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Matches 351 - 400 out of 8,092

Document Document Title
WO/2014/195041A1
A control arrangement (5) of a hydraulic system (1) is provided, said control arrangement (5) comprising a supply port arrangement having a high pressure port (6) and a low pressure port (7), a working port arrangement having two working...  
WO/2014/193701A1
A bleed valve assembly includes a control assembly having a fluid inlet, a fluid outlet and a passageway in fluid communication with the fluid inlet and the fluid outlet. A fluid inlet air pressure is greater than a fluid outlet air pres...  
WO/2014/193829A1
An apparatus for driving a valve pin in an injection molding system, comprising: an actuator having a piston disposed within a master chamber, the piston being slidable upstream and downstream within the master chamber having a seal that...  
WO/2014/189062A1
Provided is a construction machine capable of more efficiently utilizing the energy of return operating oil from a hydraulic actuator. The present invention is provided with: an engine (11); a hydraulic pump (13) which is driven by the e...  
WO/2014/188491A1
When a winch control valve is in a closed state, a pilot pressure control unit supplies hydraulic oil to the pilot port of a warm-up control valve so that the warm-up control valve is in an open state. When the winch control valve is in ...  
WO/2014/184629A1
Device (100) for the storage and production of electric power comprising: at least one energy source, preferably a source (400) of renewable energy; at least one pump (200), supplied by said energy source (400), adapted to compress the a...  
WO/2014/183809A1
For generating pressure fluctuations (Δρ) in a fluid (8), the fluid is fed at a constant rate into the inlet (4) of the line (2), the line (2) is flowed through by the fluid (8) and the volume flow of the fluid (8) is throttled to vary...  
WO/2014/180092A1
A pressure-difference boost-type energy recycling apparatus based on a reverse osmosis system comprises: a two-position four-way solenoid valve (3), a first hydraulic cylinder (1), and a second hydraulic cylinder (2). The first hydraulic...  
WO/2014/001881A3
A device and a method for exploiting hydrostatic energy, wherein the device comprises at least a first chamber and a second chamber, wherein the first chamber and the second chamber are at least partially filled with a fluid is suggested...  
WO/2014/176256A1
In conventional load-sense systems, there is a delay between a hydraulic function being impeded by an external force and further motion of the function. This is typically due to cavitation on the low pressure side of the pump. Electro-hy...  
WO/2014/175016A1
A hydraulic brake system is configured so that air in a back hydraulic control device, which is connected to a back chamber behind the pressurizing piston of a master cylinder, is capable of being vented while an air-containing hydraulic...  
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...  
WO/2014/162745A1
A drive control system (1) for a hydraulic shovel (2) is provided with a control device (50). The drive control device (50) is configured in such a manner that, when accelerating a rotatable body (5) to a target rotational speed, the dri...  
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...  
WO/2014/152672A1
Systems and methods for controlling a fluid based engineering system are disclosed. The systems and methods may include a model processor for generating a model output, the model processor including a set state module for setting dynamic...  
WO/2014/146751A1
A compressed air maintenance unit (1) is proposed which has a connection element (7) which is provided with an air inlet connection (8) and an air outlet connection (9) and to which a multifunctional unit (14) is movably mounted, said mu...  
WO/2014/139613A1
A filter device, comprising at least one first connection (A1) to a hydraulic working circuit, with which a filter element (F1) is associated, and comprising at least one additional connection (A2), by means of which leakage oil amounts ...  
WO/2014/138998A1
A regulator apparatus for distributing a fluid may include a charging valve assembly and a flow multiplier assembly. In a recharge mode, a valve of the charging valve assembly is in an open position, and the fluid is received in a second...  
WO/2014/134441A1
A piezoelectric valve has a body with an input passage and an output passage each configured to connect to a fluid flow system, a flow control member movable with respect to the valve seat between a fully open position and a closed posit...  
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 ...  
WO/2014/130324A1
An energy recovery system (50) is disclosed for use with a hydraulic machine (10). The energy recovery system may have a tank (60), a pump (58) configured to draw fluid from the tank and pressurize the fluid, an actuator (28), and an act...  
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...  
WO/2014/119569A1
Provided is a pressure oil energy recovery device for an operating machine, wherein even if a high load is applied to a liquid pressure cylinder and pressure oil exceeding the maximum working pressure of the pressure oil energy recovery ...  
WO/2014/115645A1
Provided are a low-cost engine-assist device that can perform stable energy regeneration from an accumulator, and an industrial machine equipped with the engine-assist device. Directly coupled to an engine (6) are variable-capacity main ...  
WO/2014/115907A1
Disclosed are a device and a method for controlling a flow rate in construction machinery for stationery work for evenly leveling the ground by means of the weight of a boom, without supplying working oil to a hydraulic cylinder from a h...  
