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Patent Searching and Data


Matches 251 - 300 out of 8,643

Document Document Title
WO/2016/204322A1
Disclosed is a construction machine flow control valve for controlling the flow supplied from a hydraulic pump to a hydraulic cylinder. The present invention provides the construction machine flow control valve comprising: a valve body p...  
WO/2016/198094A1
The invention relates to a valve arrangement for the supply of a fluid to a fluid consumer, having multiple main valves (7, 8, 9, 10) which are designed for influencing fluid flows at fluid ports (15, 34), and having electrically actuabl...  
WO/2016/198140A1
A pressure-regulating valve having a valve piston (10) which is subjected to the action of an energy store and which is guided in longitudinally displaceable fashion in a valve housing (12), which valve housing has ports such as a supply...  
WO/2016/195134A1
Disclosed is a hydraulic circuit for a construction machine for controlling operation oil that joins an arm cylinder from a boom cylinder-side hydraulic pump during a composite operation resulting from arm-in and boom-up driving. The pre...  
WO/2016/183995A1
An oil pump with automatic speed regulation comprises a pump body (1), a pump core (2), a cylinder (3) having a piston rod, a hand press (4), an oil drain valve spindle (5) having an oil drain pedal, a casing (6) and a valve body (7), an...  
WO/2016/180506A1
A valve, in particular proportional pressure regulating valve, having a spring-loaded valve piston (10) which is guided in longitudinally displaceable fashion, in a manner actuated by an energizable actuating magnet (14), within a valve ...  
WO/2016/182099A1
Disclosed is a hydraulic circuit for controlling hydraulic oil supplied from a single hydraulic pump to a plurality of hydraulic actuators. The hydraulic circuit, according to the present invention, comprises: at least one hydraulic actu...  
WO/2016/146890A9
A fluid valve assembly (20) for controlling a single-acting or double-acting actuator comprises a valve body (201) having a central bore (202) with at least one supply port for receiving a supply of fluid under pressure, at least one act...  
WO/2016/176677A1
A method of controlling a plurality of downhole tools in a wellbore, using first and second codes transmitted by hydraulic line to first address and then actuate the desired tool. A dedicated line is provided for terminating all actuated...  
WO/2016/175775A1
A valve mounting system includes an upper plate including an upper inlet, an upper outlet, and an upper exhaust. A lower plate includes a lower inlet, a lower outlet, and a lower exhaust that are aligned with the upper inlet, the upper o...  
WO/2016/168105A1
A positive displacement pump assembly (28) for use with a vehicle powertrain system (10) includes a stator (30) having a chamber (32) and a vane pump (34) disposed in the chamber (32) and cooperating with the stator (30) so as to define ...  
WO/2016/168131A1
A multi-pressure hydraulic control system (66) for use with a step-gear automatic transmission (14) of a vehicle powertrain system (10) includes at least one pump (28) having a rotatable pump member (34), at least one inlet region (40) f...  
WO/2016/165986A1
The invention relates to a hydraulic system (1), comprising a hydraulic machine (11), which has a low-pressure side (13) having a low-pressure accumulator (14) and a high-pressure side (16) having a high-pressure accumulator (17), and co...  
WO/2016/162146A1
According to the invention, in order to improve a controller (10) - comprising a first housing part (12) and a second housing part (14), which have channel sides (24, 26) facing one another and have fluid channels (28) separated by wall ...  
WO/2016/164330A1
A fluid manifold includes a block with a first aperture, a second aperture, and a curved fluid passage fabricated, via an additive manufacturing process, through the block between the first aperture and the second aperture. The curved fl...  
WO/2016/155750A1
Disclosed is a servo valve comprising a valving element that rotates between different operating positions in order to connect to valve ports by means of grooves in the valving element. the grooves are formed symmetrically in both sides ...  
WO/2016/155751A1
Disclosed is a valve that works by means of a poppet or spool that covers a port in a first position and then switches to cover a second opposite port in a second position. In each of the two positions, the poppet or spool separates the ...  
WO/2016/150569A1
The invention relates to a valve (10) for a motor vehicle, which comprises a valve body (12), through which a fluid can flow, having a supply line (14) which can be charged with the fluid by means of an adjustable pump device, and having...  
WO/2016/146228A1
The invention relates to a valve, in particular a proportional pressure regulating valve, comprising a valve piston (12) which is longitudinally movable in a valve housing (10) for alternately releasing and connecting a user connection (...  
WO/2016/146890A1
A fluid valve assembly (20) for controlling a single-acting or double-acting actuator comprises a valve body (201) having a central bore (202) with at least one supply port for receiving a supply of fluid under pressure, at least one act...  
WO/2016/146211A1
The invention relates to a distributor device and pressure limiter suitable for being installed in a system comprising a first supply line (11) and a second supply line (12) able to contain pressurised oil, and comprising an evacuation a...  
WO/2016/138865A1
A switching valve, switching hydraulic system, and crane. The switching valve has a working oil inlet (P) and a working oil return port (T), comprising at least two sets of valve oil ports in pair. Cartridge valves in pair are provided b...  
WO/2016/135012A1
The invention relates to a vehicle pressure medium device (1) in which a pressure medium flows, having a multilayer design which has at least two mutually contacting layers (20, 36), wherein a groove-like recess (48, 48a, 48b, 48c) is ar...  
WO/2016/131562A1
For an intermediate plate for mounting a fluid-driven control unit between housing parts, in particular a transmission control unit, comprising a central element configured in the form of a plate and a sealing system on both sides of the...  
WO/2016/128106A1
The invention relates to a valve, having a control slide (4) guided in a valve housing (6) so as to be longitudinally movable, which control slide selectively connects a plurality of fluid connection points (P, T, A, B) in the valve hous...  
