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WO/2023/229974A1 |
A computer-controlled energy storage system optimizes the process of energy storage and electricity re-generation. In an energy storage and release cycle, the gas is compressed and released in a pressure range that is optimized in terms ...
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WO/2021/222532A1 |
At least some embodiments of the present disclosure are directed to distributed pump architectures used in control systems for multifunctional machines. In some cases, a control system for a multifunctional machine includes three or more...
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WO/2021/195074A1 |
This invention relates to hydraulic energy storage and management systems. In particular, this invention relates to a hydraulic energy management system that has a reconfigurable energy storage and release capability that adjusts to vary...
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WO/2021/173079A1 |
A gas-reservoir electrochemical pressure generator and a dual-gas-reservoir electrochemical pressure generator are provided. The electrochemical pressure generator includes an electrical power source, an electrochemical pressure generato...
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WO/2021/128436A1 |
A clutch hydraulic torque converter regulation device, which is mainly composed of a power input shaft (12), a driving disk (10) and a driven disk (9) disposed on the power input shaft (12), and a power output shaft (13) disposed corresp...
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WO/2021/108596A1 |
A hydraulic transformer clutch enables controlled power transfer from an outer race to an output shaft. The outer race is driven by a rolling element and generates spin against its own axis. The rolling element is in contact with a rotat...
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WO/2021/021665A1 |
A system includes sensors for monitoring pressure, flow, pump speed, temperature, and/ or other signals at the output of a main hydraulic pump, and a processing system executes one or more methods for identification of hydraulic system e...
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WO/2020/132007A1 |
A high pressure injection flushing head includes a flushing body comprising an upper body portion, and a lower body portion coupled to the upper body portion. The upper body portion and the lower body portion cooperate to define a bore. ...
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WO/2020/033912A1 |
A combined heat and power microgrid system that functions as an uninterruptible power supply is provided that not only generates energy using renewables and compressed gas-driven linear generators but also stores energy in the form of co...
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WO/2019/170518A1 |
A pump apparatus for a system housing (10) in a vehicle comprises a pump device (12a) arranged in a pump housing (12), which device can be driven by a motor (M) specific to the pump apparatus or an external motor, wherein at least the pu...
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WO/2019/161262A1 |
A pump includes a pair of valves, coupled to a camshaft that selectively opens and closes the valves such that when one valve opens the other valve closes. The valves are in fluid communication with a piston chamber. A crankshaft operate...
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WO/2019/135996A1 |
Disclosed is a novel device that converts some of the power in ocean waves into electrical power or other means of performing useful work. One or more tubes are arranged so that when the device is in position in a body of water, the tube...
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WO/2019/035891A1 |
Control systems and feedback assemblies for hydraulic axial displacement machines, such as pumps and motors. The control systems and feedback assemblies can reduce friction on the charging spools and provide for a more reliable return of...
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WO/2018/224112A1 |
Imagine a power source without the use of energy – renewable or non. That's right. Zero Fuel. The purpose of the project is to generate electricity with the use of a hydraulic engine that operates without fuel. Or any source at all of ...
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WO/2018/219389A1 |
The invention relates to a method for adjusting an operating point of a hydraulic actuator arrangement, in which a volumetric flow source is connected to a hydraulic cylinder (4) via a pressure line (10) which is filled with a hydraulic ...
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WO/2018/208178A1 |
The invention relates to a motor providing mechanical impulses by compressed air compression. The motor is driven by a compressor powered by a 3000 W inverter, which sends compressed air that flows into the pistons, producing a force adv...
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WO/2018/207157A2 |
A method for controlling pressure and flow of hydraulic fluid through a hydraulic control unit comprises receiving a pressure command from an electronic control unit. The received pressure command is processed to generate a pressure- bas...
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WO/2018/132806A1 |
An asymmetric linear actuator is provided which integrates a hydraulic dissipater and an electric motor and power screw which generates small forces. The actuator is configured so that an electric motor drives a power screw which drives ...
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WO/2018/119326A1 |
An automobile or other wheeled vehicle includes various hydraulic components, including a hydraulic gearbox, transmission, clutch, and brake energy recovery system. Such hydraulic components supplement or replace traditional mechanical c...
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WO/2018/111388A1 |
The active water hydroelectric system 18 uses a hydraulic ram pump 46 to increase pressure to turbine blades 47 using water 16 from a low head water source 1, the system 18 comprising a housing 18, drive pipe 2, delivery pipe 6, pressure...
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WO/2018/014905A1 |
The invention relates to a method for maintaining a pressure level of a hydraulic fluid in a hydraulic actuator assembly (100), in particular for maintaining a pressure level above a target pressure value associated with an operating poi...
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WO/2018/002201A1 |
The present invention relates to a hydraulic coupling device for coupling a first shaft (10) with a second shaft (20) which shafts are coaxial with one another. The device comprises a device forming a positive-displacement pump operating...
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WO/2017/058027A1 |
The invention relates to a downhole tool (100) for use in a petroleum well. The downhole tool (100) comprises a first part (110) comprising a driving unit (8), and second part (120) comprising a driven unit (9), wherein the driving unit ...
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WO/2016/166746A1 |
A hydrostatic transmission which utilizes a combination of a multiple planetary gear pump and a multiple planetary gear motor encased within one compact unit sealed so as to direct passage of hydraulic fluid between the combination there...
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WO/2016/146039A1 |
A load-sensitive electro-hydrostatic actuator (EHA) comprises a variable-displacement hydraulic pump (2), a symmetrical hydraulic cylinder (5), a feedback module (4), a pressure follow-up servo valve (3) and an execution mechanism (7). T...
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WO/2016/141935A1 |
The invention relates to a method for adjusting and adapting an operating point of a hydraulic actuator arrangement, in which invention a volume flow source (3) is connected to a hydraulic cylinder (5) via a pressure line (4) which is fi...
