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Patent Searching and Data


Matches 1 - 50 out of 7,896

Document Document Title
WO/2019/211084A1
The invention relates to a damping device for fluids affected by pressure pulsations, comprising at least one hydraulic reservoir (2), the reservoir housing (4, 6) of which contains a movable separating element (18), which separates a ga...  
WO/2019/206434A1
The invention relates to a hydraulic system (100) for a work machine. The system comprising: a main hydraulic machine (102) connected to an output shaft (104) of an engine (106) of the work machine for providing power to working hydrauli...  
WO/2019/202998A1
The purpose of the present invention is to quantitatively or qualitatively monitor bubbles included in hydraulic oil. This system for monitoring hydraulic oil is provided with: an image data obtainment unit (51) which obtains image data ...  
WO/2019/203688A1
The water supply device contains the base (1) with the distribution manifold (3) with longitudinal channels (23, 24) and transverse channels (25, 26) the accumulator (5), the inlet and outlet pipes (15, 16) the attached to the base (1) f...  
WO/2019/189375A1
An outer shell member (10) constituting an accumulator (100) comprising: a cover member (30); the outer shell member (10), which has a tubular section (11), an opening section (13) formed at one end of the tubular section (11) and welded...  
WO/2019/184098A1
The present disclosure relates to a high-efficiency transmission free forging hydraulic machine and an operation method therefor, the machine comprising: a hydraulic cylinder, a hydraulic pump and pressurized energy storage devices. The ...  
WO/2019/179800A1
The invention relates to a pressure accumulator comprising an accumulator housing (10) in which a movable separating element (16) separates a gas chamber (12) filled with a working gas from a fluid chamber (14) in a fluid-tight manner. A...  
WO/2019/166695A1
The invention relates to a power unit (10) for controlling a pressure medium for load control. In connection with it is arranged a supply circuit (50) for supplying pressure medium under pressure into the power unit (10) and a drive circ...  
WO/2019/164869A1
A spray nozzle assembly (10) for producing an oscillating spray discharge is provided. The spray nozzle assembly (10) includes a nozzle body (14) with a liquid inlet passage (18) that converges via an inwardly converging conical section ...  
WO/2019/154607A1
A piston accumulator, comprising an accumulator housing and a separator piston (8) which is guided such that it can move longitudinally in said housing and which separates a liquid side (4) from a gas side (10) in the accumulator housing...  
WO/2019/145664A1
The present invention relates to an auxiliary system for starting or restarting the flow of gelled fluid contained in a pipeline (12) wherein the system comprises: at least one relief tank (13) fluidly connected (11) to the pipeline (12)...  
WO/2019/145800A1
A pneumatic actuator (240), comprising: a pressure reducer (270) for delivering gas under a reduced pressure to a control valve; the control valve (280) selectively supplying gas to a pneumatic cylinder (290) or discharging gas from the ...  
WO/2019/125628A1
This invention provides output gain by rotating a solid wheel from the center of mass as an input and connecting a lever to the edge of the same wheel at 180 degrees apart to each other. Each lever is connected at 180 degrees apart at th...  
WO/2019/125123A1
The invention relates to a fluid pressuriser having a design which makes it possible to manipulate fluids at high temperatures, obtaining high pressures with great precision, which has many applications in residential and industrial syst...  
WO/2018/080958A3
A hinged structure includes a hinge that is actuatable using a hydraulic cylinder. A method of monitoring a load applied to the hinged structure involves leaking the hydraulic fluid from the hydraulic cylinder in a way that compensates f...  
WO/2019/086769A1
The invention relates to a multi-process machine including a base machine, a boom assembly and a felling head for felling and further processing trees. The system is provided with at least one pressure accumulator (2.1) for increasing th...  
WO/2019/085491A1
A return cylinder for a hydraulic machine and an operating method thereof. The return cylinder for a hydraulic machine comprises multiple single-rod return hydraulic cylinders (5) symmetrically arranged at two sides of a main hydraulic c...  
WO/2019/083564A1
An apparatus includes a bootstrap accumulator (100) having multiple fluid expansion volumes each configured to receive fluid. The bootstrap accumulator also includes a piston assembly (116) configured to move within the fluid expansion v...  
WO/2019/083422A1
Air-drying device (1) for dehumidifying air, gas, gases or the like in containers in hydraulic systems in which a variable volume of liquid and air, gas or the like is stored. The air-drying device (1) comprising at least one cooling dry...  
WO/2019/072728A1
The invention relates to an electrohydraulic system having an adjustment apparatus (1) for a valve (2), having a drive device (3), an actuating device (4) and a pre-tensioning device (5), wherein, in the event of a malfunction, the energ...  
WO/2019/073114A1
A hydraulic system comprising: a pressure line (40); a pump (12); an actuator (22); a valve device (38) configured to control the flow of pressurized hydraulic fluid to the actuator (22); an electronic control unit (30) configured to con...  
WO/2019/072715A1
The invention relates to an electrohydraulic system (7) with a hydraulic load (86) and at least one closed hydraulic circuit (42). The hydraulic circuit (42) comprises at least one control means (85), a hydraulic machine (25; 55), and a ...  
WO/2019/074419A1
Herein a hydrodynamic retarder device (1) is disclosed. The retarder device (1) comprises a shovel-equipped stator (11) and shovel-equipped rotor (13), which together forms a workspace (17). The shovel-equipped rotor (13) is connectable ...  
WO/2019/048455A1
The invention relates to a valve, in particular for use as a pressure balance (38) in lifting devices (2) that can be actuated hydraulically, comprising a valve housing (54) which has a control connection (40) and a fluid inlet (64) and ...  
WO/2019/049436A1
According to the present invention, a controller (45) is provided with: an elapsed time measurement unit (47A) which, by means of a reset signal from a reset switch (44), measures the time (tx) elapsed since the initial use of an accumul...  
