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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...
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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, ...
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WO/2019/007208A1 |
A lifter control device, comprising an oil-absorbing filter (1), a gear pump (2), a high-pressure oil filter (3), a hydraulic output valve group (5), an electric control valve group (4), an oil path conversion valve (9), a control mechan...
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WO/2019/009816A1 |
Transmission mechanism (1) with a handle (2) for controlling of non-electric driving means, comprising a casing (3) attachable to each control unit (4) for controlling each driving means and in which said handle (2) is mounted, which is ...
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WO/2019/007815A1 |
Described herein is a safety valve (22) for a hydraulic circuit (10) comprising a pump (17) designed to supply a hydraulic fluid at a first pressure value to a pressure line (19), comprising: a chamber (24), which can be fluidically conn...
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WO/2019/005448A1 |
A transducer for a connection to a fluid pressure source having a mechanism for setting a pneumatic output by way of an electrical input signal. The transducer provides a lower housing assembly and an upper housing assembly. The lower ho...
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WO/2018/232276A1 |
An air management system for a vehicle having a first pneumatic circuit and a second pneumatic circuit, in which the first and second pneumatic circuits are pneumatically connected in a neutral position via a cross-flow mechanism. The fi...
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WO/2018/225102A1 |
The present invention relates to a safety valve 20 for a hydraulic system. The valve comprises: an inlet 21, an outlet 22, and a channel 23. For the valve, a maximum operating flow rate Qm of the oil is predetermined. The channel guarant...
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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...
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WO/2018/209442A1 |
A servomechanism and method of operating same are provider. The servomechanism may be used in walking vehicles or construction vehicles. An operator provides a force to an input joint which controls a powered joint of the vehicle. Force ...
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WO/2018/211837A1 |
The present invention allows the number of components to be reduced and assembly work to be easily performed. A cylinder drive manifold device (10) that constitutes a cylinder drive apparatus (12) is provided with a block-shaped manifold...
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WO/2018/210640A1 |
The invention relates to an arrangement which comprises a valve (1) and a sensor (10) that detects sound and/or vibration, said sensor being fastened to the exterior of a part of the housing (6) of the valve.
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WO/2018/210046A1 |
A travel motor integrated valve cover, comprising: a balancing valve assembly (2), unidirectional valve assemblies (31, 32), buffer valve assemblies (41, 42), and a disc-shaped cast cover body (1); formed in the cover body (1) are a firs...
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WO/2018/206316A1 |
The invention relates to a valve comprising a valve housing (2) which, for transport of a heatable fluid such as hydraulic oil, has at least one utility connection (A, B), at least one pressure supply connection (P), and at least one ret...
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WO/2018/198355A1 |
A pneumatic servo valve (10) that uses a feedback spring and includes a first nozzle (50), a second nozzle (52), a flapper (30) arranged between these nozzles, and a first back-pressure passage (124) and a second back-pressure passage (1...
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WO/2018/188449A1 |
Disclosed are a travel motor shift valve (100), a travel motor and a construction machine. The travel motor shift valve (100) comprises a valve core (1), a first working oil port (Y), a second working oil port (L), a third working oil po...
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WO/2018/190475A1 |
The present invention relates to a valve comprising: an inlet part (IL) having an inlet into which a fluid flows; an outlet part (OL) vertically arranged in the inlet part and having an outlet from which the fluid is discharged; and open...
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WO/2018/171948A1 |
The invention relates to a control unit for a control device for a heavy-duty vehicle, the unit having a main body (11) with two connection openings (12a, 12b), to which lines for a hydraulic medium of a first hydraulic circuit can be co...
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WO/2018/170951A1 |
Disclosed is a fixing device for a hydraulic valve, the fixing device comprising a fixing telescopic rod (1), a fixing telescopic rod transition plate (2), a fixing telescopic rod bottom disc (3), a fixing bolt (4), a fixing suction disc...
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WO/2018/174411A1 |
The present invention relates to a rapid feed device and, more particularly, to a rapid feed device capable of rapidly feeding feed, such as a bombshell, by electric power. The rapid feed device according to the present invention compris...
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WO/2018/168884A1 |
This servo regulator (100) comprises: a servo piston (20); a first pressure chamber (54a) and a second pressure chamber (54b); a spool (30); a biasing member (71); a first support part (36) for supporting one end (71a) of a biasing membe...
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WO/2018/168883A1 |
This servo regulator (100) comprises: a servo piston (20); pressure chambers (54a, 54b); spools (30a, 30b); biasing members (37a, 37b); a feedback unit (80) which changes the biasing force of the biasing members (37a, 37b) by rotating in...
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WO/2018/168882A1 |
This servo regulator (100) comprises: a servo piston (20) which is connected to a swash plate (3); pressure chambers (54, 55) which are provided to face the end of the servo piston (20); spools (30, 40) which are moved by solenoids (37, ...
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WO/2018/169116A1 |
The objective of the present invention is to provide a hydraulic system, to which an optional redundancy function is applied, having driving devices separately arranged according to use and output specifications and enabling hydraulic so...
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WO/2018/162677A1 |
A control device having a plurality of modular control sections (12a - 12d), which form a control block when arranged beside one another and have units of an electromagnetically actuatable actuator system and/or of a sensor system for co...
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WO/2018/163089A1 |
The flow control valve for a single-action cylinder comprises: a control shaft that can be moved between at least three positions, a central chamber for receiving the shaft, an oil inlet for receiving oil from a pump, a tank connection t...
