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WO/2014/112726A1 |
The present invention relates to an electro-osmotic pump using a reversible electrode reaction and a fluid pumping system using the same, and the pump includes: a membrane allowing the passage of a fluid; and a first and a second electro...
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WO/2014/019775A1 |
A device, a system, and a method for isolating biomolecules from biological materials are provided. The device comprises a quartz-based solid phase extraction matrix comprising one or more reagents impregnated therein; and an electroosmo...
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WO/2014/016562A1 |
A micro pump is formed on a substrate having a common inlet channel (25) and a common outlet channel (27) by a plurality of pumping elements (23), each pumping element (23) having an inlet coupled to the common inlet channel (25) and an ...
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WO/2014/008354A1 |
A disc pump system includes a pump body having a substantially cylindrical shape defining a cavity for containing a fluid. The cavity having a resonant cavity frequency is formed by an internal sidewall and substantially closed at both e...
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WO/2014/000735A1 |
Disclosed is a device for the directed capillary transport of liquids, comprising at least two capillaries (8, 9, 33, 54, 55), the at least two capillaries (8, 9, 33, 54, 55) being designed such that the liquid can be transported in at l...
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WO/2014/004628A2 |
A device to limit pre-rotation of fluid across turbomachinery regions where significant pressure differentials exist between rotating and non-rotating components. In one form, the present invention is particularly applicable to centrifug...
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WO/2013/163086A1 |
An implantable infusion device includes a voltage boost circuit configured to selectively generate an output voltage from a first voltage provided by a battery. The voltage boost circuit includes a signal generation circuit configured to...
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WO/2013/147602A2 |
A mechanical driver comprising a wedge shaped member operatively coupled to a shape memory alloy such that the shape memory alloy is able to displace the wedge shaped member in an essentially linear direction. The wedge shaped member is ...
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WO/2013/143662A1 |
The invention relates to a high pressure pump, the chamber of which is heatable, wherein the housing has a feed to the chamber and an outlet from the chamber. A first non-return valve is arranged in the region of the feed and a second no...
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WO/2013/139794A1 |
The present invention relates to a device for pumping a fluid at low flows, comprising a body (1) including a channel (2) having a circular cross section for transportation of a fluid, and a cylindrical cavity (3) arranged in connection ...
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WO/2013/139408A1 |
The invention relates to a device for supplying and metering a fluid for medicinal purposes, comprising at least one pump for conveying the fluid and at least one component (10; 40) through which the fluid is conveyed. The component (10;...
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WO/2013/130255A1 |
Disc pump systems and methods relate to a disc pump system that includes a first disc pump having a first actuator and a second disc pump having a second actuator. The systems and methods utilize sensors to measure the displacements of t...
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WO/2013/124258A1 |
A fluidics module (10) rotatable about a rotational center (52) comprises a first chamber (60), a second chamber (64), and a compression chamber (62). A first fluid channel (68) is provided between the first chamber (60) and the compress...
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WO/2013/117945A1 |
A fluid pump comprising one or two cavities which, in use, contains a fluid to be pumped, the chamber or chambers having a substantially cylindrical shape bounded by first and second end walls and a side wall; an actuator which, in use, ...
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WO/2013/107456A1 |
The invention relates to a tube pump comprising an at least partly flexible tube and a pump element inserted in the tube, where the pump element comprises no more than one non-return valve member and a flow blocking member positioned a d...
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WO/2013/096203A1 |
An improved lance pump is disclosed for pumping a pumpable product, particularly lubricant including grease, from a lubricant supply. The pump comprises a head for placement above the supply, a tubular lance structure affixed to the head...
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WO/2013/089579A1 |
The invention relates to an installation for producing ecologically pure electrical energy from renewable sources. The alternative hydroelectric power plant uses a volume of water necessary for operation in a closed circuit. Said hydroel...