WO/2019/046927A1
The application of fluidic systems to a variety of consumer devices would typically exploit fluidic structures of a few millimeters to a centimeter or so that are between the common fluidic realms of microfluidics and macrofluidics. For ...  
WO/2019/011859A3
The present invention relates to An open center hydraulic system (100), the open center hydraulic system (100) comprising a tank configured to hold hydraulic fluid, a pump configured to provide pressurized hydraulic fluid from the tank, ...  
WO/2019/034790A1
Electrically controllable hydraulic system for a vehicle transmission and method for controlling the same An electrically controllable hydraulic system (1) for a vehicle transmission comprises a pressure pump system (4a, 4b) and a subsys...  
WO/2019/034529A1
The invention relates to a safety system with a valve block (10) to which at least one gas safety valve (12, 14) is detachably connected, comprising at least one controllable valve (50, 52, 58) in or on the valve block (10) and at least ...  
WO/2019/036487A1
An exemplary method includes using a pressure supply device (PSD) to actuate a hydraulic customer includes activating, when in the first position, a first gas generator of the multiple gas generators thereby driving the piston to the sec...  
WO/2019/029986A1
The invention relates to a pressure medium accumulator (10), particularly for storing a brake fluid in a vehicle braking system with electronically controllable slip. Known pressure medium accumulators (10) comprise an accumulator housin...  
WO/2019/025619A1
The invention relates to a machine tool for processing or working a workpiece with at least one tool by means of at least one relative motion between the workpiece and the tool. Known machine tools have the disadvantage that a separate c...  
WO/2019/022080A1
When a flexible diaphragm provided inside an accumulator housing comes into contact with the peripheral edge of an opening to a gas filling port, in order to prevent the diaphragm from being damaged due to differential pressure occurring...  
WO/2019/011907A1
The invention relates to a hydraulic actuator (100) comprising a barrel (2), a plunger piston (8), and a loose piston (14); said plunger piston is being arranged inside said barrel and at a first axial end (10) thereof comprises a piston...  
WO/2019/011860A1
The present invention relates to a hydraulic valve control unit for an open center hydraulic system, the open center hydraulic system comprising a pump, a shunt valve and one or more actuator valves coupled to the shunt valve, wherein ea...  
WO/2019/011859A2
The present invention relates to An open center hydraulic system (100), the open center hydraulic system (100) comprising a tank configured to hold hydraulic fluid, a pump configured to provide pressurized hydraulic fluid from the tank, ...  
WO/2019/007845A1
The invention relates to an equalization device, in particular in the form of a tank, the housing (2) of which has at least one inlet (8) and one outlet (10) for receiving and discharging fluid, respectively, at least in one of the housi...  
WO/2019/004284A1
Provided is a diaphragm-type accumulator (11) having a flexible diaphragm (41) provided inside an accumulator housing (21). The accumulator (11) has a stress mitigation member (51) provided on the inner surface thereof. The stress mitiga...  
WO/2019/000251A1
An intelligent adjustable high-pressure pump station system, comprising an oil tank (1), energy accumulators (2), and oil pumps. The oil tank (1) is connected to at least two oil pumps by means of pipelines; an energy accumulator (2) is ...  
WO/2018/217031A1
An embodiment of the present invention relates to a construction machine, the construction machine comprising: a main pump; a pivoting motor operated by receiving operating oil from the main pump; a pivoting valve for controlling the flo...  
WO/2018/215852A1
The invention is an expansion tank (1) comprising: a battery (100) of pipes (10); a water side flange (2), in which holes and channels are provided in order to connect to the inside of each one of said pipes (10) the hydraulic system in ...  
WO/2018/210084A1
An automatic-pressure-matching energy utilization system, comprising a synchronous motor (1), a control valve (2), a working pump (3), an energy accumulator (4), a pressure actuator (5), and corresponding oil path connections. A master o...  
WO/2018/207654A1
Provided is an accumulator wherein a metallic bellows has enhanced maintainability. This accumulator 1 is provided with a housing 2 having: a shell 4 provided with an opening 4a; and a disc-shaped base body 5 to which one end 31a of a me...  
WO/2018/202419A1
A pressure accumulator system, in particular for adaptation of the gas quantity and the static prestressing pressure in the case of a variable suspension system of a working hydraulics means (38, 40, 42, 44, 58, 60) of a mobile machine, ...  
WO/2018/199102A1
The present invention is capable of removing air bubbles contained in a liquid and preventing the removed air bubbles from re-contaminating the liquid. A second filter part, having a substantially cylindrical shape formed by folding a th...  
WO/2018/196138A1
An air source system (100) and a mobile device (300) comprising the air source system (100). The air source system (100) is used for driving a pneumatic actuator (200) of the mobile device (300). The air source system (100) comprises an ...  
WO/2018/193914A1
The present invention is capable of preventing bubbles from forming on a liquid surface even when the height of the liquid surface changes and the liquid surface shakes significantly. The interior of a tank body for storing a liquid is p...  
WO/2018/192749A1
The invention relates to a system filled with a fluid, designed for underwater applications, in which the interior of a housing and/or tank forms a fluid region (8) which is sealed with respect to the surrounding seawater region (7), whe...  
WO/2018/192747A1
The invention relates to an electrohydraulic system (7) for use under water, comprising an electrohydraulic actuator and a container (9) having an internal space (10) provided for forming a volume which is enclosed from the environment a...  
WO/2018/194357A1
An embodiment of the present invention relates to a construction machine comprising: a swing motor operated by a working fluid supplied from a main pump; a swing valve for controlling the flow of the working fluid pumped by the main pump...  

Matches 1 - 50 out of 7,896