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Matches 1 - 50 out of 7,695

Document Document Title
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...  
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/2017/221980A1
A clutch control device according to one embodiment of the present invention is provided with: a pump (20) which sends oil to a hydraulic clutch (C); an input-side oil path (11) which connects an oil tank (OT) and the pump (20), and thro...  
WO/2017/220196A1
A hydropneumatic piston accumulator, with an accumulator housing (1) defining a housing longitudinal axis (11), in which a piston (9) is longitudinally movable between two housing covers (5, 7) positioned opposite each other. In the hous...  
WO/2017/220179A1
A hydropneumatic piston accumulator, with an accumulator housing (1), which comprises a cylindrical tube (3) defining a longitudinal axis (11), wherein the cylindrical tube (3) is closed at both ends by a housing cover (5, 7) at each end...  
WO/2017/217908A1
A phase- shifting device (29), a so-called cam phaser, is arranged between a crankshaft and at least one camshaft (20,23) to change the at least one camshaft's (20, 23) rotational position in relation to the crankshaft (15) and thus push...  
WO/2017/218481A1
A power fluid supply system for a well pressure control apparatus includes a control valve manifold in hydraulic communication between a fluid outlet of an hydraulic fluid accumulator and an hydraulic ram in the well pressure control app...  
WO/2017/214031A1
A system (10) and method of predicting impending failure of a pressure vessel (12) include a pressure vessel (12), a fluid source (16), a line (14) coupled to the pressure vessel (12) and to the fluid source (16), an apparatus (18), a se...  
WO/2017/205973A1
A multi-vessel reservoir assembly is provided. The multi-vessel reservoir assembly comprises a first fluid vessel, a second fluid vessel, and at least one linkage positioned between the first and second fluid vessels. The at least one li...  
WO/2017/210308A1
This disclosure includes methods for testing hydraulically-actuated devices and related systems. Some hydraulically-actuated devices have a housing defining an interior volume and a piston disposed within the interior volume and dividing...  
WO/2017/205219A1
Some embodiments of a gearbox for an irrigation system can comprise a housing, a worm gear within the housing, a bull gear within the housing and configured to be engaged with the worm gear, a diaphragm, and a vent. The diaphragm can def...  
WO/2017/202485A1
The invention relates to a valve device with a pressure reducing function, consisting of at least one logic valve (V1), a blocking vale (V2) and a pressure reducing valve (V3).  
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/2017/199396A1
A hydraulic shovel (100) is provided with: a hydraulic oil tank (10) having a breather valve (14); and a breather hose (15) mounted to the breather valve (14). The breather hose (15) has: a first flow passage (31) connecting to the breat...  
WO/2017/196503A1
A resilient expandable pressure vessel configured to function like a spring. The resilient expandable pressure vessel includes a body portion, a cavity defined within the body portion, and at least one port in communication with the cavi...  
WO/2017/195462A1
In order to achieve, without causing increase in man-hours needed for processing or man-hours needed for assembly, a structure in which a suction strainer does not fall out of a hydraulic pump or a return pipe does not fall out of a mani...  
WO/2017/190182A1
A tensioning arrangement for a scraper for a conveyor belt, the tensioning arrangement comprising a hydraulic assembly that acts on the scraper to maintain a portion of the scraper in operative contact with the conveyor belt, the hydraul...  
WO/2017/189551A1
An attachment for a tractor is disclosed, the attachment includes a rotary reducing component that includes a plurality of cutters and a hydraulic system having an activated state and a deactivated state. The hydraulic system includes an...  
WO/2017/185885A1
An energy-saving temperature difference energy-driven ocean profile dynamic system includes: a phase change chamber (1); a phase change hydraulic oil sac (3) disposed in the phase change chamber (1); an accumulator (16) connected with th...  
WO/2017/184657A1
A reservoir contaminant regulation system is described. The system includes a reservoir, a tank, a set of tubing, a pressure regulator, and a vent. The reservoir is configured to hold various volumes of a working fluid. The pressurized t...  
WO/2017/174082A1
The invention relates to a cylinder-piston arrangement for a device for storing energy, comprising a substantially vertical cylinder (2) and a piston (1) constituting a mass to be lifted, a receiving region (5) for a liquid being formed ...  
WO/2017/174081A1
The invention relates to a device for storing energy, comprising a substantially vertical cylinder-piston arrangement where the piston (1) constitutes a mass to be lifted, liquid can be conveyed into the cylinder (2) beneath the piston (...  
WO/2017/174047A1
The invention relates to a system that represents a method of power storage by means of a pressurized air/water system. The system is based on the initial state that power from a power source is used to drive a feed pump (7). The feed pu...  
WO/2017/173144A1
An improved expansion tank is provided for at least temporarily storing a pumped liquid under pressure, the expansion tank comprising a thin walled outer shell formed of two substantially hemispherical domes joined together, either direc...  
