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WO/2014/060705A2 |
The present invention relates to a device which comprises: a tubular body (2) and a first attachment means (6), a piston (30) provided with a rod (12) connected to a second attachment means (10), the piston (30) sliding inside the tubula...
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WO/2014/059410A1 |
A combined accumulator and receiver tank of a refrigeration system is described. The tank may have an accumulator portion positioned above a receiver portion. An accumulator/receiver pipe (AR pipe) connects the accumulator portion to the...
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WO/2014/052095A2 |
A pneumatic nailer system for use with a compressor having a main storage tank, includes a first air hose connected at one end to the compressor, a supplemental air storage tank connected to an opposite end of the first hose, and connect...
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WO/2014/048840A1 |
The present invention concerns a system comprising a hydraulic circuit (C) comprising a hydraulic device (3) with retractable pistons, said system comprising an activation circuit for activating said hydraulic device (3) characterised in...
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WO/2014/037577A1 |
A fluid container, in particular a hydraulic reservoir (10) for a motor-pump unit, comprises a compensation chamber (16) that can contain a supply of fluid and air (20), and at least one return flow chamber into which a return flow of th...
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WO/2014/032757A1 |
The invention relates to a hydraulic energy recovery system (101) having an output drive unit (103) which can be actuated by a drive unit (102) and by which a hydraulic motor-pump unit (104) can be driven which, in at least one energy fe...
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WO/2014/033114A1 |
A replaceable antenna assembly (1) for use with a piston accumulator (2) configured for supplying fluid to a hydraulic cylinder, the antenna assembly (1) comprises; -a hollow manifold (3) for flow of fluid, and -an antenna (4) connected ...
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WO/2014/035647A1 |
Fluid delivery system comprising a syringe-like injector (332) for injecting a fluid through a delivery catheter (334), the system comprising a fluid dampening chamber or fluid accumulator (330a, 330b) being connected between the injecto...
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WO/2014/036235A1 |
A hydraulic control system (50) is disclosed for use in a machine (10). The hydraulic control system may have a work tool (16), a motor (49) configured to swing the work tool, a tank (60), a pump (58) configured to draw fluid from the ta...
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WO/2014/036115A1 |
In accordance with the present invention a method is provided for recharging or topping-off refrigerant. The method comprises adding a second refrigerant to a refrigeration, air conditioning, heat pump or power cycle system containing HC...
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WO/2014/036232A1 |
A hydraulic control system (150) for a machine (10) is disclosed. The hydraulic control system may have a tank (64), a pump (53) configured to draw fluid from the tank and pressurize the fluid, an actuator (49), and a control valve (63) ...
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WO/2014/036229A1 |
A hydraulic control system (50) is disclosed for use with a machine (10). The hydraulic control system may have a tank (60), a pump (58), a swing motor (49), and at least one control valve (56) configured to control fluid flow between th...
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WO/2014/029635A1 |
The invention relates to a hydraulically driven arrangement for linearly moving a mass body (10), the arrangement consisting of a working cylinder (11) driving the mass body (10) and connected to a hydraulic control unit for that purpose...
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WO/2014/025122A1 |
The present invention relates to an oil tank for a hydraulic system. The present invention includes: an oil return line coupled to the hydraulic system; an oil tank body connected to the oil return line for collecting oil discharged from...
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WO/2014/009475A1 |
The invention concerns an oil tank for use in a hydraulic system mounted as auxiliary equipment on a vehicle comprising a wall enclosing a storage volume. In accordance with the invention the oil tank comprises two or more identical tank...
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WO/2014/000858A1 |
In a machine press with a lower and an upper tool support, a closed hydraulic drive system acts upon the upper tool support. This system has at least one hydraulic drive unit (1), which for its part comprises at least one hydraulic cylin...
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WO/2014/002642A1 |
The purpose of the present invention is to prevent a seal provided inside a housing from becoming inserted between a bellows cap and a seal holding member provided to an inner peripheral side of the seal, thereby inhibiting damage to the...
