodating the vane cells (102 - 113) and an inlet opening (114) and an outlet opening (115). A shaft (116) is eccentrically arr...  
WO/2007/059541A1
The invention relates to a hydraulic prime mover, in particular a hydraulic motor, composed of stator plates (1 and 2) which are connected to one another, so as to be perpendicular and at an acute angle relative to one another, by means ...  
WO/2007/060822A1
An improvement of an inclined shaft-type variable displacement pump/motor in which pistons reciprocate in cylinders. A valve plate member is constructed from valve plates having a first valve plate and a second valve plate. The valve pla...  
WO/2007/060642A1
The invention provides a rotary motor comprising a first rotor member rotatable about a first axis; a second rotor member rotatable about a second axis; and a transmission system for rotating the first rotor member and the second rotor m...  
WO/2007/048979A1
The invention concerns a radial piston-type motor whereof the cylinder block comprises scavenging holes (40) which are provided between consecutive cylinders and are open on at least one of the peripheral surfaces of the cylinder block (...  
WO/2007/042612A1
The present invention is related to pressure medium powered rotary apparatus units and systems for using the same. The unit is comprising at least two oppositely positioned flange components (2, 6) within an axial distance from each othe...  
WO/2007/042703A1
The invention relates to a motor comprising two series of distribution ducts, each having two groups of ducts. The displacement selector (30) can occupy (i) a large displacement position in which the first groups of distribution ducts of...  
WO/2007/038401A3
A hydraulic machine includes first and second opposing motors. Displacement of the first and second motors is controlled such that while the sum of the displacements of the first and second motors is below a threshold, the displacement o...  
WO/2007/038401A2
A hydraulic machine includes first and second opposing motors. Displacement of the first and second motors is controlled such that while the sum of the displacements of the first and second motors is below a threshold, the displacement o...  
WO/2007/034301A1
Methods for controlling the net-displacement of a rotary fluid pressure device are disclosed. One of the net-displacement control methods (47) includes obtaining a desired input parameter (23) and a relative position (21 ) of a first mem...  
WO/2007/031078A2
Disclosed is a method for producing superheated steam in an engine by injecting highly compressed water into a very hot liquid, synthetic medium located in the engine, resulting in explosion-like evaporation. This process is to take plac...  
WO/2007/031078A3
Disclosed is a method for producing superheated steam in an engine by injecting highly compressed water into a very hot liquid, synthetic medium located in the engine, resulting in explosion-like evaporation. This process is to take plac...  
WO/2007/030114A1
A compressor (20) has at least a first rotor (26; 28) at least partially within a bore (276; 278) of a housing. A slide valve element (102; 300) is positioned at least partially within a channel (200; 301) in the housing and has a first ...  
WO/2007/026323A1
The invention relates to a rotary piston engine for liquid and gaseous fuels. Said rotary piston engine is substantially characterized in that a rotary piston (1) is provided with a protrusion (2) which creates a suction chamber (18), an...  
WO/2007/021371A2
A scroll compressor is provided with a recess to increase the flow area through which compression chambers communicate with a discharge port. The scroll compressor is of the sort having a wrap with a swing radius that is always equal to ...  
WO/2007/021689A3
An expansion motor that converts energy input from a source of pressurized gas, such as steam, into work on reciprocating pistons. The expansion motor can be driven by compressed gas, natural gas or other gas from an underground reservoi...  

Matches 251 - 300 out of 6,287