Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 8,075

Document Document Title
WO/2018/066310A1
A control valve (14) configuring an intermittent air-generating device (10) is made from a five-port valve, the inlet port (24) of which is connected to a fluid supply source (12) and the outlet port (26) is connected to an air-spraying ...  
WO/2018/065533A1
The invention relates to a fluidic component (1) for producing a free jet (15), wherein: the component (1) has a flow chamber (10) through which a fluid stream (2) can flow, said fluid stream enters the flow chamber (10) through an inlet...  
WO/2018/040460A9
An electric serving ultra-high-pressure system and an operation principle thereof, comprising an oil pump motor set, an oil tank, a pressurizer (15), an oil cooling apparatus, and a water filtering and pressurizing apparatus, all dispose...  
WO/2018/061165A1
Provided is a hydraulic drive device that effectively uses pressurized oil stored in an accumulator to achieve a significant improvement in efficiency for an entire work machine. This hydraulic drive device is equipped with: a first hydr...  
WO/2018/058168A1
An apparatus for actuating a hydraulic cylinder comprising feed and return hydraulic hoses, extend and retract hoses, a hydraulic pump, a directional valve and control means. The feed and return hydraulic hoses are each removeabley conne...  
WO/2018/056132A1
This filter unit (F1) comprises a filter check valve (FC) provided in a flow path and permitting only the flow of fluid from one side of the flow path towards the other side; and a fluid filter FF provided further on the other side of th...  
WO/2018/055723A1
In order to avoid reaching an overload relief set pressure and suppress switching shock, thereby ensuring good operability in a hydraulic energy recovery device wherein return oil in a hydraulic cylinder is pressurized and recovered, thi...  
WO/2018/051644A1
A control system (100) for a hybrid construction machine is provided with main pumps (71, 72), a regenerative motor (88) that is rotated by a working fluid, a motor generator (91) connected to the regenerative motor (88), an electricity ...  
WO/2018/047402A1
This railroad car vibration damping device (1) is provided with: actuators (A) which are interposed between a railroad car body (B) and a bogie (T), and are capable of exerting a control force; and a controller (C) which determines a tar...  
WO/2018/041565A1
The invention relates to a tank having an annular tank space. A separating wall for separating an inflow connection from a drain connection is provided therein. Alternatively, or in addition thereto, a partition for degassing the oil in ...  
WO/2017/080561A9
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/2018/040460A1
An electric serving ultra-high-pressure system and an operation principle thereof, comprising an oil pump motor set, an oil tank, a pressurizer (15), an oil cooling apparatus, and a water filtering and pressurizing apparatus, all dispose...  
WO/2018/037925A1
Provided are: an energy regeneration device that can regenerate the energy of working fluid that is discharged from an actuator while controlling the flow rate of the working fluid; and a work machine that comprises the energy regenerati...  
WO/2018/036889A1
The invention relates to a hydraulic device for degassing and dewatering a hydraulic oil, comprising a pressure source from which a liquid to be degassed flows via a throttle point. The invention is characterized in that the quantity of ...  
WO/2018/037924A1
Provided are: an energy regeneration device that can regenerate the energy of working fluid that is discharged from an actuator while controlling the flow rate of the working fluid; and a work machine that comprises the energy regenerati...  
WO/2018/034534A1
The present invention relates to a check valve for discharging air which selectively discharges air and a hydraulic fluid, and to a hydraulic actuator for a power plant, having the check valve. The check valve for discharging air accordi...  
WO/2018/034536A1
The present invention relates to a valve assembly for discharging air which selectively discharges air and a hydraulic fluid, and to a hydraulic actuator for a power plant, having the valve assembly. The valve assembly for discharging ai...  
WO/2017/013481A8
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...  
WO/2018/024632A1
The invention relates to a flushing module (3) for hydraulic drives, in particular self-contained drives, for cleaning and/or replacing hydraulic medium, said flushing module (3) comprising a pump (15), at least one check valve (21, 23, ...  
WO/2018/025546A1
A crusher (9) has a switching valve (24) that switches the state of a hydraulic circuit (5) in the crusher (9) so as to: connect a second cylinder (16B) head-side chamber and a housing chamber (S1) when a crushing arm is rotated in the o...  
WO/2018/024790A1
To provide a pump control device and a pump control method enables to change the setting of a pump flow. The controller (34) is to obtain the sum total value and the maximum value of the demanded flows from the respective hydraulic actua...  
WO/2018/021801A1
An intelligent hydraulic breaker according to an embodiment of the present invention comprises: a cylinder supplied with hydraulic pressure; a piston contained in the cylinder and moved forward or backward by the hydraulic pressure; a ch...  
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/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/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/2017/178272A1
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...  

Matches 101 - 150 out of 8,075