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WO/2013/188163A1 |
In various embodiments, lined underground reservoirs and/or insulated pipeline vessels are utilized for storage of compressed fluid in conjunction with energy storage and recovery systems.
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WO/2013/187165A1 |
In order to provide an accumulator equipped with an emergency safety mechanism that is capable of being activated at a lower pressure than when a rupture disk is disposed on part of the circumference of the peripheral surface of a stay, ...
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WO/2013/167630A1 |
The invention relates to a hydraulic press (10) and a method for operating a hydraulic press (10) in cycles. The aim of the invention is to lower energy consumption in a method for shaping workpieces by means of a hydraulic press and in ...
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WO/2013/164072A1 |
The invention relates to a device for saving energy in hydraulically actuated working appliances (1), comprising a supply unit, in particular in the form of a hydraulic pump (33) and a piston accumulator (5) with a piston (9) which can b...
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WO/2013/164096A1 |
The invention relates to a device for saving energy in working appliances that can be hydraulically actuated, comprising a supply unit, in particular in the form of a hydraulic pump (35) and a piston accumulator (5) having at least two l...
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WO/2013/164073A1 |
The invention relates to a device for saving energy in working appliances (1) which can be actuated hydraulically, comprising a supply unit, in particular in the form of a hydraulic pump (31) and a piston accumulator (5) with at least tw...
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WO/2013/163414A1 |
A fluid fitting comprises an interior wrenching portion for removing failed remnants of the fitting still installed in place. Various alternative configurations are described.
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WO/2013/143606A1 |
The present invention relates to a method for operating a hydraulic pump arrangement for a hydraulic tool, particularly a portable hydraulic tool operating in an energy-independent manner or dependent on a power network, wherein the hydr...
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WO/2013/142116A1 |
An expandable accumulator and reservoir assembly includes a housing defining an interior chamber configured to contain a working fluid therein. An expandable accumulator is positioned at least partially within the housing. The expandable...
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WO/2013/140637A1 |
The purpose of the invention is to provide an accumulator, which is equipped with an emergency safety mechanism capable of operating at a pressure lower than when a rupture disk is provided locally on the circumferential surface of the s...
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WO/2013/142541A2 |
A system (100) including a hydraulic accumulator (102), a pressure sensor (104), a fluid source (106) and a data processor (108) to detect a pre- charge pressure is provided. The hydraulic accumulator (102) includes first and second cham...
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WO/2013/123794A1 |
A pressure-maintained hydraulic oil tank comprises a tank body (2). A filter assembly is disposed in the tank body (2). A breathing valve (1) is disposed at the top of the tank body (2). The breathing valve (1) comprises a valve body (11...
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WO/2013/122533A1 |
Pressure accumulator (14) for connection to a hydraulic fluid-driven percussion device (10), which percussion device (10) comprises at least one impact piston (16) that is arranged to carry out a reciprocating motion caused by the pressu...
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WO/2013/117850A1 |
The invention relates to a facility for managing mechanical/electrical energy, including a mechanical energy source (1) for supplying an electricity user (8) with a mechanical distributor (2) at the output of the source (1), said mechani...
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WO/2013/117052A1 |
A hydraulic pumping system for concrete pumping equipment, and concrete pumping equipment comprising the same, comprising a first main oil cylinder (1), a second main oil cylinder (2), a main oil pump (10) alternately supplying oil for t...
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WO/2013/112892A1 |
A compression and expansion system includes a pressure vessel having a variable volume working chamber therein. The pressure vessel has a conduit through which at least one fluid can be introduced into and discharged from the working cha...
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WO/2013/104063A1 |
A fuel saving system for a vehicle powered by an internal combustion engine and having a hydraulically activated automatic transmission. The system includes a hydraulic pump able to supply pressurized transmission fluid to the automatic ...
