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WO/2008/077758A1 |
A hydraulically controlled high-pressure piston pump for the high-pressure supply of consumers, in particular in common rail injection systems of internal combustion engines, has a pump housing (1) with at least one high-pressure cylinde...
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WO/2008/077408A1 |
Pump for measuring out and feeding liquefied urea to a nozzle arranged in an exhaust system of an engine. The pump comprising: a first and a second void (13, 24), the volumes of the voids are de-/increasable thereby each having a displac...
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WO/2008/074810A2 |
The invention pertains to a device and method for generation of electrical power from sea waves, with either simultaneous or no desalination of seawater. The device comprises of a seaborne portion and a shore-side portion. The seaborne p...
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WO/2008/066635A1 |
A high volume high pressure common rail (16, 17) pump (12) for a fuel system (10) includes pairs of pump head assemblies in phase with each other but oriented in opposition to one another about a rotating cam shaft (52). Pump pistons (91...
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WO/2008/064376A2 |
A pump arrangement which has a piston which is reciprocably movable in response to a directional control valve, a pilot valve which, in response to the piston, operates the directional control valve and an index valve operable to inhibit...
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WO/2008/064374A2 |
A piston pump which includes a seal formed by a valve member inside a cylinder with an end zone through which extends a fluid entry port, and wherein a piston rod is movable in a forward direction into a recess in the valve member, there...
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WO/2008/059449A2 |
A muscle-powered water pump installation which includes a drive formation (12) supported for rotation about a drive formation rotational axis by at least one animal or human, a water pump (16) drivingly connected to the drive formation f...
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WO/2008/058571A1 |
A pumping apparatus (200) for delivering liquid at a high pressure (Psys) at which compressibility of the liquid becomes noticeable, comprises a piston (20) adapted for reciprocation in opposing directions in a pump working chamber (30),...
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WO/2008/044253A1 |
A transmission apparatus (1), in homogeniser or high pressure piston pump, comprises a fixed body (7) housing a rotating crankshaft (10), a motor (3) able to actuating said crankshaft through transmission means, a reducer (4), interconne...
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WO/2008/037644A1 |
A connecting rod (1) and a crankshaft (2), which are provided with crankshaft bearings (3, 4), a connecting rod eye bearing (5), and/or a small-end bearing (6), comprise lubricant channels (11, 12, 13, 14, 15), by means of which a lubric...
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WO/2008/037725A1 |
A pump (2) comprises a shaft (6) and housing (4). The housing (4) comprises a recess, in which the shaft (6) is disposed at least partially, which is to say rotatably about an axis (X) of the shaft (6). An axial section of the shaft (6) ...
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WO/2008/034869A2 |
The invention relates to a pump arrangement (10) comprising at least two radial piston pumps (11, 11') which each have their own pump housing (12, 12'), a drive shaft (14, 14') rotatably arranged in the pump housing (12, 12'), a cylinder...
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WO/2008/035574A1 |
[PROBLEMS] To provide an economically preferable hydraulic pump by reducing the production cost and the use cost sharply. [MEANS FOR SOLVING PROBLEMS] The hydraulic pump comprises a water channel (23) for supplying water into a pump oute...
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WO/2008/035792A1 |
A porous sintered material is produced which is suitable as an electroosmotic material constituting an electroosmotic flow pump.At least one member selected from BaO, SrO, CaO, TiO2, ZrO2, Na2O and K2O or at least one member selected fro...
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WO/2008/032126A1 |
A pump system for use in with a downhole pipe string has a pump comprising at least one cylinder with at least one piston inside the cylinder, the movement of the piston causing fluid to be drawn into the pump through a pump inlet before...
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WO/2008/029288A2 |
A fluid-powered motor includes a motor configured to convert fluid pressure into mechanical work and a valve assembly operably coupled to the motor. The motor includes a first chamber, a second chamber, a piston separating the first cham...