WO/2014/086484A3
In a method for operating a hydraulic device for providing a supply to hydraulic consumers (V) on a plastics injection moulding machine, provision is made of a pump (10) with a volumetric delivery characteristic that results in cyclic pu...  
WO/2014/116965A1
A de-aeration hydraulic circuit having application in a hydromechanical transmissions utilizes a hydraulic fluid reservoir to de-aerate hydraulic fluid. The circuit includes a high pressure side and a low pressure side having a bleed dow...  
WO/2014/112566A1
Provided is a device that is for recovering pressurized oil energy from a work machine and that can recover energy efficiently and secure operability comparable to standard construction machines without an increase in size in the device ...  
WO/2014/109674A1
The present group of inventions relates to hydrodynamic systems. A liquid from a pressure line (5) is separated into a primary flow and a secondary flow. The flow rate of the primary flow is maintained at a level greater than or equal to...  
WO/2014/106230A1
A double-solenoid directional control valve comprising a valve body and a valve spool within the valve body, where the valve spool is configured to move within the valve body between a first position, a second position and a third positi...  
WO/2014/094179A1
The embodiments described herein generally relate to a fluid pressure pulse generating apparatus with a primary seal assembly, back up seal assembly and pressure compensation device. The pressure compensation device comprises a membrane ...  
WO/2014/094759A1
The invention relates to a ventilation device for a hydraulic system that comprises at least one slave cylinder having a pressure medium inlet, a master cylinder having a pressure medium outlet, and a pressure medium line which is provid...  
WO/2014/099926A1
A control system for a hydraulic system including an accumulator (534) and a hydraulic transformer (500,502) coordinates flow sharing within the hydraulic system. The hydraulic transformer includes first (500) and second 8502) variable d...  
WO/2014/091685A1
Provided is a hydraulic circuit that makes it possible to switch the circuit state between a state in which a regenerative action operates and a state in which the regenerative action stops. The hydraulic circuit comprises: hydraulic pum...  
WO/2014/048413A3
The invention relates to an apparatus for configuring a consumption management system for polyglycol-based brake fluid during vehicle filling on assembly lines. The problem addressed by the invention is that of creating a technical solut...  
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...  
WO/2014/085556A1
A wireless position transducer for a valve in a process control system converts a motion or a position of an actuator of the valve into a wireless signal including a value indicative of the position of the actuator. The transducer causes...  
WO/2014/083493A1
Described herein is a valve assembly (1; 1') in particular designed for use in a pneumatic network (N) and comprising a first valve (2), a second valve (4), and a third valve (6). The second valve (4) and the third valve (6) are configur...  
WO/2014/081353A1
The present invention relates to a pressurized medium assembly (10) comprising a first working chamber (14) and a second working chamber (16). The first and second working chambers (14, 16) are adapted to together produce a load. The pre...  
WO/2014/077675A1
The invention relates to an actuator (1), comprising a gas tight chamber (8) provided with expansion means (2) and having highly reflecting inner walls. The chamber (8) is filled with a gas and with carbon fibres (6). Light generating me...  
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...  
WO/2014/072079A1
A thermo-rheological valve for a pressurized medium (7) with temperature- dependent viscosity is proposed, comprising a conduit portion for passage of the medium, and a heating device (3, 4) with at least one heating element, which heati...  
WO/2014/073497A1
The control system is provided with: a pressure detector for detecting the swing pressure or braking pressure of a swing motor; a swing regeneration switching valve that opens when the pressure detected by the pressure detector reaches a...  
WO/2014/073248A1
A hydraulic shovel according to an embodiment of the present invention is provided with: a hydraulic rotation motor (21); relief valves (400L, 400R) which are provided to the hydraulic rotation motor (21); and an accumulator section (42)...  
WO/2014/073338A1
During aerial boom lowering of a boom (131) by a front work machine (130) in which rotation by the tare weight is possible, potential energy is regenerated by working a hydraulic pump/motor (7) as a motor, operating a generator/electric ...  
WO/2014/068973A1
This hydraulic pressure control device (1) is provided with a directional valve (26), an operated valve (36), a first back pressure output mechanism (42), and a second shuttle valve (41). Upon operation of an operating lever (37), the op...  
WO/2014/069065A1
A hydraulic shovel according to an embodiment of the present invention comprises: a main pump (14); a hydraulic actuator which includes a rotating hydraulic motor (21); a control valve (17) which controls a flow of hydraulic oil between ...  
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 ...  
WO/2014/069066A1
A hydraulic shovel according to an embodiment of the present invention comprises: a main pump (14); a hydraulic actuator including a rotating hydraulic motor (21); a control valve (17) which controls a flow of hydraulic oil between the m...  
WO/2014/069759A1
The present invention includes the steps of: performing maximum flow control on a pump by controlling a proportional control valve which controls the maximum flow of a hydraulic pump after confirming the presence or absence of an abnorma...  

Matches 351 - 400 out of 8,092