WO/2016/128104A1
A pressure-limiting valve with feed function, comprising a valve housing (20) having at least two connection points, in particular in the form of a working connection (A) and a tank connection (T), and having a spring-loaded pressure-lim...  
WO/2016/124280A1
The invention relates to a valve battery, comprising a plurality of, in particular, electrically actuatable control valves (15), each of which is connected simultaneously to at least one common supply channel (19) and at least one common...  
WO/2016/123846A1
A multi-position valve and a multi-position valve skid are disclosed. The multi-position valve comprises an upper valve body (10), a lower valve body (20), and a rotary valve core (30). The rotary valve core comprises a valve core body (...  
WO/2016/124289A1
The invention relates to a valve battery, comprising a plurality of, in particular, electrically actuatable control valves (15), each of which is connected simultaneously to at least one common feed channel (21) and at least one common v...  
WO/2016/124210A1
The invention relates to a valve arrangement (1) having a valve holder (2) on which at least one valve unit (5) is mounted wherein sealing means (47) are interposed. The valve arrangement (1) has a plurality of fluid channels (22) each e...  
WO/2016/123302A1
A portable workstation includes a frame, a plurality of wheels coupled to the frame, a handle coupled to the frame, a pneumatic inlet port coupled to the frame and a pump coupled to the frame and pneumatically coupled to the pneumatic in...  
WO/2016/094860A3
A valved manifold module is disclosed, constructed and arranged to be readily connected in a chain with similar modules to form a manifold assembly. The modular nature of the apparatus allows for convenient expansion or modification of t...  
WO/2016/116840A1
The invention relates to a directional control valve group (27), installable on a truck for commanding a double-acting hydraulic user (25), comprising: a directional control valve group (34) that comprises a stem (35) that is mobile betw...  
WO/2016/114411A1
Disclosed are: a device for controlling the flow of a hydraulic pump so as to prevent the generation of cavitation due to the weight of an operation device such as a bucket when the operation device is operated; and a control method ther...  
WO/2016/113236A1
A hydraulic apparatus for a construction equipment, such as an excavator, comprising a support structure connected or connectable to a movable arm of the construction equipment and a pair or rotating drums comprising a plurality of teeth...  
WO/2016/111392A1
Disclosed is a method for controlling the flow rate of a hydraulic pump in order to reduce the discharge flow rate of the hydraulic pump when the upper rotating body of an excavator rotates rapidly. The present invention relates to a met...  
WO/2016/111393A1
Disclosed is a drive control method of a hydraulic actuator of a construction machine, wherein the method is for calculating an upper rotation body and a working device so as to carry out complex work. The present invention provides a dr...  
WO/2016/111391A1
The present invention relates to a flow control valve for a construction machine, comprising: a boom valve block connected to a hydraulic pump; a boom spool coupled to the boom valve block so as to be slidably moved, and switched on by t...  
WO/2016/097096A1
The invention relates to a vehicle pressure medium device (1) in which a pressure medium flows, comprising a multilayer construction which has at least two layers that contact each other. At least three flow openings (44, 56, 58) of flow...  
WO/2016/096381A1
The invention relates to a hydraulic valve (8) having a hydraulic fluid, in particular for switching a control piston (31, 32) in a connecting rod (1) for variable compression of an internal combustion engine, which hydraulic valve compr...  
WO/2016/097075A1
The invention relates to a compressed-air supply device (1) for vehicle compressed-air systems, comprising, as components or assemblies, at least one air-drying device (2) having an air-drying cartridge (4), a valve device (26) having a ...  
WO/2016/094860A2
A valved manifold module is disclosed, constructed and arranged to be readily connected in a chain with similar modules to form a manifold assembly. The modular nature of the apparatus allows for convenient expansion or modification of t...  
WO/2016/082846A1
The invention concerns a non-electric device for retaining (holding) a guitar, which is designed to be disposed between the musician and the guitar body such that the guitar can be played, the rear side of the device being secured either...  
WO/2016/075490A1
A servo valve (1) comprises a pilot stage and a primary stage. The pilot stage includes a first spool (10) mounted for movement between a first position and a second position. The primary stage includes a second spool (2) mounted for mov...  
WO/2016/066126A1
Disclosed are a crane hydraulic system and a control method based on the system. The crane hydraulic system comprises a load sensing sub-system, said sub-system comprising a variable pump (1-1), a variable pump oil inlet path (1-2), a lo...  
WO/2016/061079A1
The subject matter of this specification can be embodied in, among other things, an apparatus that includes a valve (100) with a valve housing having an axial bore, a first inlet port, a first outlet port, and a piston (108) located with...  
WO/2016/057750A1
The self-contained energy efficient hydraulic actuator system of the present invention includes a hydraulic cylinder, a servo motor that is configured to produce rated torque from zero RPM to maximum rated RPM with rotor speed/position f...  
WO/2016/054211A1
A servovalve (15) comprising a motor (16), a motor bias mechanism (20), a first stage valve member (22) adapted to be moved from a first position to a first off-null position, a second stage member (29) adapted to be moved from a first p...  
WO/2016/054611A1
An energy saving directional-control valves (2-position and 3-position) are configured with standard manual override functionality and with the same steady-state input-output behavior as each respective standard/non energy saving directi...  
WO/2016/044382A1
Counterbalance valves with two adjustable springs (45, 50). The outer spring (45) biasing force is adjusted by pilot pressure provided through pilot port (3) and acting on pilot sleeve (65). The counterbalance valves provide hold, captur...  

Matches 251 - 300 out of 8,643