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WO/2013/087804A1 |
An electroosmotic pump comprises a plurality of membranes comprising one or more positive electroosmotic membranes and one or more negative electroosmotic membranes, a plurality of electrodes comprising cathodes and anodes, and a power s...
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WO/2013/076437A1 |
A tubular wall (1) has internal dividing walls (2,3,4) so as to form a number of cavities arranged around the inside of the tubular wall. A piston (8,9,10) occupies part of the space of each cavity and divides the free space of that cavi...
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WO/2013/048046A1 |
The present invention relates to a mortar supply apparatus for a concrete pump truck using a motor and a screw, which rotates along the screw that helically rotates, so as to convey a concrete rather than moving the concrete in a straigh...
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WO/2013/045121A1 |
A fluid discharging system, having a pump (4) and a discharging spray head, having at least one nozzle, through which fluid to be discharged exits, wherein the pump (4) has a stator (14) and a rotor (12) which is attached in a chamber of...
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WO/2013/046156A1 |
A fluid dispensing system comprising a pump (4) and a dispenser spray head comprising at least one nozzle through which fluid to be dispensed exits, the pump (4) comprising a stator (14) and a rotor (12) mounted in a chamber of the stato...
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WO/2013/043868A1 |
A fluid pump device is operable by a drive and actuating system. The fluid pump device includes a pump manifold, a plurality of pump cylinders, a plunger reciprocally operable in each of the pump cylinders, and at least one inlet selecto...
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WO/2013/043881A1 |
A fluid pump device is operable by a drive and actuating system. The fluid pump device includes a pump manifold, a plurality of pump cylinders, a plunger reciprocally operable in each of the pump cylinders, and at least one inlet selecto...
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WO/2013/043889A1 |
A system and method of assembling a disposable fluid pump device is provided. The fluid pump device includes a pump body having a plurality of pump cylinders and at least one inlet selector valve for controlling fluid input to the pump c...
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WO/2013/041700A1 |
The pump is provided with mobile mechanical parts and comprises a tank (1) with a fluid dispensing sleeve (3) which remains fully open, but whereof the inner capillary is too narrow for fluid to be dispensed therethrough when idle. A res...
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WO/2013/023454A1 |
A pumping device comprises: a first pumping cylinder (1) and a second pumping cylinder (2), a first piston (31) being disposed in the first pumping cylinder (1) and a second piston (32) being disposed in the second pumping cylinder (2); ...
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WO/2013/015871A1 |
A microfluidic system may include an image sensor integrated circuit containing image sensor pixels. A channel containing a fluid with particles such as cells may be formed on top of the image sensor. Flow control components may be mount...
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WO/2013/013364A1 |
A direct combustion type plunger hydraulic pump includes a burner (1), a high temperature heat exchanger (2), a steam chamber (3), at least one cylinder plunger mechanism (10), a steam type refrigerator (15) and a control system. The hig...
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WO/2013/000076A1 |
A cryogenic pump (2) for a cryogenic liquid has associated therewith a heater (15) for vaporising the cryogenic liquid. The heater (15) comprises a chamber (100) (bounded by an inner sleeve (102) and an outer sleeve (104)), a helical hea...
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WO/2012/177645A2 |
A pour spout adapter comprises a housing, a collar and a threaded engagement. The housing has a sealed bore for receiving a tube. The collar has an internal bore coupled to the housing at a rotatable connection so as to permit a tube to ...
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WO/2012/177623A1 |
This invention relates to a novel one-piece pump or fluid dispensing apparatus having at least one hinge. The hinge allows for a streamlined manufacturing process which provides increased cost effectiveness. In addition, the hinge serves...
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WO/2012/161575A1 |
The invention relates to a free piston type compressor 10 according to the invention comprises a first free piston 2a and a second free piston 2b interconnected by a torsion body 3a and 3b, and elastic bending element 4a and 4b to the ce...
