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WO/2014/014985A2 |
The present disclosure relates to a hydraulic drive having a stationary housing. The hydraulic drive also has a drive shaft that extends through the stationary housing. Furthermore, the hydraulic drive has a hydraulic motor for rotating ...
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WO/2014/011899A1 |
A radial piston device includes a housing and a pintle fixed thereto that includes an inlet and an outlet, each aligned with a pintle axis. A rotor is rotatably disposed around the pintle and includes radially oriented cylinders. A pisto...
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WO/2014/010529A1 |
The rotary shaft (5, 42, 63, 84) of a hydraulic pump (1, 41, 61, 81, 85) that is this hydraulic rotary machine is coupled to a drive source coupling (20, 44, 92) using a spline coupler (23, 47). The rotary shaft (5, 42, 63, 84) is provid...
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WO/2014/006663A1 |
The invention provides a power generating apparatus of a renewable energy type which generates power from a renewable energy source, the power generating apparatus comprising: a hub on which at least one rotor blade is mounted, the rotor...
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WO/2014/002143A1 |
A fluid working machine 11, 12 is provided with a rotation shaft 9, a cam 22, a cylinder 19, a roller 21 contacting the cam 22, and a piston 18 having a chamber forming part 27 and a roller holding part 28. A stepped portion 31 is formed...
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WO/2014/002142A1 |
A fluid working machine 11, 12 is provided with a cylinder 19, a piston 18 having an inner passage 55, 56 where working fluid is introduced from a working chamber 20, a roller 21 rotatably engaged to the piston 18, and a cam 22 rotating ...
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WO/2013/183076A1 |
Hydraulic machine with radial cylinders (1, 31, 50), comprising oscillating radial cylinders (2, 32, 51) arranged in a crown or star of cylinder-piston units; the pistons of said groups are made slidable on a crankshaft (3) or with a cam...
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WO/2013/182922A1 |
The current invention discloses a progressive cavity pump or method of use that comprises a helical shape stator with a first pitch, a helical shaped rotor with a different second pitch wherein the rotor moves eccentrically within the ca...
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WO/2013/174606A1 |
The invention relates to a hydraulic machine (11) for a hydraulic hybrid drive train (1) of a motor vehicle, characterized in that the hydraulic machine (11) is a bi-engine (11) which is formed from two axial piston machines (31, 32). Th...
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WO/2013/174595A1 |
The invention relates to a hydraulic machine (11) and a hydraulic system (2) for a hybrid motor vehicle, characterized in that the hydraulic machine is a bimotor (11) having two axial piston machines (31, 32) which are arranged parallel ...
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WO/2013/172761A1 |
The present invention partly relates to an arrangement and partly a bearing arrangement (10) that can be turned by an assigned hydraulic pressure and flow, which bearing arrangement is related to a chain saw arrangement (101:1), which is...
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WO/2013/160145A2 |
A radial piston engine is disclosed with cylinder/piston units which are arranged in a star shape, a housing and an output shaft. At least sections of a brake, in particular the discs thereof, are arranged between an inner axial sleeve-l...
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WO/2013/161099A1 |
The objective of the present invention is to enable braking to be applied to a drive shaft when necessary, without reducing the motor efficiency and while ensuring smooth rotation of the drive shaft. In this bent axis-type axial piston m...
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WO/2013/160835A1 |
Rotating volumetric machine (1) with radial pistons wherein one between the inner ring (16) and the joint (25), that connects in rotation the inner ring (16) and the relative rotor element (7), comprises at least a first seat (26) and th...
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WO/2013/153684A1 |
In order to prevent oil leaks between a valve plate and a cylinder block more reliably without causing the support ends of a center shaft and the support ends of piston rods to separate from the end face of a drive shaft, a center shaft ...
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WO/2013/150046A2 |
A housing is disclosed for a hydraulic radial piston motor, with a first housing part and with a second housing part, between which a cam ring is arranged, which thus forms a centre housing part. During operation of the radial piston mot...
