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Matches 1 - 50 out of 7,801

Document Document Title
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...  
WO/2018/215852A1
The invention is an expansion tank (1) comprising: a battery (100) of pipes (10); a water side flange (2), in which holes and channels are provided in order to connect to the inside of each one of said pipes (10) the hydraulic system in ...  
WO/2018/210084A1
An automatic-pressure-matching energy utilization system, comprising a synchronous motor (1), a control valve (2), a working pump (3), an energy accumulator (4), a pressure actuator (5), and corresponding oil path connections. A master o...  
WO/2018/207654A1
Provided is an accumulator wherein a metallic bellows has enhanced maintainability. This accumulator 1 is provided with a housing 2 having: a shell 4 provided with an opening 4a; and a disc-shaped base body 5 to which one end 31a of a me...  
WO/2018/202419A1
A pressure accumulator system, in particular for adaptation of the gas quantity and the static prestressing pressure in the case of a variable suspension system of a working hydraulics means (38, 40, 42, 44, 58, 60) of a mobile machine, ...  
WO/2018/199102A1
The present invention is capable of removing air bubbles contained in a liquid and preventing the removed air bubbles from re-contaminating the liquid. A second filter part, having a substantially cylindrical shape formed by folding a th...  
WO/2018/196138A1
An air source system (100) and a mobile device (300) comprising the air source system (100). The air source system (100) is used for driving a pneumatic actuator (200) of the mobile device (300). The air source system (100) comprises an ...  
WO/2018/193914A1
The present invention is capable of preventing bubbles from forming on a liquid surface even when the height of the liquid surface changes and the liquid surface shakes significantly. The interior of a tank body for storing a liquid is p...  
WO/2018/192749A1
The invention relates to a system filled with a fluid, designed for underwater applications, in which the interior of a housing and/or tank forms a fluid region (8) which is sealed with respect to the surrounding seawater region (7), whe...  
WO/2018/192747A1
The invention relates to an electrohydraulic system (7) for use under water, comprising an electrohydraulic actuator and a container (9) having an internal space (10) provided for forming a volume which is enclosed from the environment a...  
WO/2018/194357A1
An embodiment of the present invention relates to a construction machine comprising: a swing motor operated by a working fluid supplied from a main pump; a swing valve for controlling the flow of the working fluid pumped by the main pump...  
WO/2018/190615A1
A hydraulic system of construction machinery according to an embodiment of the present invention comprises: a boom cylinder; a first boom hydraulic line; a second boom hydraulic line; a regenerative line; a circulation line; an accumulat...  
WO/2018/185820A1
A hydraulic device comprising: a tank for storing hydraulic fluid therein; a pump being a power source for supplying hydraulic fluid from inside this tank to a drive target; a hydraulic circuit for adding/removing hydraulic fluid between...  
WO/2018/173871A1
One embodiment of the accumulator device of the present invention is equipped with: a body which has an oil passage therein, and is attached to an attachment target; a plurality of accumulators linked to the oil passage; and an electroma...  
WO/2018/173878A1
One embodiment of the accumulator device of the present invention is equipped with: a body attached to an attachment target; an accumulator linked to an oil passage; an electromagnetic valve for controlling the flow of the oil inside the...  
WO/2018/171030A1
A self-adaptive control system for feed opening degree of a round baler, and a control method therefor, comprising: a feeding device, a rotary encoder (7), a displacement sensor (11), a hydraulic adjustment system and a controller (27); ...  
WO/2018/168216A1
This accumulator is provided with: a pressure container comprising a first part and a second part joined to each other via a joining section; and a partition wall that separates the space inside of the pressure container into a liquid ch...  
WO/2018/168215A1
This accumulator is provided with a pressure container and a partition wall that separates the space inside of the pressure container into a liquid chamber and a gas chamber such that the volume ratio of the liquid chamber and the gas ch...  
WO/2018/163707A1
The present invention makes it possible to enhance the reproducibility of a device for automobile collision simulation testing. This servo actuator for automobile collision testing thrusts a piston rod toward a sled which is supported so...  
WO/2018/165393A1
A venting device system suitable for cooperative or integral action with a reciprocating device of a reciprocating device assembly is set forth. The venting device system is configured to allow air to flow in opposite direction of the re...  
WO/2018/155244A1
In order to prevent a reduction in the energy recovery rate caused by flow rate fluctuations in a working fluid in a flow path in an energy recovery device that recovers energy from a working fluid ejected from a fluid chamber, this ener...  
WO/2018/148452A1
A system (10) for moving a fluid (12) includes a flow-circuit element (30) and a control system (32) that monitors an operational condition of the flow-circuit element (30). The control system (32) includes a first sensor (82) that monit...  
WO/2018/143065A1
An accumulator which has a long service life is provided. By fixing at least one end of a bellows 3, configured from an expandable bellows main body 31 and a bellows cap 32, to a housing 2, the inside of the housing 2 is hermetically par...  
WO/2018/143066A1
An accumulator which allows escape of pressure in a housing when the temperature has risen due to a fire, etc., is provided. By fixing at least one end of a bellows 3, configured from an expandable bellows main body 31 and a bellows cap ...  
