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WO/2015/063230A1 |
The energy storage facility (10) comprises a mechanical energy supply device (12), a reservoir (32) for storage of a pressurized fluid, a pump (16) that can be actuated by the mechanical energy supply device (12), an energy generator (36...
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WO/2015/057131A1 |
According to a first aspect, the present invention relates to a combustion engine comprising, a first controllable engine valve (8) arranged to selectively open/close a combustion chamber (7) included in the combustion engine (1), and a ...
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WO/2015/053108A1 |
In order to provide a high yielding production method for a pressure damper, this production method for a pressure damper (10) is for a pressure damper (10) equipped with a pressure chamber (3), which is formed from a recess-containing c...
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WO/2015/049361A1 |
The invention relates to a hydropneumatic piston accumulator (1) for storing energy by compressing a gas. Said accumulator comprised a gas chamber (3) for receiving the gas which is to be compressed in the gas chamber (3), a hydraulic ch...
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WO/2015/049359A1 |
Hydropneumatic piston accumulator (1) for storing energy by compressing a gas, comprising a gas chamber (3) for accommodating the gas to be compressed in the gas chamber (3), a hydraulic chamber (2) for accommodating hydraulic fluid, a m...
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WO/2015/044166A1 |
The invention relates to a pressure welding device (1) and a pressure welding method. The pressure welding device (1) comprises a plastification unit (5), a positioning and compressing unit (6), a controller (26), and an advance unit (7)...
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WO/2015/043117A1 |
A liquid-trap and filled-piston based liquid seal energy accumulator and hydraulic system thereof, the liquid seal energy accumulator comprising a piston cylinder and a high pressure gas tank; when the piston moves to the top of the pist...
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WO/2015/040132A1 |
The invention relates to a hydraulically controlled device comprising a double-acting cylinder (VR1) applying a force in one direction to an external element in one operational phase, and receiving a force in an opposite direction in ano...
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WO/2015/041975A1 |
A cyclone reservoir for separation of an aerated portion of a hydraulic fluid and a related method of making the cyclone reservoir. The cyclone reservoir includes a lower chamber having a generally cylindrical side wall, a return port, a...
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WO/2015/036005A1 |
The hydraulic energy converter (4) can be connected to a hydraulic system. The converter (4) comprises a manifold device (1) for controlling hydraulic fluid flow, a controller (3) for controlling the manifold device (1), and at least one...
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WO/2015/035454A1 |
A hydraulic motor circuit for driving an auger is disclosed. The circuit includes a hydraulic motor that receives oil from an oil supply via a supply line and returns oil to the oil supply via a return line. The circuit further includes ...
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WO/2015/032236A1 |
Disclosed are a reach stacker potential energy recovery system and a reach stacker, said reach stacker potential energy recovery system comprising a frame body (1), a boom base section (2) articulated to the frame body (1), and a flexibl...
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WO/2015/026558A1 |
A hydraulic power unit comprising a rear face and a front face spaced from one another includes an air inlet configured to receive air into the unit, and an air outlet configured to expel the air received into the unit. The hydraulic pow...
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WO/2015/025094A1 |
The reversible hydraulic pressure converter with tubular valves (1) comprises a medium-pressure stage (44) consisting of a medium-pressure cylinder (2) and a medium-pressure double-acting piston (3), the position of which is transmitted ...
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WO/2015/022054A1 |
System for the automatic adaptation of a predefinable gas input quantity (10) in a working system (12) with system components (14, 16) which can be moved relative to one another, in which the pressure of the gas input quantity (10) can b...
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WO/2015/023699A1 |
A linear actuator 10 contains a housing 12 having a first end 14 and a second end 16. A hollow piston rod 23 is positioned within the housing 12 to slidably engage with an inner wail 25 of the housing 12. A sealed gas chamber 30 is forme...
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WO/2015/020934A2 |
A hydraulic system primary fluid reservoir in fluid communication with an auxiliary reservoir having a cartridge and an elastic fluid impervious chamber and apparatus for sealing the elastic fluid impervious chamber with the interior the...