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WO/2013/098311A2 |
The invention relates to a method for determining a position of a piston (5) in a piston pressure accumulator (1) and a correspondingly designed piston pressure accumulator (1). A housing (3) accommodates a displaceable piston (5). An el...
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WO/2013/098322A2 |
The invention relates to a piston accumulator (1) and a method for determining a position of a piston (5) that can be moved inside a housing (3) of the piston accumulator (1). One or more inductive sensors (15) are arranged on an exterio...
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WO/2013/097507A1 |
Disclosed are an oil line control apparatus (100) and engineering machinery. A first reversing valve (110) of the oil line control apparatus is connected with an actuating mechanism; a first control valve (160) is connected to the first ...
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WO/2013/093135A1 |
System for storing energy by means of the containment of fluids in a plurality of high-pressure receptacles, which are charged individually, in sequence, when there is energy available to be stored, said excess energy being used to compr...
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WO/2013/092970A1 |
The invention relates to a hydraulic accumulator device, comprising at least one housing (4), which has a gas volume (8) and a liquid volume (10), and comprising at least one connection (18) for gas or liquid. In order to homogenize the ...
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WO/2013/090698A1 |
In various embodiments, valve efficiency and reliability are enhanced via use of hydraulic or magnetic valve actuation, valves configured for increased actuation speed, and/or valves controlled to reduce collision forces during actuation.
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WO/2013/086880A1 |
Disclosed is an oil tank for an excavator, comprising an oil tank body (1), a suction oil filter assembly (3), a return oil filter assembly (4) and a first pre-pressed air filter (2), wherein the suction oil filter assembly (3) is locate...
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WO/2013/089382A1 |
The present invention pertains to an accumulator heat exchanger. The accumulator heat exchanger according to the present invention comprises: an accumulator housing; a metal heat exchanger having a cylindrical body mounted in the accumul...
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WO/2013/079151A1 |
The invention relates to a system for improving the energy efficiency in hydraulic systems, comprising at least one working cylinder (58) which, in an operating state, operates as a consumer of hydraulic energy and, in a different operat...
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WO/2013/079152A1 |
A hydraulic hybrid system for rotatory applications having an actuator (49, 91) in the form of a motor pump unit (91), which is coupled to a rotatory-operating device (94), such as a traction drive, and works as a consumer of hydraulic e...
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WO/2013/076721A1 |
Apparatus for a network of conduits distributing liquid that is coupled to a supply of liquid and to a network. At least one sensor is coupled in fluid communication with the network and derives a level of demand of liquid from the netwo...
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WO/2013/071985A1 |
The invention relates to a hydraulic accumulator, comprising a main body (2a, 2b, 2c, 2d, 2e, 2f, 2g, 2h, 2i) having a first component (3a, 3b, 3c, 3d, 3e, 3f, 3g, 3h, 3i) and a second component (4a, 4b, 4c, 4d, 4e, 4f, 4g, 4h, 4i) that ...
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WO/2013/064233A1 |
The invention relates to a hydraulic accumulator, comprising an accumulator housing (1), in which a bellows (21) having a selectable number of pleats (23) forms a mobile separation element between the gas side (25) and the fluid side (13...
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WO/2013/056835A1 |
The invention relates to a pressure accumulator which consists of at least one accumulator housing (403) with at least one connection (411) for a pressure medium (421), especially in the form of a fluid that can be accumulated in the acc...
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WO/2013/059773A1 |
A fluid flow control device includes a trim cartridge, a diaphragm assembly, and a control element. The trim cartridge defines a cartridge supply port and an upper planar surface. The cartridge supply port is disposed along a supply path...
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WO/2013/056836A1 |
The invention relates to a hydraulic accumulator in the form of a bellows accumulator, comprising an accumulator housing (1) in which the bellows (13) forms a movable separating element between a gas side (15) and a fluid side (11). Said...
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