WO/2017/173463A1
A system for monitoring the depth of water in a sump pit that comprises a hub in remote communication with a sensor. The sensor comprises a transducer for detecting the relative proximity of the water's surface. The system monitors the m...  
WO/2017/173122A1
An expansion tank with an improved diaphragm seal includes a seal for the joint between the flexible diaphragm and either an optional. non-flexible diaphragm or the tank wall, the providing of a seal support that prevents collapse, delam...  
WO/2017/157501A1
The invention relates to an accumulator device (10), consisting of at least two accumulator elements (14, 16) which are combined to form a structural unit (12) and have independently from one another their own accumulator characteristic ...  
WO/2017/144875A1
The invention relates to a hydraulic fluid power transmission comprising: actuator apparatus having a plurality of chambers, each of the chambers having a respective fluid driving surface configured to drive or be driven by hydraulic flu...  
WO/2017/141719A1
Provided is an accumulator having excellent sealability between a shell and bladders. Disclosed is an accumulator 1 in which the interior space of a shell 2 is partitioned into a gas chamber G and a liquid chamber R by making respective ...  
WO/2017/141718A1
Provided is an accumulator having excellent sealability at the joint between bladders. Disclosed is an accumulator 10 in which the interior space of a shell 20 is partitioned into a gas chamber G and a liquid chamber R by arranging bladd...  
WO/2017/129741A1
A hydraulic accumulator monitoring system comprising: a hydraulic input 2; a hydraulic output 3; at least one hydraulic accumulator 4 connected between the hydraulic input and the hydraulic output; a flowmeter 10 connected between the hy...  
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/2017/126354A1
The amplitude of an abdomen section of a metal bellows due to vibrations is suppressed to prevent breakage of the metal bellows. A metal bellows-type accumulator 1 comprising a metal bellows 2 that divides the space in a housing 5 into a...  
WO/2017/127678A1
A control valve comprises a body. A diverter is disposed within the body. The diverter is movably positionable within the body such that the diverter can assume a first position, second position and third position. The body includes one ...  
WO/2017/122481A1
Provided is an accumulator configured so that the accumulator has a damping function for protecting a seal section from a stay and so that a bellows cap can be quickly moved away from the stay when pressure within pressure piping increas...  
WO/2017/114595A1
The invention relates to a method for producing pressure vessels, including pressure accumulators, such as hydraulic accumulators and parts thereof (24), characterized in that they are at least partially produced by means of a 3D printin...  
WO/2017/108403A1
The invention relates to an accumulator module for a hydromechanical spring-loaded drive, wherein the spring-loaded drive is provided to actuate a high-voltage power switch (12), and wherein the accumulator module contains a pressure-tig...  
WO/2017/096908A1
An oil tank assembly (100) and a vehicle provided with the same. The oil tank assembly (100) comprises a tank body (110), an air channel disk (120), and an oil stop disk (130). The tank body (110) is provided with a cavity (101), and the...  
WO/2017/089815A1
A hydraulic accumulator (1, 11) comprising a pressure vessel (2) having first and second chambers (6, 7) sealingly separated by a movable barrier (8); the first chamber (6) containing a first fluid; the second chamber (7) containing a se...  
WO/2017/087684A1
Some of the present systems include a hydraulic power storage system having an accumulator configured to supply pressurized hydraulic fluid to a hydraulically actuated device to actuate the hydraulically actuated device and a drain in fl...  
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/2017/080627A1
A safety device, comprising a connection point (21) for a pressure accumulator (1) that is connected to a bursting unit (55) at the gas end via the connection point (21), is characterized in that the bursting unit (55) can be triggered b...  
WO/2017/078760A1
A vehicle incorporates a gravity-assist energy harvesting suspension system including one or more gravitational positive displacement pumps. The positive displacement pump has a cylinder and a reciprocating piston inside the cylinder. Th...  
WO/2017/077060A1
The invention relates to a hydraulic device for a rail vehicle comprising a tank region (110) for a hydraulic fluid, a motor (122) having a pump (124) for pumping the hydraulic fluid, a hydraulic connection panel (130) for providing hydr...  
WO/2017/078964A1
A vehicle having a device that uses an input provided from a first hydraulic system to charge one or more other hydraulic systems. The first hydraulic system can be a vehicle brake system or a hydraulic system having an electrically oper...  
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/2017/073259A1
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...  
WO/2017/069049A1
Provided is an accumulator capable of minimizing collisions of a metal bellows with a pressure container. This accumulator is characterized in that: a partitioning unit 300 is provided with a tubular metal bellows 310 fixed at one end si...  
WO/2017/070539A1
Systems, methods and devices are described providing a selective hydraulic or electrically powered prime mover that is a (bi-directional power unit) PU system, including movement within a device or system used to compress and/or expand a...  

Matches 1 - 50 out of 7,695