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WO/2013/087593A9 |
The invention relates to a pressure intensifier (10), having a pressure-intensifier housing (11), in which a low-pressure piston (15) with a first pressure surface (18) is arranged in the pressure-intensifier housing (11), which low-pres...
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WO/2013/143952A1 |
The invention relates to a hydrostatic axial piston machine having a housing, having a drive shaft, to which a flange disc is fastened in a rotationally fixed manner, and having a swash plate, to which a rotor disc, driven by the drive s...
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WO/2013/146450A1 |
A hydraulic pump motor (100, 200, 300, 400) is provided with: a supply/discharge passage (4) through which operating fluid sucked by a hydraulic pump (10) flows and through which hydraulic fluid discharged from a hydraulic motor (20) flo...
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WO/2013/143953A1 |
Hydraulic transformer having two hydrostatic part machines, wherein at least one part machine is a hydrostatic axial piston machine of swash plate design with a drive shaft (35), on which a flange disc (34) is fastened fixedly so as to r...
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WO/2013/146576A1 |
In the present invention, a fluid pressure drive unit provides working fluid to a fluid pressure actuator and drives the same. The fluid pressure drive unit is provided with the following: a fluid pressure pump that sucks in and ejects t...
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WO/2013/146575A1 |
In the present invention, a fluid pressure drive unit provides working fluid to a fluid pressure actuator and drives the same. The fluid pressure drive unit is provided with the following: a fluid pressure pump that sucks in and ejects t...
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WO/2013/140064A1 |
The invention relates to a hydraulic motor (1) that can be actuated in both directions, the hydraulic motor comprising two bidirectional hydraulic ports (A, B), each of which can be connected, selectively depending on the direction of ro...
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WO/2013/124560A1 |
A compact hydraulic unit (12) for providing a vehicle with drive power, comprising a housing (16) in which a hydraulic motor (11) is housed comprising a distribution plate (13) and a cylinder (9) arranged to either side of a common fixed...
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WO/2013/124557A1 |
A compact hydraulic unit (11) for providing a vehicle with drive power, comprising a housing (16) in which a first (14) and a second (15) hydraulic motor are housed, mounted in opposition, one of the two motors being supported in rotatio...
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WO/2013/125432A1 |
A hydraulic motor provided with a motor mechanism that rotationally operates using an operating fluid supplied and discharged from an operating hydraulic source via one among a first motor passage and a second motor passage. The hydrauli...
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WO/2013/125433A1 |
A hydraulic motor provided with a motor mechanism that rotationally operates using an operating hydraulic guided from an operating hydraulic source. The hydraulic motor is provided with: a casing in which a casing chamber accommodating t...
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WO/2013/124559A1 |
A compact hydraulic unit (12) for providing a vehicle with drive power, comprising a housing (16) in which a hydraulic motor (11) is housed comprising a distribution plate (13), a plate (17) supporting floating cylinders (9), a plate (3)...
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WO/2013/124558A1 |
The invention relates to a compact hydraulic module (11) for providing driving power to a vehicle, including a casing (16) in which a first (14) and second (15) hydraulic engine, mounted opposite each other, are accommodated, one of the ...
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WO/2013/116899A1 |
A compact electricity generating apparatus for use in tidal flows and streams with flow depths as low as 0.2 m uses an Archimedes screw located in a channel within a housing. Water flowing through the channel drives the screw and the rot...
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WO/2013/112112A1 |
The invention relates to submersible liquid engines which are used for producing mechanical energy from a crankshaft, and also can produce electrical energy from mechanical energy using corresponding devices and mechanisms. The submersib...
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WO/2013/112113A1 |
The invention relates to environmentally friendly liquid engines which are used for producing mechanical energy using the flywheel of a crankshaft, and also for producing electrical energy by collecting liquid at a level higher than the ...
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WO/2013/087666A1 |
The invention relates to a hydrostatic axial piston machine with a housing, with a drive shaft onto which a circular flange is fastened in a rotationally fixed manner, with a rotatable rotor disc which is arranged or set in such a way th...