WO/2018/143030A1
An accumulator which achieves a long service life without the need for special processing on the seal member is provided. By fixing a bellows 3, configured from a bellows main body 31 and a bellows cap 32, to a housing 2, the inside of t...  
WO/2018/134244A1
The invention relates to a cylinder-piston device, in particular a hydraulic accumulator, comprising a cylinder produced preferably from a fibre-composite material and at least one piston having a recess on at least one side and surround...  
WO/2018/132399A1
A pressure accumulator includes an accumulator housing having first and second ports for receiving first and second pressure mediums, respectively, a movable separating element subdividing an interior of the accumulator housing into at l...  
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...  
WO/2018/122111A1
The invention relates to an accumulator comprising: - a main cylindrical housing with a closed first axial end; - a piston arranged in the main cylindrical housing and sealed to the inner surface of the main cylindrical housing, which pi...  
WO/2018/119308A1
An integrated hybrid energy recovery and storage system for recovering and storing energy from multiple energy sources is disclosed. The system includes an accumulator unit having a high pressure accumulator and a low pressure accumulato...  
WO/2018/100034A1
The invention provides a vehicle engine system comprising: a fuel pump for selectively delivering fuel under high pressure; an accumulator having a first chamber for receiving an output from the fuel pump and a second chamber for receivi...  
WO/2018/101007A1
Provided is an accumulator having a bellows with a long service life. An accumulator 1 having outer ring-shaped crest portions 38, 38, … and inner ring-shaped crest portions 39, 39, …, at least one end of an extendable bellows 3 bein...  
WO/2018/087184A1
A hydraulic reservoir (10), for use for example in a marine pleasure craft,comprises a vortex chamber (16), a hydraulic fluid return line (18) and a hydraulic fluid suction line (20) respective entering and exiting substantially tangenti...  
WO/2018/081651A1
A hydraulic propulsion system converts heat or thermal energy into hydraulic energy, and such hydraulic energy into mechanical work. The hydraulic propulsion system includes a thermal unit, a hydraulic cylinder with pistons and springs m...  
WO/2018/072234A1
An energy storage structure is provided, comprising a housing (10) and a piston (20). An accommodation cavity (10a) and a piston cylinder portion (10b) communicating with each other are disposed in the housing (10). The piston (20) is sl...  
WO/2018/065130A1
The invention relates to an electrohydraulic drive unit comprising: a cylinder-piston assembly (1), having a piston-side first hydraulic working chamber (5) and a piston-rod-side second hydraulic working chamber (6); a tank (4); a hydrau...  
WO/2018/054939A1
The invention relates to an accumulator comprising: - a housing; - a piston arranged in the housing and movable in an axial direction, wherein the piston seals on the inner wall of the housing and divides the housing in a first fluid tig...  
WO/2018/055223A1
A portable liquid dispenser comprises a container, inside which a deformable bag is arranged, in which the liquid is stored and which is provided with a valve (2) for introducing air between the walls of the container and the deformable ...  
WO/2018/054739A1
The invention relates to an axle system, in particular for use in utility vehicles, comprising an axle tube (2), which is designed in the form of a hollow body, wherein a closure element (3) is provided, which closes the axle tube (2) at...  
WO/2018/054474A1
The invention relates to a hydraulic tank (10) for storing a hydraulic fluid, comprising a single-part tank housing (12) which forms a hollow plastic body and is produced in a rotational molding method. The tank housing (12) has at least...  
WO/2018/043196A1
Provided is a fluid pressure circuit configured so that a load on a fluid pressure pump can be reduced. This fluid pressure circuit 120 comprises: an HST circuit 121 having a variable displacement fluid pressure pump 1 which is driven by...  
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/2018/041606A1
The invention relates to a tank for a hydraulic system, which tank has a connection line, by means of which the tank can be loaded with oil and by means of which oil can be removed from the tank. A deflection plate is provided in the tan...  
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/2018/035244A1
An accumulator for storing fluid that includes a shell that defines an interior volume of the accumulator. The shell includes at least one port for providing fluid to a fluid system. The accumulator also includes an accumulator shaft dis...  
WO/2018/028944A1
The invention relates to an electrohydraulic adjustment drive for controlling a hydraulic load. Said electrohydraulic adjustment drive has an electric machine, which is connected to a hydraulic machine, wherein the electric machine can d...  
WO/2018/028942A1
The invention relates to a hydraulic system with a hydraulic spring. Said spring is formed by a cylinder chamber of a hydraulic cylinder to which at least one piston accumulator is connected. At least one adjusting means for adjusting a ...  
WO/2018/014522A1
Disclosed is a hydraulic fast forging unit, comprising a forging and pressing hammer head (17), a movable beam (18), a main hydraulic cylinder (16), single-rod lifting hydraulic cylinders (15, 15'), a plurality of main hydraulic pumps (1...  
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/2018/001388A1
A high-efficiency bending machine bending method, wherein an oil inlet of an oil pump (2) is connected to an oil tank (16), an oil outlet of the oil pump (2) is connected to a P port of a three-position four-way electromagnetic reversing...  

Matches 1 - 50 out of 7,801