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WO/2017/182268A1 |
The invention relates to a method for operating a valve device for supplying compressed air to a compressed air consumer (3; 63), comprising the steps: determining a first fluid pressure in a first section (20, 21, 22, 23) of a fluid duc...
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WO/2017/178272A1 |
An electropneumatic valve assembly (1) comprises an electropneumatic pilot stage with at least one pilot valve (P1) and comprises a pneumatic power stage which is actuated by the pilot stage. Here, each pilot valve switches at least two ...
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WO/2017/178546A1 |
In a load sensing hydraulic control circuit, a pressure compensator elaborates both a load sensing pressure signal to control a pump unit and a pressure compensated power flow for actuators, the power flow being either split or alternati...
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WO/2017/167428A1 |
The invention relates to a compressed air supply system (10) for operating a pneumatics system (90), in particular an air suspension system of a motor vehicle, having: a compressed air supply line (1), a compressed air connection (2) to ...
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WO/2017/170352A1 |
This shovel is provided with: hydraulic pumps (14L, 14R); an engine (11) which drives the hydraulic pumps (14L, 14R); a variable displacement regenerative hydraulic motor (14A) which drives the hydraulic pumps (14L, 14R); a transmission ...
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WO/2017/170256A1 |
This shovel is provided with: a hydraulic motor (21) for swiveling; a center bypass line (40L) on which a flow rate control valve (170) for the hydraulic motor (21) for swiveling is arranged; a negative control aperture (18L) which is ar...
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WO/2017/172902A1 |
A fluidic robotic actuator configured to assume at least a neutral position, the fluidic robotic actuator includes a first and second plate defining respective planar portions that are disposed in parallel planes in the neutral position....
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WO/2017/164175A1 |
An excavator according to an embodiment of the present invention comprises an undercarriage (1), a rotating platform (3) that is mounted on the undercarriage (1), an engine (11) that is provided to the rotating platform (3), a main pump ...
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WO/2017/162298A1 |
A hydraulic system comprising a hydraulic power pack (61) comprising a hydraulic pump (65), an electric motor (63) arranged to drive the hydraulic pump (65), and one or more valves (671, 672,..., 67n) connected to the hydraulic pump (65)...
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WO/2017/144147A1 |
Compressed air supply system (1.1) of a vehicle, having a pressure-controlled compressor (2), by means of which compressed air can be delivered through a delivery line (6) and a dryer line (7) into a main pressure line in delivery operat...
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WO/2017/145573A1 |
A compressed air discharge device 10 has a primary valve 12 and a secondary valve 13. The primary valve 12 is switched between a discharge position M2 at which compressed air is discharged to a discharge port B, and a blocking position M...
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WO/2017/140503A1 |
The invention relates to a hydraulic oil filter system (1) for a hydraulic transmission, in particular for a motor vehicle transmission, comprising at least one oil pump (4) that can be connected as needed and has a pressure side and a s...
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WO/2017/126885A1 |
An anti-corrosion device of a hydraulic actuator for a power plant, according to the present invention, in which channels for a fluid actuator supply (FAS) oil, an emergency trip supply (ETS) oil and a fluid drain to cooler (FDC) oil are...
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WO/2017/125320A1 |
An air supply system to be mounted in or on a railway vehicle or commercial vehicle comprises a compressor device (14) for producing compressed air, an air dryer device (16) for dehumidifying the compressed air, and a housing (18) for en...
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WO/2017/127718A1 |
An energy-saving charge/discharge method controls the repeated charging and discharging of a working vessel in a manner that enables the storage and subsequent reuse of compressed gas during the repeated charge and discharge cycle. In co...
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WO/2017/125108A1 |
The invention relates to a hydraulic switching assembly for a motor vehicle, comprising a hydraulic pump (1) which guides a hydraulic agent from a reservoir (2) via hydraulic lines (3) and at least one magnetic valve assembly (4) compris...