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WO/2013/083542A2 |
The present invention relates to a vane pump (100), to a vane turbine including a rotor having vanes mounted so as to be freely slidable in radial slots, wherein either end of said assembly is accommodated in two rotary sleeves, respecti...
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WO/2013/084542A1 |
The present invention comprises a pair of gears (20) having mutually meshing teeth, a housing having a fluid-pressure chamber in which the pair of gears (20) are accommodated in meshed condition, and a bushing accommodated in the fluid-p...
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WO/2013/068449A2 |
A hydraulic actuation unit, particularly for controlling the starting and stopping of hydraulic motors, comprising: - a first main circuit (2) and a second main circuit (3), which are adapted to connect selectively a supply of pressurize...
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WO/2013/037582A1 |
The invention relates to an adjustment device for a hydrostatic machine and a hydrostatic machine having such an adjustment device. According to the invention, there is a fail-safe valve, in addition to a control valve, via which the hyd...
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WO/2013/031248A1 |
The present invention is a thrust bearing that is built into a hydraulic continuously variable transmission, and is provided with an inner ring in contact with a piston of a piston chamber of a variable-capacity pump, an outer ring secur...
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WO/2013/029971A1 |
Disclosed are a clamping lever arrangement, a method for producing a clamping lever of a clamping lever arrangement of said type, and an actuation unit of a hydraulic machine having a clamping lever arrangement of said type, wherein the ...
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WO/2013/022373A1 |
The invention relates to the field of propulsion engineering. The radial piston hydraulic engine (see figure 1) comprises a housing (1), inside which an eccentric working surface (3) is provided comprising, for example, two halves of sph...
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WO/2013/020655A1 |
A stop device for a spring cup of a return spring for an adjusting cylinder of a hydraulic machine is disclosed. Said return spring has two half-shells secured radially via a retaining ring on a fixed rod of the adjusting cylinder. The r...
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WO/2013/006902A1 |
A rotary fluid machine (10) has a rotor (12), a stator (14), and a plurality of gates. The (rotor 12) and stator (14) are rotatable relative to each other and arranged one inside the other to define a working chamber (18) there between. ...
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WO/2013/005703A1 |
The objective of the present invention is to provide a swash plate type hydraulic motor and a swash plate type hydraulic pump having a construction with which abrasion/cracking of the swash plate can be prevented, without applying a hard...
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WO/2012/164199A2 |
The invention relates to a hydraulic transmission device (40) for a machine, comprising: a disconnectable radial piston (58) hydraulic motor (42) including a cam (46B) solidly connected to a casing (46), a cylinder block (48) and an inte...
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WO/2012/159725A1 |
The invention relates to a radial piston machine and a piston for a radial piston machine, wherein pistons that are movable in the radial direction are guided along a lifting surface of a cam ring by way of a roller. The roller is hydros...
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WO/2012/151699A1 |
Disclosed herein are several embodiments of rotors (gears) which utilize spherical involute curves to determine the surfaces of the lobes (teeth). In some embodiments the contact surfaces are radial projections of spherical involute surf...
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WO/2012/150069A1 |
The invention relates to an axial piston machine (1) with an inclined-axis construction, comprising a plurality of piston elements (3) that can be guided in a rotatable cylinder arrangement (2) such that they move longitudinally, and a r...
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WO/2012/142714A1 |
The present disclosure describes the use of involute curves for use in energy conversion devices, as well as timing or indexing gears. Several different embodiments are shown using rotors of several examples of lobe numbers and shapes.
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WO/2012/138237A1 |
An impact energy conversion device, designed particularly for a car bumper comprises cylinders and at least one confusor (4), where each confusor (4) is, at its inlet, connected to the main hydraulic cylinder (6) fitted inside with the b...
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WO/2012/117957A1 |
The objective of the present invention is to provide a swash plate-type motor equipped with a cylinder hole structure for use with a tilting piston, with which the abrasion resistance can be increased and the time required for a hardenin...
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