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WO/2018/164669A1 |
A solenoid valve assembly has a valve body in which a spool is slidably mounted and operated by a solenoid having a coil. A manifold member has a plurality of flow paths for supplying and discharging pressurized fluid to and from ports o...
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WO/2018/164465A1 |
A system for controlling a construction machine comprises: a hydraulic pump; at least one control valve provided at a center bypass line connected to the hydraulic pump, and controlling the flow direction of hydraulic oil discharged from...
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WO/2018/156522A1 |
A system for imparting motion of an object includes: (1) at least one first hydrostatic actuator; (2) a hydraulic transmission conduit; and (3) at least one second hydrostatic actuator. The first hydrostatic actuator is connected to the ...
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WO/2018/146195A1 |
The invention relates to a pressure reduction unit for use in processing equipment handling high pressure fluid, where the pressure reduction unit comprises at least one inlet and an outlet, the pressure reduction unit being adapted to r...
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WO/2018/142324A1 |
Device, for opening and closing an oil/hydraulic pressure line, for adjustable pressure control between two service pressures, via a pneumatic inlet, which comprises: a body for coupling the device to the pressure line; a positioning sha...
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WO/2018/144197A1 |
Hard coated spool valves are disclosed. An example spool valve includes a sleeve and a spool to be positioned within the sleeve. The sleeve and the spool are made of a corrosion resistant material. The spool valve includes a wear resista...
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WO/2018/141499A1 |
A hydraulic arrangement (10) for a motor-vehicle drive train (40) which has a first hydraulic consumer (16; 52) and a second hydraulic consumer (18; 44), wherein the first consumer (16; 52) is supplied with a first fluid volume flow (Q1)...
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WO/2018/136160A1 |
A fluidic device controls fluid flow in channel from a source to a drain. In some embodiments, the fluidic device comprises a channel and a gate. The channel is configured to transport a fluid from the source to the drain. The gate contr...
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WO/2018/119775A1 |
A counter-recoil sequence valve and a sequential driving method therefor. The counter-recoil sequence valve comprises: a reciprocating plunger cylinder (1), a first hydraulic cylinder group and a second hydraulic cylinder group. Each hyd...
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WO/2018/120784A1 |
A ballast flattening device (50) and a ballast flattening vehicle having same. The ballast flattening vehicle comprises a vehicle body (40) and the ballast flattening device (50) provided on the vehicle body (40). The ballast flattening ...
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WO/2018/119972A1 |
A crane hydraulic control system and a crane. The crane hydraulic control system comprises a prime mover (1), an execution control mechanism, a hydraulic energy conversion device (3), a running energy recycling device, and an operation e...
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WO/2018/124998A1 |
The invention relates to a hydraulic joystick conversion system (1) which enables converting of the mechanical changes acquired in the hydraulic joystick systems to analog electrical signals and to universal communication protocols, esse...
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WO/2018/119508A1 |
A fluidic device comprising a magnetic reciprocating piston, a central magnetic washer, a sleeve ending with pairs of magnetic and non-magnetic perforated washers or a magnetic plate for piston retention, and at least a coil for electrom...
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WO/2018/119324A1 |
A renewable energy and waste heat harvesting system is disclosed. The system includes an accumulator unit having a high pressure accumulator and a low pressure accumulator. At least one piston is mounted for reciprocation in the high pre...
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WO/2018/114090A1 |
The invention relates to a hydraulic block (1) of a slip control system of a hydraulic vehicle brake system. According to the invention, receptacles (11) for the hydraulic accumulator and receptacles (7) for outlet valves are provided op...
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WO/2018/109743A1 |
The present finding is in the field of servomechanisms for the hydraulic driving of directional control valves used in the construction of mobile vehicles and, in particular, object of the present finding is a differential area servomech...
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WO/2018/099747A1 |
For the purpose of redundancy, the invention proposes ports (10) for a separate externally powered brake pressure unit to a hydraulic block (1) of a hydraulic unit of a slip control system of a hydraulic externally powered vehicle brakin...
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WO/2018/100074A2 |
The invention relates to a large manipulator (1), in particular a truck-mounted concrete pump, comprising a turntable (3) that can be rotated about a vertical axis by means of a rotary drive and is arranged on a chassis (2), an articulat...
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WO/2018/098138A1 |
A hydraulic valve assembly having a regeneration circuit, where the hydraulic valve assembly is switchable between a regenerative mode and a non-regenerative mode as the valve assembly supplies fluid to operate a hydraulic device. The hy...
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WO/2018/092629A1 |
This composite valve (1A) is formed by a valve body (10A), a first valve module (40A), and a second valve module (70A). The valve body (10A) has: a first body section (10a) for attaching the first valve module (40A); a second body sectio...
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WO/2018/093112A1 |
Provided in the present invention is a machine tool comprising: a base; a rotation plate disposed to be rotatable above the base; a pallet including a fixture for clamping a base material and disposed on the rotation plate so as to co-ro...
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WO/2018/087713A1 |
A control assembly of a solenoid valve for a delivery device; the control assembly (3) comprising a first input (5) configured to be coupled to a control device (11) of the delivery device (10) and to be supplied by a power supply voltag...
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WO/2018/086824A1 |
A valve arrangement is proposed which has at least one valve unit (15), in which a valve slide (25) which can be switched over between a closed position and an open position is arranged, which valve slide (25) separates the two valve duc...
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WO/2018/083083A1 |
A hydraulic system (10) for a tiltrotator (13) and an auxiliary tool (14) arranged on a crane arm, excavator or the like, the hydraulic system comprising a pressure supply for pressurizing a hydraulic fluid and a common supply line (15) ...
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