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Matches 151 - 200 out of 7,944

Document Document Title
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...  
WO/2017/059542A1
A switched inertance pressure converter may include a first fluid inlet connectable to a first fluid source and a switching valve provided downstream from the first fluid. An inertance conduit may extend between an inlet end having an in...  
WO/2017/062040A1
The present invention relates to a subsea accumulator device (1) for supplying pressurized fluid to a subsea device (A). The accumulator device (1) comprises a housing device (10) comprising a piston compartment (20) and a pressurized co...  
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/2017/051753A1
Provided is a highly durable metal bellows with which damage at both ends of the metal bellows can be prevented. This metal bellows has an annular shape, and has structures repeating in the axial direction wherein a body portion, a valle...  
WO/2017/051857A1
This hydraulic oil tank, which is disposed inside a pod (101) of a power generation system (100), stores hydraulic oil, wherein the hydraulic oil tank is provided with: a rubber bag (12) for use during oil temperature increases, the rubb...  
WO/2017/045739A1
The invention relates to a bellows accumulator, in particular a pulsation damper, comprising a bellows (3), which, arranged in an accumulator housing (1), separates two media chambers (27, 28) from each other and the bellows folds (19) o...  
WO/2016/203275A3
Apparatus for protecting a pressurised fluid system from excessive pressure, comprising: a vessel for storing a pressurised fluid; and at least one inflatable element disposed inside the vessel, the element when inflated having a variabl...  
WO/2017/033624A1
This invention addresses the problem of reducing the impact of spatter during welding without providing a separate member. An accumulator comprises: a base member (2); a cover member (3) that is welded to the base member (2) and that con...  
WO/2017/030954A1
A hydraulic circuit (105) is pressurized by a hydraulic pump (104) driven by a power source (101) in a machine (100). The hydraulic circuit (105) is configured to use pressurized fluid (116) from an accumulator (114) to drive a hydraulic...  
WO/2017/030476A1
The invention provides a hydraulic system for moving an implement (5) of a working machine, - the hydraulic system comprising a hydraulic cylinder (701, 721) with a cylinder and a piston which is adapted to move in the cylinder to thereb...  
WO/2017/021360A1
A hydraulic actuator (1a, 1b), particularly of the shock absorbing and/or damping type, comprising a piston (2) that is accommodated so that it can slide hermetically in a hollow cylinder (3) so as to divide the internal volume of the ho...  
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...  
WO/2017/018130A1
[Problem] To provide, for example, a suspension device that enhances roll rigidity without deteriorating the durability of sealing or riding comfort of a vehicle. [Solution] A suspension device (1) according to the present invention is p...  
WO/2017/005338A1
A hydraulic unit, in particular for supplying pressurized liquid to conveying and lifting mechanisms, comprising a tank (7) that is located at the end in relation to a main device axis (9), and functional components that are mounted on t...  
WO/2017/005245A1
A hydraulic machine unit that can be operated with various working forces, in which working medium is selectively delivered, via a pump-piston accumulator system, to a main cylinder and at least one driving cylinder, wherein at least for...  
WO/2017/004617A1
A system is provided for reducing instabilities associated with the operation of a pressure control valve. In an embodiment, the system may include a pressure vessel configured for containing a working fluid. A pressure control valve may...  
WO/2016/206684A1
The invention relates to a hydraulic reservoir (1) for a hydraulic medium line system, comprising an inlet (2) to a pressure chamber (3) and a movable volume compensation element (4) which is spaced apart therefrom, as well as a pressure...  
WO/2016/208478A1
The purpose of the present application is to provide an accumulator that can reduce the number of components in a pressure fluctuation absorbing mechanism, simplify assembly, and reduce component costs. An accumulator (1) comprises: a pr...  
WO/2016/204118A1
The present invention is capable of removing air bubbles from a hydraulic oil before returning the hydraulic oil to a tank. A vortex forming part (50) having a spiral blade member (53) is provided inside a substantially cylindrical drain...  
WO/2016/203275A2
Apparatus for protecting a pressurised fluid system from excessive pressure, comprising: a vessel for storing a pressurised fluid; and at least one inflatable element disposed inside the vessel, the element when inflated having a variabl...  
WO/2016/199184A1
A compound electromagnetic valve (2) has multiple electromagnetic valves (24a and 24b), and an output port (22). The output port (22) supplies air to an air supply destination only when all of the multiple electromagnetic valves (24a and...  
WO/2016/194607A1
The purpose of the present invention is to provide a metal bellows-type accumulator in which reduced durability due to a metal bellows (2) vibrating in the radial direction and contacting the inner circumferential surface of an outer she...  