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WO/2015/015873A1 |
The present invention suppresses damage to a metal bellows caused by changes in temperature and contact between adjacent intermediate slope sections, and furthermore reduces the length in the direction of extension/contraction when the m...
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WO/2015/015882A1 |
Provided is an accumulator that suppresses contaminants from entering a gap (S) between a housing and a gas valve that fits a concavity of the housing. The accumulator (100) is provided with: a housing (110) having an injection opening (...
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WO/2015/014367A1 |
Disclosed is a fluid control system for operation of a pitch control system for wind turbines of the type comprising a pitch system driving at least one rotor blade, by at least one hydraulic actuator (1, 41, 51, 61, 71, 91). A hydraulic...
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WO/2015/009512A2 |
A charging unit, system and method are provided. The system includes an activation unit and a charging unit. The activation unit includes a pump unit, a pressure circuit with an unloader valve to selectively permit fluid to pass from the...
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WO/2014/195987A1 |
Expansion tank (10) comprising - a body (11 ); - a membrane (12) fixed to said body (11) and defining a compartment (13) internal to said body (11) adapted to contain a liquid, said membrane (12) being adapted to deform in response to ch...
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WO/2014/191628A1 |
A method and an arrangement in a forest work unit, comprising storing power produced by a primary power source in an energy storing means in at least one first phase of a working cycle of the forest work unit by controlling a hydraulic p...
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WO/2014/186503A1 |
A high pressure separator/accumulator that uses dual bellows is provided. The dual bellows are not mechanically linked but rather operationally coupled through a fluid medium. The high pressure separators includes a housing defining a fi...
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WO/2014/184389A1 |
The present invention relates to a method for manufacturing a membrane accumulator, comprising the steps of providing a first sub-housing and a second sub-housing; mounting a membrane in the first and/or the second sub-housing; mounting ...
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WO/2014/180785A1 |
There is provided an energy accumulation and distribution system. An energy accumulator accumulates waste energy. A first energy interface is adapted for receiving first waste energy to be accumulated from a braking power reserve. A seco...
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WO/2014/175734A1 |
A system for use in a pressurized atmosphere or medium includes a shaft housing (56), a shaft (54) rotatably accommodated within the shaft housing (56), and a pressure compensator (2) for transferring a first compensation pressure (P1) v...
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WO/2014/169306A1 |
The invention relates to a fixing device for a hydraulic fluid air cooler with cooling elements through which hydraulic fluid flows, which elements are combined to form a parallelepiped assembly, and a box-shaped hydraulic fluid distribu...
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WO/2014/154455A1 |
The invention relates to a hydropneumatic accumulator having an accumulator housing (1), the interior of which, owing to a displaceable piston (11) or a flexible diaphragm, is composed of a liquid chamber (12) filled with a liquid and a ...
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WO/2014/155767A1 |
A hydraulic device (100) is configured so as to prevent the breakage of a single-directional filter section adapted for high-pressure oil. The hydraulic device (100) is provided with an accumulator (106) which supplies oil from an oil ta...
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WO/2014/153583A1 |
The invention relates to a device for storing energy, comprising a pressure accumulator (1) of constant volume, a machine (4) operable by means of electrical energy, and a turbo-machine (7), wherein an electrical generator (9) can be cou...
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WO/2014/132356A1 |
A working vehicle is provided with a working machine (3) and a hydraulic oil tank (8). The hydraulic oil tank (8) has a tank body (81) for containing hydraulic oil for driving the working machine (3), and has a strainer (86) installed wi...
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WO/2014/127955A1 |
The present invention relates to a hydraulic unit comprising a cylinder and a piston unit, wherein the piston unit extends at least in regions into a fluid chamber, which is enclosed by the cylinder, and can be displaced relative to the ...