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WO/2017/110167A1 |
The present invention can achieve energy conservation by carrying out recycle control even when an abnormality occurs in a pressure sensor of a hydraulic actuator. The present invention is provided with: a hydraulic pump (41b) that suppl...
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WO/2017/102960A1 |
The invention relates to an air dryer cartridge (10), in particular for a compressed air treatment system of a commercial vehicle, comprising a cartridge housing (14) having a closed housing cover (16), an inner housing (40) arranged in ...
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WO/2017/099063A1 |
Provided is a work machine in which it is possible to store surplus energy generated by another drive system, such as regenerative energy, in other than a power storage device in a form that allows retroactive use. Accordingly, this work...
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WO/2017/094463A1 |
Provided is a work machine operation assistance device that can set an appropriate operation gain in accordance with the skills and habits of an operator and actual job content. This work machine operation assistance device comprises: an...
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WO/2017/095850A1 |
A polymeric housing may have a channel (119, 120, 51) defined therein. A first conductive trace (116, 135) may at least partially coincide with the channel (119, 120, 51). A first wire (23A, 24A, 24B) may have a first conductor (23C, 24C...
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WO/2017/084792A1 |
The invention relates to an energy storage system (1) for temporarily storing electrical energy with an electric machine (4) which is drive-connected to a hydraulic machine (5), and with a pneumatic-hydraulic piston-cylinder arrangement ...
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WO/2017/082796A1 |
The invention concerns an air separation arrangement at a reservoir (1) for a hydraulic system, comprising a return line connection (2), an air separation element (10) demonstrating a permeable wall through which hydraulic fluid that arr...
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WO/2017/080626A1 |
Degasifying apparatus for eliminating gases, such as ambient air, from fluids, such as oil, said apparatus consisting of at least one permeable membrane (26) which lets the gas to be eliminated from the fluid (22) penetrate therethrough ...
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WO/2017/073439A1 |
Provided is a fluid control valve having a structure suitable for removing exhaust from a pressure chamber of a fluid pressure actuator and reusing the exhaust. The fluid control valve comprises: an air supply flow path (14) that connect...
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WO/2017/073734A1 |
In the present invention, in order to easily confirm the presence of foreign matter in oil regardless of an installation position, the following are provided: a machine body 10 that includes an accommodation chamber 11 in which oil is st...
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WO/2017/072977A1 |
Provided is a hydraulic device configured so that the state of foreign matter contained in oil can be easily confirmed regardless of the place of installation. A hydraulic device has a containing chamber 11 located within the device body...
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WO/2017/073259A1 |
In order to prevent discharge of bubbles near the bottom surface of a tank, an approximately cylindrical first discharge tube (31) having an opening at both ends is inserted into an outflow hole (10c) of a filter case (19) and is dispose...
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WO/2017/063735A1 |
The invention relates to an air dryer cartridge (26) for an air drying device (28) of a vehicle, in particular of a utility vehicle, comprising at least one sealing element (42) which, upon arrangement of the air dryer cartridge (26) on ...
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WO/2017/063729A1 |
The invention relates to a damping device, particularly for damping or avoiding pressure surges such as pulses, in hydraulic supply circuits, preferably in the form of a silencer, comprising a damping housing which surrounds a damping ch...
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WO/2017/062190A1 |
A railway air dryer that switches the flow and counter flow of air through each of two desiccant towers (46, 48) in response to the actual humidity of air being dried by the air dryer. The air dryer includes a humidity sensor (68), a tem...
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WO/2017/056199A1 |
A construction machine is provided which, with a configuration involving a small number of valves, enables regeneration of return oil during both boom raising operations and boom lowering operations and can secure good operability during...
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WO/2017/055137A1 |
Disclosed is an electrohydraulic compact aggregate, its pressure medium, which flows back into a tank, and its electric motor, which drives a pump, being cooled via a common cooling device. According to a first variant, a cooling medium ...