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WO/2012/151581A1 |
A method of controlling the output of an electrokinetic pump to deliver a target stroke volume includes applying a pump drive signal to the electrokinetic pump for a pump stroke time duration and then determining a volume of a delivery f...
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WO/2012/151588A1 |
An electrokinetic system includes a first electrokinetic pump, a second electrokinetic pump, a reservoir having delivery fluid therein, and a controller. The first electrokinetic pump is configured to provide a first range of flow rates....
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WO/2012/144932A2 |
The device comprises continuous cylindrical separating pipes consisting of at least two alternating stages of pipes of small and large radius connected in succession. One end of the pipes constitutes a hot zone and the opposite end const...
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WO/2012/131111A1 |
The invention relates to a pump (10) comprising a pipe (12) having first and second lateral openings (14, 16). The cross section (S2) of the pipe is smaller at the second lateral opening (16) than at the first lateral opening (14). First...
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WO/2012/113398A1 |
The present invention concerns an actuator element (1) for generating a force and/or a movement, the element (1) comprising at least one cylindrical rubber part (4), at least one helical spring (3) and at least one SMA wire wound to a he...
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WO/2012/104648A1 |
A pump comprising a side wall closed at each end by an end wall forming a cavity for, in use, containing a fluid, one or more actuators each operatively associated with one or more of the end walls to cause an oscillatory motion of the a...
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WO/2012/088826A1 |
A method for controlling a concrete pump to pump again after shutdown comprises the following steps: swinging an S-shaped distribution valve (17) provided in a hopper (18), so that a first end of the S-shaped distribution valve (17) is d...
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WO/2012/084707A1 |
The invention relates to a micropump for generating a flow of a fluid (6) and having a pump chamber (2) bounded by an inlet (3) and an outlet (4). According to the invention, a lyophobic volume changing segment is disposed in the pump ch...
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WO/2012/069332A1 |
The invention relates to a fluidic actuator comprising a base arrangement (1, 10) having at least one cavity (6) formed therein, an activatable substance (20) inside the cavity (6), and a deformable closure arrangement. The activatable s...
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WO/2012/041479A1 |
The invention relates to a microfluidic arrangement comprising a substrate (10, 10, 50) in which a mircofluidic structure comprising several adjacent channels (12, 12') and at least one common supply line (14), into which the adjacent ch...
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WO/2012/019279A1 |
A vertical piston pump (1) for pumping waste material (3) containing a mixture of at least liquid and gaseous materials (3a,3b), the piston pump (1) including a vertical cylinder (5), a piston (7), pair of inlet and outlet ports (11a,11b...
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WO/2011/161481A1 |
A liquid chromatography device comprises one or more liquid reservoirs (3) for a liquid medium, a sample reservoir for a sample to be analysed and a chromatography column (4) in fluid communication with the liquid reservoir (3) and the s...
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WO/2011/154634A1 |
The invention relates to an ultrasonic traveling wave micropump for moving a liquid, said micropump comprising: two single linear piezoelectric transducers (2, 3); a flexible metal blade (4), each end portion of which rests on one of the...
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WO/2011/141253A1 |
An automated high-precision plunger pump for volumes below one microliter which is used for the microscope-assisted manipulation of biological material comprises a housing (1) and a pump head (8) which defines a working chamber (9) havin...
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WO/2011/131533A1 |
The invention relates to a method and a device for controlled transport of a liquid within a throughflow system, in particular a micro-throughflow system. According to the invention, the transport of an aqueous liquid in a throughflow sy...
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WO/2011/127908A1 |
In a method for operating a microfluidic system and a microfluidic system, deliberately bringing together at least two starting materials (8a, 8b) in a pressure chamber (5) causes a chemical reaction without any outside energy, in which ...
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WO/2011/117564A1 |
An Archimedean screw apparatus (l) is provided for use either in power generation or for the pumping or conveying of fluid material. The apparatus (l) comprises a screw body (2) formed by a shaft (4) and at least one helical flight (5) t...
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