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WO/2014/125703A1 |
Provided is an accumulator, which: is capable of reducing the pressure difference that is generated by differences in coefficients of thermal expansion when liquid trapped in the liquid chamber and a sealed gas undergo thermal expansion ...
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WO/2014/121910A1 |
The invention relates to a hydraulic multi-load system with an energy-efficient hydraulic circuit, comprising a hydraulic source (7) for a volumetric flow rate of a hydraulic medium and comprising at least two loads (1, 2, 3) with contro...
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WO/2014/120930A1 |
A hybrid swing drive system (1) of a hydraulic construction machine includes a variable displacement hydraulic swing pump (3) operable by a prime mover(2); a hydraulic swing motor (16) for performing a swing function of the machine; an a...
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WO/2014/118479A1 |
The invention concerns an hydraulic motor pump (1) having a fixed or variable cylinder capacity and comprising a central motor pump rotor (3) which accommodates an hydraulic cylinder (14), the rotor (3) being in sealed contact with an in...
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WO/2014/113409A1 |
The techniques herein relate to a pressure compensation system. The system includes a downhole tool and one or more pressure compensators positionable in the downhole tool. Each pressure compensator includes a first compensating fluid se...
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WO/2014/094671A1 |
An energy-storing electricity generation device comprises multiple guardrail units (4), a hydraulic motor (5) and a power generator (6), a third tube (43), and a liquid storage tank (7) that connect in sequence and form a circuit. When a...
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WO/2014/090400A1 |
A method for the production of hydraulic and electric energy from the rolling motion generated by vehicular and non-vehicular traffic, which envisages the establishment of a flow of fluid moving between at least two tanks, the first of w...
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WO/2014/093360A1 |
A mechanical input to a fluidic filter network can be actuated. The fluidic filter network can include respective branches fluidically coupling the mechanical input to respective deformable mechanical outputs. A mechanical displacement c...
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WO/2014/089709A1 |
The present disclosure is related to a method of pseudo- isothermal energy conversion between mechanical and pneumatic energy comprising the steps of: providing a gas/liquid unit wherein the gas/liquid unit may be a compression unit fill...
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WO/2014/090869A1 |
The invention relates to a method for filling the air springs of a vehicle and an associated pressure accumulator. In the method, a pressure accumulator is used which is provided with a valve integrated into the air connection of the pre...
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WO/2014/079528A1 |
The invention relates to a turbine valve actuator (100) for controlling at least one valve unit of a media-operated consumer unit, such as a steam or gas turbine, having an actuating part drive (102) which has a movable actuating part (1...
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WO/2014/080619A1 |
In a hydraulic drive system (1), hydraulic fluid from an actuator pump (11) is supplied to actuators (16 - 18) via an actuator drive circuit (13). In the hydraulic drive system (1), hydraulic fluid from a fan pump (61) is also supplied t...
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WO/2014/074032A1 |
The invention relates to a heavy road vehicle provided with a hybrid propulsion system (1) comprising a mechanical propulsion system (12) and a hydraulic propulsion system (13). The mechanical propulsion system (12) is connected to at le...
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WO/2014/069024A1 |
[Problem] To provide a circulation system for separating and removing bubbles from a liquid, whereby it is possible to remove the bubbles that form within the liquid effectively and efficiently. [Solution] A system provided with: a main ...
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WO/2014/067036A1 |
A derrick-type long-stroke hydraulic pumping unit, which comprises a rack (1), a counterweight basket (2), a sucker rod side oil cylinder (3), a counterweight basket side oil cylinder (4), a hydraulic station (5) and an oxbow component (...
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WO/2014/063766A1 |
The invention relates to a separating device for fluid media, which media can be received in a working housing (1), comprising a separating piston (3) which inside the working housing (1) separates two media compartments (5, 7) from one ...
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WO/2014/059480A1 |
A vehicle for line marking, having a steering mechanism (10) including: a directional wheel (5) that pivots about a steering shaft (12) coupled to a steering actuator (13); a control actuator (21) responsive to a steering wheel (22); and...
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