WO/2016/194609A1
The purpose of the present invention is to provide a metal bellows-type accumulator in which reduced durability due to a metal bellows (2) vibrating in the radial direction and contacting the inner circumferential surface (11a) of an out...  
WO/2016/196948A1
A laser piston position sensor (26) for determining the position of a piston (28) within an accumulator (20), the laser piston position sensor (26) configured to attach to an end of the accumulator (20), and the accumulator (20) having a...  
WO/2016/188610A1
The invention relates to a device and to a method for compensating pressure fluctuations of a fluid in a hydraulic system, comprising a container (1), which is divided into two regions by a membrane (2), wherein a first region (3) is des...  
WO/2015/157775A3
An in-tank filter bowl de-aeration shroud for a hydraulic or oil reservoir includes an outlet shroud surrounding the filter bowl outlet at a proximal end thereof and having a shroud fluid outlet at a distal end thereof with a larger open...  
WO/2016/189403A1
The invention is an expansion tank (1) comprising: two half-shells (11, 12) coupled with each other; an inner flexible membrane (13) suited to divide the inside of the casing in two compartments (A, B); a counter cap (14) made of a therm...  
WO/2016/173697A1
The invention relates to a hydraulic accumulator, especially a piston accumulator, in which a piston part (27) separates from each other two media spaces (23, 25) inside a storage housing (1), characterized in that the piston part (27) i...  
WO/2016/165986A1
The invention relates to a hydraulic system (1), comprising a hydraulic machine (11), which has a low-pressure side (13) having a low-pressure accumulator (14) and a high-pressure side (16) having a high-pressure accumulator (17), and co...  
WO/2016/167846A1
The present invention is a new and improved bladder for use with a piston accumulator apparatus, system and method of using same that provides a dispersion tube in the bladder to allow to be communicated under a vacuum from the bladder t...  
WO/2016/158833A1
An accumulator is provided, the purpose of which is to stabilize the mounted state of a damping member while alleviating impact on a metal bellows. Provided is an accumulator (100) in which a damping member (190), which is configured to ...  
WO/2016/150535A1
A method for producing a foam body, in particular for a pressure accumulator, such as a hydraulic accumulator, the bubble- or diaphragm-shaped, elastically flexible separating layer (12) of which separates two media chambers from each ot...  
WO/2016/153631A1
An energy recovery system (114) for a machine (10) having a movable work tool (16), a swing motor (49) to swing the work tool (16) about a vertical axis (46), a pump (58) providing pressurized fluid to the swing motor (49), a power sourc...  
WO/2016/149249A1
The control fluid power apparatus (102) includes a first housing (226) having a first piston (228) defining a first chamber (232) and a second chamber (236), where the first chamber (232) receives a control fluid (220) and the second cha...  
WO/2016/147954A1
An accumulator 100 includes: a housing 101 including a cylindrical part 102; a piston 120 which is movably disposed inside the cylindrical part 102 so as to demarcate, in conjunction with the cylindrical part 102, a pressure accumulation...  
WO/2016/148582A1
Described herein is a fluid circuit device. The device incorporates at least one pressure balancing valve located between at least two fluid volumes that can be in a pressure differential arrangement wherein the at least one pressure bal...  
WO/2016/133400A1
A seawater assisted accumulator where the environmental pressure reinforces available hydraulic energy. The accumulator has a first piston exposed to environmental pressure on one side and low pressure on the other side, and a second pis...  
WO/2016/133874A1
A fluid pump system includes a housing, a motor, a fan, and a fluid conduit. The housing includes a wall having a first end and a second end, and the housing defining a first axis extending between the first end and the second end. The w...  
WO/2016/127777A1
A nitrogen energy storage hydraulic cylinder, comprising: a cylinder, a piston (5), a piston rod (2), an oil inlet and outlet hole (3), and a gas inlet and outlet hole. The piston (5) is provided within the cylinder to separate an inside...  
WO/2016/120571A1
The invention relates to a system for correcting the pogo effect (5) for a system (3) for supplying a rocket engine (2) with liquid propellent, comprising: a portion of the duct (4A) for supplying liquid propellent configured to be conne...  
WO/2016/122874A1
A number of variations may include a fluid accumulator comprising, a housing and at least one movable piston wherein the piston separates an interior of the housing into a first chamber constructed and arranged for containing a first flu...  
WO/2016/116839A1
A directional control valve group (3), fixable to a wall of an oil tank (13) at an oil inlet through-hole (22) made in the wall (12) of the oil tank (13), comprising: a directional control valve (4) provided with a first hollow body (21)...  
WO/2016/065325A3
An example embodiment includes a hydraulic hybrid system. The hydraulic hybrid system includes a hydraulic system, an energy source configured to produce primary kinetic energy, an output configured to receive at least a first portion of...  

Matches 151 - 200 out of 7,944