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WO/2016/090057A1 |
Various embodiments of an apparatus and method for extracting useful work from a fluid stream are disclosed. Some embodiments comprise balanced hydrofoils comprising upper and lower semifoils joined by a member. Some embodiments comprise...
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WO/2015/190946A1 |
A controllable connection for two coaxial shafts comprises a hollow end of a transmitting shaft and a substantially profiled end of a receiving shaft, positioned inside the hollow end of the transmitting shaft. The hollow end of the tran...
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WO/2015/144155A1 |
The invention relates to an actuating device (1) for actuating a clutch (3) and/or a transmission (4) of a motor vehicle, comprising a pump (10) having two fluid connections (8, 9) and comprising a movable actuating element (11) fluidica...
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WO/2015/138602A1 |
Disclosed is a compact portable compressed air energy storage (CAES) system that works with renewable energy sources and utilizes batteries to store energies instead of using turbine generators to store energies like traditional CAES sys...
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WO/2015/125239A1 |
The purpose of the present invention is to provide a rotation system which is capable of maintaining a distance between two rotating machines, and suppressing vibration generated in an intermediate shaft that connects rotation shafts of ...
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WO/2015/070860A1 |
The invention relates to a step-by-step mechanism, in particular for a seat adjustment of a motor vehicle seat having a rotatable adjusting ring (20) which is coupled to a rotation element (26) to be coupled to a component to be placed, ...
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WO/2015/027157A1 |
The present disclosure relates to a limited-slip clutch system and method. In one aspect, the limited-slip clutch actuation system can include a hydraulic pump operated by a variable speed drive wherein the pump can be configured to gene...
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WO/2015/010700A1 |
The invention concerns a fluid system having a fluidic displacement unit which, in a drivetrain between a drive unit and an output, forms a switchable torque-transmission component with an internal control system for a working pressure. ...
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WO/2014/164408A1 |
A clutch system comprises a hydraulic control circuit for controlling a hydraulic system. The hydraulic control circuit comprises processor-executable control instructions to perform a method for controlling hydraulic pressure. The metho...
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WO/2014/158070A1 |
A hydraulic pump assembly comprises a rotatable piston drum (20) with at least one centrifugal lever (23) pivotally attached thereto for radial movements between radial flanges (20') under the action of centrifugal force at rotation of t...
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WO/2014/023744A1 |
The invention relates to a pumping device (1) comprising a drive device (2) for driving a feed element (3) of the pumping device (1) and a hydrostatic coupling (5), by means of which a torque transmission between the drive device (2) and...
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WO/2014/022228A1 |
A zero turn mower vehicle (10) includes left and right hydrostatic transmissions (11a, 11b) driving wheels (15a, 15b). The transmissions (11a, 11b) each include a swashplate type axial piston hydraulic pump (17) having a swashplate (22)....
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WO/2014/021965A2 |
The present invention provides closed-cycle hydro-jet thruster (CCHJT) used for the direct conversion of torque into thrust and/or lift force. In a preferred embodiment, the CCHJT includes an outer casing; two inner-members; an intermedi...
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WO/2013/155076A1 |
In some embodiments, systems are provided in which electric power generated from a renewable energy source such as a solar or wind power system during low demand periods is used to drive an electric motor which turns an air hybrid split-...
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WO/2013/117105A1 |
A driveshaft structure comprises driveshafts (11, 12) and a hydraulic overload protection device (21, 22, 23), wherein driveshafts (11, 12) comprises a first shaft (11) and a second shaft (12) coaxially mounted, and the hydraulic overloa...
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WO/2013/107197A1 |
A transmission device comprises a planetary gear train, a housing (1), multiple fillers (2), and a hydraulic control device. The planetary gear train has a gear chamber. Gears of the planetary gear train are mounted in the gear chamber, ...
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WO/2013/096300A2 |
A system has a variable displacement pump that supplies pressurized fluid to power a plurality of hydraulic functions. Each hydraulic function has a control valve with a variable source orifice controlling fluid flow between the pump and...
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WO/2013/070641A1 |
A hydrostatic drive (200) including a hydrostatic pump (202) configured to supply a transmission fluid. The hydrostatic drive (200) further includes an axle motor (210) and a drum motor (208). The axle motor (210) is configured to drive ...
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WO/2013/066837A1 |
A drive system (14) is disclosed. The drive system may have an engine-driven pump (38), and a motor (40) connected to the pump. The drive system may also have a speed input (18) to select a maximum allowable engine speed, a throttle inpu...
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WO/2013/040338A2 |
Provided are various devices and processes that harness the inherent kinetic energy of a flowing pressurized fluid to drive a compressor to compress a fluid without any need for electrical or chemical energy. The flowing fluid flows over...
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WO/2012/161601A1 |
The subject of this invention is a clutch with a locking key (wedge) intended primarily for use as a locking element of differential mechanisms, as well as an inter- axle clutch used in wheeled vehicles, proposed in two design solutions ...
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WO/2012/145401A1 |
A power distribution system includes a prime mover and a hydraulic drive system. The hydraulic drive system includes an accumulator to store energy and supplement that available from the prime mover. A control monitors torque imposed on ...
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WO/2012/138314A1 |
The present disclosure describes a hydroelectric control valve (HCV) for a fluid pipeline including an inlet and outlet (or input and output) section attached to the same pipeline wherein fluid flows into and out of the HCV comprising a ...
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WO/2012/120094A2 |
A gerotor pump (1) comprising; ·a housing (2) which comprises a first and a second supply socket (18a,18b;19a,19b), ·an inner rotor (4); and ·an outer rotor (5) rotatably located relative the housing (2); wherein the inner rotor (4) i...
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