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WO/2017/056702A1 |
A hydraulic cylinder drive device comprises: a hydraulic cylinder provided with a piston rod for operating a device to be operated; an electric motor/generator functioning as an electric motor operated by electric power supplied from the...
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WO/2017/056200A1 |
This pressure oil energy regeneration device of a work machine is provided with a regeneration hydraulic motor which is driven by return oil, a first hydraulic pump mechanically linked to the regeneration hydraulic motor, a second hydrau...
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WO/2017/055145A1 |
The invention discloses a hydrostatic compact assembly comprising an electric motor and a pump which delivers a pressure fluid from a tank to a consumer connection. The tank is circular ring-shaped and the electric motor and the pump tog...
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WO/2017/050408A1 |
The invention relates to a drying device for a compressed air supply system of a vehicle, comprising a delivery input (3), a delivery output (4), a regeneration input (5), a bleed output (6) and two parallel dryer lines (12, 13), each ha...
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WO/2017/046586A1 |
The present invention relates to a flooring system for generating electricity from users as they walk. A flooring system (1) for generating electricity, comprising: a plurality of generators (100), each generator (100) having a support, ...
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WO/2017/049033A1 |
A gas-over-oil actuator system for use with a valve in a natural gas pipeline. The system includes a gas-over-oil actuator and a wireless position monitor operatively coupled to the gas-over-oil actuator. The wireless position monitor in...
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WO/2017/047352A1 |
Provided is a hydraulic driving apparatus that drives a plurality of driving subjects and regenerates energy thereof with a simple configuration. This hydraulic driving apparatus is provided with: a first pump motor (41); a second pump m...
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WO/2017/042140A1 |
Method and device for controlling at least one air dryer unit (8; 8a - 8c) of an air supply system for the primary and auxiliary air supply of a vehicle, in which at least one compressor (1; 1a - 1c) driven by means of an associated elec...
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WO/2017/042211A1 |
Provided is a control valve unit of a working machine capable of entirely warming up a hydraulic circuit without particularly installing a circuit for warm-up. [Solving means] The control valve unit includes a valve body (30a), supply po...
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WO/2017/032656A1 |
The invention relates to a device for degassing a liquid, particularly for degassing hydraulic oil, comprising a drive unit that has a motor and a pump driven by said motor, wherein liquid to be degassed flows from the pump via a nozzle ...
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WO/2017/030168A1 |
This method for forming an operating oil channel in a hydraulic actuator is configured so that a valve-block-mounting surface having first and second areas is formed on an external surface of a housing, valves for a hydraulic actuator be...
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WO/2017/025838A1 |
A vortex-controlled variable flow resistance device ideal for use in a backpressure tool for advancing the drill string in extended reach downhole operations. The characteristics of the pressure waves generated by the device are controll...
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WO/2017/023362A1 |
A flow responsiveness enhancer apparatus may include a stack of manifolds with at least one manifold dedicated to each of the rams of the blowout preventer. The flow responsiveness enhancer includes a shared pressure line coupled to each...
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WO/2017/023424A1 |
A method for diagnosing leaks in a hydraulic accumulator includes measuring the time required to discharge the hydraulic accumulator to determine an actual discharge duration. The method includes comparing the actual discharge duration t...
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WO/2017/013481A1 |
An energy-saving type hydraulic system comprises a hydraulic force application device (10), a hydraulic pushing device (20) connected to the hydraulic force application device (10), and a hydraulic return device (30). The hydraulic force...
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WO/2017/008568A1 |
Disclosed is a hydraulic brake unit oil tank breather for tramcars, which comprises a breathing plug (4), a sealing ring (5), an air guide hole (6), and an air guide tube (7), wherein the air guide hole adopts a through hole structure an...
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WO/2017/009444A1 |
The invention relates to a device and a method for controlling an air treatment system in a vehicle, wherein a valve device is controlled for the stepwise deactivation of a ventilation process in response to an attainment of predetermine...
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