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WO/2008/028007A2 |
A centering mechanism for a hydraulic pump, a hydraulic pump assembly and a method of assembling a hydraulic pump assembly. The pump assembly generally includes a hydraulic pump, a control arm, and a centering mechanism. The pump general...
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WO/2008/019889A1 |
The invention relates to a pressure booster (1) for fluids, in particular hydraulic fluids, having a booster piston (2) which is embodied as a differential piston and having a control piston unit (5), wherein the pressure booster (1) is ...
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WO/2008/015471A1 |
The invention provides a pump for pumping fluid. The pump comprises a first chamber for receiving a first fluid, and a second chamber for receiving a second fluid, the pressure of the first fluid being higher than the pressure of the sec...
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WO2007147914B1 |
The invention relates to split-chamber pressure exchangers. Split-chamber pressure exchangers are characterised in that the pressure exchange chambers and the pistons thereof are split in two. Each fluid passes through the corresponding ...
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WO/2008/010490A1 |
A cycloid reciprocating engine providing a working engine employing a sufficiently practical linear crank mechanism by general improvements including employment of a multi-cylinder and contrivance of its cylinder layout, contrivance of i...
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WO/2008/009489A1 |
The invention relates to a crank-driven high-pressure pump, particularly for supplying high-pressure fuel in fuel injection systems, comprising a housing (3) inside which several piston cylinder units are disposed that are provided with ...
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WO/2008/002505A2 |
The present invention is a hydraulic pump having a body having one or more cylinders, and at least one collapsible link, selectively actuatable into a first position and a second position. The at least one collapsible iink is located in ...
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WO/2007/144228A1 |
A vehicle brake system piston pump (32) having a piston (18) which is mounted in a movable fashion in a piston guide, and having a drive element for moving the piston (18), to which drive element the piston (18) is coupled in a compressi...
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WO/2007/140935A1 |
The invention relates to an automatic lubricating pump (1) for a machine having a hydraulically actuated percussion tool (4), such as a hydraulic hammer for example. The lubricating pump (1) is designed such that it can be connected to a...
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WO/2007/141057A1 |
The invention relates to a fluid pump, in particular a high-pressure fuel pump for injection systems of internal combustion engines, having a pump element (12) which is guided for the to and fro movement (14) in the direction of a pump-e...
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WO/2007/138633A1 |
A positive displacement pump whose structure allows to increase the pressure of the lubricant taken from the oil sump, wherein the free level surface of the lubricant could even be located far away from the rotating members of the machin...
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WO/2007/119149A2 |
A device for dosing amounts of liquid in desired volumes, comprises piston means (3) movable in a cavity (4) of casing means (2) for collecting an amount of liquid from an inlet (12) of said casing means (2) and directing said amount of ...
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WO/2007/112506A1 |
The present invention provides an oil replacement device including a body portion, a piston, at least one oil line, at least one fitting and/or valve means and a piston driving means whereby the system provides a means for changing the o...
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WO/2007/109836A1 |
An apparatus to pump fluids comprises an annular bore and at least one pair of magnetic pistons which travel along the bore. The one piston is moved along the bore by progressively shifting electromagnetic fields to be the traveling pist...
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WO/2007/099361A1 |
A sustained release nasal formulation for delivery to a nasal cavity of a subject, wherein the formulation provides for sustained release of a substance, in particular nitric oxide (NO), to nasal mucosa within the nasal cavity so as to p...
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WO/2007/090508A1 |
The invention relates to a hydraulic device, for example a hydraulic percussion device, with a supply line for a pressurized hydraulic fluid and with a lubricating pump (1) which is flow-connected to the supply line via a hydraulic inlet...
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WO/2007/080249A1 |
Hydraulic machine, in particular a hydraulic motor, comprising: a casing (1); a piston (4) which can slide in the casing, the piston separating two chambers (8, 9); hydraulic switching means (C) for supplying liquid to and for evacuating...
