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WO/2023/185080A1 |
Disclosed in the present invention are a blast furnace body jacking and sliding device, system and method. The device comprises a sliding groove, a sliding shoe and a push-pull device; the sliding shoe and the push-pull device are contro...
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WO/2023/175083A1 |
The invention relates to a piston-cylinder unit (1). The piston-cylinder unit (1) has a piston movement sensor (28) which is arranged in a transverse bore (27) of a cylinder head (4), said transverse bore (27) having a longitudinal axis ...
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WO/2023/176496A1 |
This oil filter device comprises: a filter case that has a case body and a conductive lid for covering a case opening provided to the case body; a filter element that is disposed in a main flow channel provided to the interior space of t...
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WO/2023/175085A1 |
The invention relates to a piston-cylinder unit (1). A piston movement sensor (28) is arranged in a transverse bore (27) of a cylinder head (4) of the piston cylinder unit (1). According to the invention, the transverse bore (27) is sepa...
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WO/2023/175082A1 |
The invention relates to a piston-cylinder unit (1). A piston movement sensor (28) is arranged in a transverse bore (27) of a cylinder head (4) of the piston cylinder unit (1). According to the invention, a positioning and/or aligning el...
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WO/2023/176497A1 |
This oil filter device comprises: a filter case; a filter element disposed in a main flow passage provided to an inner space of the filter case; a conductive valve body disposed in a bypass flow passage provided to the inner space; a con...
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WO/2023/162883A1 |
Provided is a fluid pressure circuit that can save energy. A fluid pressure circuit 130 comprises a fluid supply source 2 and a cylinder device 5, and has: a valve 91 that causes a portion of a return fluid from the cylinder device 5 t...
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WO/2023/162684A1 |
A work machine comprises a hydraulic actuator, a closed circuit pump that is connected to the hydraulic actuator in a closed circuit and that supplies and discharges hydraulic oil to and from the hydraulic actuator, an open circuit pump ...
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WO/2023/162884A1 |
Provided is a fluid pressure circuit which can suppress excessive feeding of a fluid to a main flow path of a switching valve side. A fluid pressure circuit 130 comprises: a fluid feed source 2; an actuator device 5 operated by means o...
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WO/2023/154971A1 |
The invention relates to a compressor system for an air ride system comprising a housing (1) which encompasses a pressure chamber (2) for storing compressed air and a machine chamber (3) that is pressure-tightly separated from the pressu...
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WO/2023/158568A1 |
A seating system includes a seat, with structures for supporting a user thereon, and actuators. Each actuator includes a deformable shell with an enclosed internal cavity containing a fluid dielectric contained, a pair of electrodes disp...
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WO/2023/155406A1 |
The present application discloses a valve control device applied to a waste gas treatment system, comprising a gas input end (A1), a control module (10), a first valve (11), a second valve (12), an execution module (13), and a control va...
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WO/2023/152157A1 |
The invention relates to a fluid cooling/filtering assembly (10), having a first pump (12), which is designed to pump at least one fluid out of a first container (14) into a circuit (24), and a second pump (16), which is designed to pump...
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WO/2023/152634A1 |
A hydraulic-mechatronic system, for a vehicle that is connected to a target system, includes a housing with a fluid reservoir containing fluid, a communication port, a hydraulic pump, an electric motor for driving the hydraulic pump, at ...
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WO/2023/151861A1 |
The invention relates to the use of a device (1) in order to combine gas bubbles (3) located in a fluid-gas mixture (2), said device (1) comprising a tube line (4) for conducting the fluid-gas mixture (2). In order to simplify the proces...
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WO/2023/152150A1 |
Hydraulic circuit for supplying a cylinder (Ve) comprising a delay valve (Vr, Vr', Vr'') having an inlet port (E), an outlet port (S) and at least one return port (R), the delay valve comprising a directional control valve comprising: - ...
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WO/2023/152147A1 |
The invention relates to a method for diagnosing a state of deterioration of an uplock comprising an unlocking actuator 12, 22 provided with a hydraulic cylinder (Ve), the method comprising the following steps: • a) supplying the cylin...
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WO/2023/151910A1 |
The invention relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element (10) which is arranged in an accumulator housing (14) and separates two fluid chambers (16, 18) from on...
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WO/2023/147655A1 |
An apparatus and method for recirculating hydraulic fluid includes commanding a fluid switching valve to a first actuating position where pressurized hydraulic fluid moves a piston; detecting when the piston has completed a first stroke;...
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WO/2023/147997A1 |
The invention relates to a hydraulic accumulator, in particular in the form of a piston accumulator, comprising a separation element (10), which is arranged in an accumulator housing (14) and separates two fluid chambers (16, 18) in a fl...
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WO/2023/147740A1 |
Disclosed is a constant value parameter method for detecting and evaluating leakage in a hydraulic cylinder, comprising the following steps: step (1): measuring an accurate pressure drop value Δp of leakage in a hydraulic cylinder; and ...
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WO/2023/144105A1 |
The invention relates to a method for electro-hydraulic lift system control in a working machine, comprising: receiving a signal (312), wherein a value (368') of the signal can continuously or almost continuously vary in a signal range (...
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WO/2023/144097A1 |
The invention relates to a measuring and/or control device (10) for a fluid-dynamic system (11), the fluid-dynamic system (11) comprising a flow or displacement machine (12), conduits (13), and at least one further fluid-dynamic componen...
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WO/2023/138874A1 |
The invention relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element (10) which is arranged in an accumulator housing (14) and fluid-tightly separates two fluid chambers (1...
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WO/2023/134125A1 |
The present application relates to the technical field of work machine heat dissipation, and provides a work machine hydraulic control system, a control method and a work machine. The work machine hydraulic control system comprises: an a...
