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Matches 1 - 50 out of 7,755

Document Document Title
WO/2018/009057A1
An unmanned underwater vehicle (UUV) with a hydraulic system (100) for use in cold surroundings and method of controlling such hydraulic system. The hydraulic system (100) comprises a hydraulic circuit (10). One or more tools (21,22) may...  
WO/2018/007474A1
The invention relates to a system (1) for recovering energy from a hydraulic actuator (2) and to a method of operating said system (1), the system (1) comprising: a hydraulic actuator (2); a source of hydraulic pressure, preferably a hyd...  
WO/2018/003580A1
Provided is a filter device configured such that: air accumulated within the filter device can be discharged; and the outflow of liquid to the outside from an air vent hole and the back flow of air from the air vent hole can be prevented...  
WO/2017/218991A1
A servovalve system comprising a pilot stage valve in communication with an hydraulic stage valve, the hydraulic stage valve comprising a valve member movably mounted in a valve chamber to selectively meter fluid flow in a flow path from...  
WO/2017/216120A1
The invention relates to a series hydraulic hybrid system (1) for a vehicle, comprising: a hydraulic circuit {2) comprising a first hydraulic displacement unit (6) in fluid communication with a second hydraulic displacement unit (7), a h...  
WO/2017/216121A1
The invention refers to a hydraulic driveline (1) for a vehicle comprising: a main hydraulic circuit (8) with a first hydraulic displacement unit (4) which is fluidly connected with a second hydraulic displacement unit (5) said second hy...  
WO/2017/210492A1
Presented herein are systems and methods for attenuating certain pulsations in a hydraulic system comprising a pump and a hydraulic actuator. In certain aspects, an accumulator comprising an internal volume that is divided into a working...  
WO/2017/204697A1
Air-drying device (1) for drying air, gas, gases or similar in reservoirs in hydraulic systems in which a variable volume of liquid and air, gas or the like is stored. The treatment of air, gas or gases takes place in at least one first ...  
WO/2017/204040A1
This control system (100) for a hybrid construction machine is provided with: first and second main pumps (71, 72); a regenerative motor (88) which is rotatably driven by a returning working fluid; a motor generator (91) connected to the...  
WO/2017/200514A1
An air dryer having a heater element associated with its valves to prevent freezing at cold temperatures. The air dryer includes a temperature sensor and an electronic controller that reads the temperature sensor during normal operations...  
WO/2017/200450A1
A operator supporting electrohydraulic drive and control system based on, position sensors (8) (9), a electronic control unite ECU (2), a recovery, storing and re-use system for energy, and with actuator (3) (4) and the drive control val...  
WO/2017/194525A1
The invention relates to a fluidic component (1) with a front wall (12) and a rear wall (13), which extend substantially parallel to a main plane of extent of the fluidic component (1). Arranged between the front wall (12) and the rear w...  
WO/2017/191852A1
A filter status estimation system that estimates the status of a filter that is provided inside a hydraulic circuit. The hydraulic circuit comprises: a filter; a bypass passage that circumvents the filter and that has oil flowing therein...  
WO/2017/188869A1
The present invention relates to a hydraulic system (30) for circulating hydraulic fluid via a pump (26) and a hydraulic motor (28). The hydraulic system (30) comprises a main control valve (36) adapted to be located between the pump (26...  
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...  
WO/2017/182511A3
The invention relates to an electronic execution unit (124) for controlling and regulating a pneumatic valve assembly (VS, V, VI, WV) for a pneumatic movement, said invention being characterised in that an application (A) for controlling...  
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 ...  
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...  
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 ...  
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 ...  
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...  
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....  
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 ...  
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)...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
WO/2017/080561A1
A sanitary valve system (10) comprising an actuator arrangement (20) in an actuator housing (32) comprising a first piston chamber (30I) with a first piston (32I) separating the first piston chamber in a first upper cavity (341U) and a f...  
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...  
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 ...  
WO/2017/076728A1
The invention relates to a compressed air preparation device (10) for rail vehicles or utility vehicles, comprising a compressed air inlet (12), to which an air compressor (14) can be connected, a compressed air outlet (18), which is con...  
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...  
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...  
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...  
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 ...  
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...  
WO/2017/066717A3
A heat exchanger system, comprising: a storage tank; and heat exchanger apparatus comprising: a heat exchanger; and a plenum structure defining a hollow body comprising a first end that is coupled to the heat exchanger, and a second end ...  
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...  
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...  
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 ...  
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...  

Matches 1 - 50 out of 7,755