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WO/2007/080300A2 |
The invention relates to a pumping device comprising: a housing (1) whose front face (2) is at least partly formed by a block of transparent material (3), this block (3) containing a number of machine-drilled holes including at least one...
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WO/2007/080250A1 |
Hydraulic machine, in particular hydraulic motor, comprising a casing (2) with a body (3) and a cover (4); a separation means (M) which can make a reciprocating movement and defines two chambers (5, 6); hydraulic switching means (C) comp...
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WO/2007/080251A1 |
Hydraulic machine, in particular hydraulic motor, comprising a casing, a differential piston (4) having a region of large cross section and a region of smaller cross section, which can slide with a reciprocating movement respectively in ...
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WO/2007/077711A1 |
An operation aid for reducing force for operating a piston-type manual pump. The operation aid is retrofittable to a piston-type manual pump available in marketplace to facilitate pumping work. The operation aid for a piston-type manual ...
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WO/2007/072385A2 |
A reciprocating pump system is utilized. The system facilitates the prediction of failure modes due to degradation of pump components. A sensor system is used to monitor parameters indicative of abnormal events or wear occurring in speci...
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WO/2007/063759A1 |
A suction pump capable of discharging a liquid to a place higher than a discharge port or to a place far apart from the discharge port by pressurizing the water in the pump with a simple and low cost structure without impairing such a fe...
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WO/2007/057650A1 |
There is disclosed a pressure vessel (1) provided with a first port (10) acting as a high pressure inlet of a first stream and a second port (11) acting as a high pressure outlet. A rotatable valve element (9) is located in the centre of...
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WO/2007/052377A1 |
[PROBLEMS] To improve operability of a micropump for very low flow rate utilizing a membrane permeation flow caused by electric effect of a flow passing through a micro region. [MEANS FOR SOLVING PROBLEMS] A micropump for very low flow r...
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WO/2007/048312A1 |
A platform assembly for an operating bed includes a platform (10) structured to cover a portion of the operating bed, and a plurality of side leg members (21) that are height adjustable. Each of the side leg members (21) is vertically co...
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WO/2007/045791A2 |
The invention concerns a fluid product dispensing pump designed to be associated with a fluid product reservoir (60), said pump comprising a pump body (10), a pump chamber (20), and at least one first piston (72) sliding in said pump cha...
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WO/2007/041935A1 |
There is disclosed a hydraulic reciprocating pump which comprises a reciprocating pump, two power cylinders, a reversing valve, a pump electric unit and a fuel tank with hydraulic oil. The chamber is separated to a hydraulic chamber and ...
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WO2007016177A9 |
An air valving system for a reciprocating piston pump (5) which uses piston (10) actuated poppet assemblies (40) to control the main air valve (16) shift. The valve exhaust is vented (50) directly to atmosphere rather than through the ma...
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WO/2007/036972A1 |
The hydraulic machine with radial cylinders, comprises: cylinders (8) fixed to the body (1) in which the cylinders are circumferentially spaced in the rotation plane of a crank (10, 25, 35, 45) rotating with a drive shaft (3) of the mach...
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WO/2007/037271A1 |
A diaphragm type pump for feeding a low viscosity fluid such as air under high pressure while minimizing the size of a feeding means. The pump connected with a feeding pipe and a delivery pipe and delivering fluid fed from the feeding pi...
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WO/2007/036864A1 |
The present invention relates to a manually operable device for purifying water, comprising a water container for receiving and holding an amount of non-purified water, comprising a bottom and side walls and adapted to receive a manually...
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WO/2007/023075A1 |
The invention relates to a pump or compressor unit of the displacement type, comprising an electric motor (2) with a drive shaft (4), which is rotatably mounted and engages with a housing (8). A gear (6) comprising at least two eccentric...
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WO/2007/016988A1 |
Disclosed is a device (V) for concentrating a liquid (F) which is pumped through a concentrating apparatus (3) by means of a differential piston pump and directly impinges the differential piston (K) in an assisting manner during the con...
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