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WO/2023/132175A1 |
The present invention suppresses a reduction in the response speed of an electromagnetic proportional valve (45) at low temperatures. This hydraulic system (S) for a work machine (1) comprises: a hydraulic actuator (AC); a direction sw...
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WO/2023/130627A1 |
A hydraulic system with adjustable power, comprising a prime mover (10), which is respectively connected to a first pump body (20) and a second pump body (30), the first pump body (20) being connected to a load (40), and the second pump ...
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WO/2023/127303A1 |
The response delay of a proportional solenoid valve (45 (145)) is suppressed without excessive increase in power consumption. A hydraulic system (HS (HS1)) of a work machine (1) is provided with a hydraulic actuator (AC) driven by a hy...
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WO/2023/123782A1 |
An electro-hydraulic combined control system, a method, and an operation machine, the electro-hydraulic combined control system comprising a controller (18), a hydraulic oil output unit, an action execution valve unit and an action instr...
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WO/2023/123631A1 |
Disclosed in the present invention is an intelligent stepping pressurized cylinder, comprising a plurality of mounting plates and a spindle. The plurality of mounting plates are uniformly distributed around the circumference of the spind...
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WO/2023/127552A1 |
The present invention enables a reduction in the vibration noise caused by an electromagnetic proportional valve (45) in accordance with the temperature of hydraulic oil. A hydraulic system (S) of a work machine (1) comprises: a hydrau...
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WO/2023/115747A1 |
A valve cover assembly, a hydraulic valve group, a hydraulic driving system, and an operation vehicle. The valve cover assembly comprises: a valve cover (13), the valve cover (13) being provided with an emergency oil port (132), and an o...
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WO/2023/110667A1 |
A machine frame (10) of a machine for processing plastics has at least one container (20) and at least one motor-pump unit (12) which is configured as a rigid structural unit and comprises at least one pump (14) and at least one motor (1...
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WO/2023/106179A1 |
The present invention provides a fluid pressure circuit that makes it possible to prevent unintended operation of a cylinder device. Provided to return flow paths 24-2, 30, through which a return fluid flows from a cylinder device 5 to...
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WO/2023/103208A1 |
A synchronous control valve, comprising a shuttle valve (12) and two first load sensitive valve groups (11). Each first load sensitive valve group comprises a reversing valve (111) and a differential pressure valve (112); the differentia...
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WO/2023/100001A1 |
System and Method for Controlling a Hydraulic System on a Mobile Machine. A system for controlling a hydraulic supply (64) on a mobile machine (60) comprises electronic load sensing and is configured to predictively increase the pump sup...
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WO/2023/100002A1 |
Mobile Machine with Hydraulic Supply System A mobile machine such as a tractor (60) has an engine (60A) and hydraulic supply system (64) including a pump supply (66) with a pump (MP) driven by the engine to provide a pressurised fluid at...
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WO/2023/100000A1 |
System and Method for Controlling a Mobile Agricultural Machine with a Hydraulic System during a Headland Manoeuvre A control system (100) for mobile agricultural machine (60) having a hydraulic supply system (64) which includes electron...
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WO/2023/100006A1 |
System and Method for Controlling a Hydraulic System on a Mobile Machine A control system for hydraulic supply system (64) which includes electronic load sensing is configured to adjust the pump supply pressure PSP in dependence on a det...
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WO/2023/099999A1 |
In an electronic load sensing system for adjusting a pump (MP) of a hydraulic supply system (64) on a mobile machine (60), a pressure sensor (122-130) forwards an electronic load sensing pressure signal ELSPS indicative of a sensed load ...
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WO/2023/102416A1 |
An amplifier is configured for use in a control valve. These configurations provide a pneumatic signal to an actuator that regulates flow through the device. The amplifier may include a variable orifice, or bleed valve, that moves in res...
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WO/2023/100003A1 |
System and Method for Controlling a Hydraulic System on a Mobile Machine A system for controlling a hydraulic supply on a mobile machine (60) comprises electronic load sensing and is configured to enter a predictive mode of control in wh...
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WO/2023/092871A1 |
A working link, a valve port independent control type multi-way valve, and an engineering machine. The working link can realize independent control over an oil inlet and an oil outlet, and can use a manual control mode, an electro-hydrau...
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WO/2023/092214A1 |
A regenerative actuation system is taught for actuating a downhole pump. The system includes a lift cylinder in connection with the downhole pump, said cylinder moveable from an upstroke position to a downstroke position for actuation of...
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WO/2023/090500A1 |
The present invention provides a compressed air processing system capable of efficiently controlling compressed air supply and regeneration operations of the compressed air processing system by means of an electronic control device. In p...
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WO/2023/089365A1 |
Present disclosure discloses a seal assembly for an actuator rod of a pitch actuator. The assembly includes at least one first ring annularly interposed between an actuator rod and a cylinder cover, and removably supported by a first spl...
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WO/2023/083881A1 |
In a method for operating a fluid system (11), which fluid system has a control device (19) having a control functionality and has a piezo valve arrangement (20) which can be controlled by the control device (19), the method proceeds wit...
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WO/2023/086556A1 |
The subject matter of this specification can be embodied in, among other things, a method that includes controlling, by a first fluid valve, a first fluid flow to a first fluid actuator, actuating, by the first fluid actuator, an output,...
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WO/2023/082233A1 |
A valve group, comprising a valve plate (1), and a hydraulic reversing valve (2), an electromagnetic valve (3), a hydraulic lock group, a sequence valve (4) and a first overflow valve (7) provided on the valve plate (1). The valve plate ...
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WO/2023/079164A1 |
The invention relates to a method for controlling a controller (12) for actuating a drive for a control valve (36) by means of a three-step control (14). An associated control circuit (10) has at least one first and one second status wit...
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