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Patent Searching and Data


Matches 301 - 350 out of 1,700

Document Document Title
WO/2006/121534A1
Thermally-powered non-mechanical fluid pumps induce flow of fluid through a channel [500] when the temperature in a ratcheted segment [502] of the channel exceeds a pump activation temperature. Channel diameters may range from several ce...  
WO2005011081A3
In accordance with the present invention, stable electroosmotic flow systems and methods for designing the same are disclosed. The invention provides electroosmotic flow systems comprising electroosmotic flow elements, including bridge e...  
WO/2006/115464A1
A micropump includes a microchannel (10) formed in a substrate (15). The microchannel includes a plurality of electrode ring layers (25, 30) within the microchannel. Alternating electrode layers are covered with a fluoropolymer or other ...  
WO/2006/110992A1
A pump assembly with a first pump to displace a first volume and a second pump to displace a second volume greater than the first volume. The first pump draws liquid from a reservoir and dispenses it to the second pump. The second pump d...  
WO/2006/111780A1
Electroosmosis is an effective way to move fluids in microfluidic devices. The process is driven by the interaction of a double-layer formed at the surface of the fluid in a microspace of the device and the electric field parallel with t...  
WO2006027757A3
The present invention concerns a microfluidic device (1) for performing physical, chemical or biological treatment to at least one packet without contamination.  
WO2006003293A3
The invention relates to a device for handling drops by electrowetting through a displacement plane provided with at least one displacement path. Said path comprises an electrically insulating substrate on which two or several interdigit...  
WO/2006/087655A1
The present invention provides micro-fluidic systems, a method for the manufacturing of such a micro-fluidic system and a method for controlling or manipulating a fluid flow through micro-channels of a such a micro-fluidic system. Herefo...  
WO/2006/084516A1
The invention relates to a device for transporting fluids, said device comprising a pressure chamber (2), a fluid admission (3, 4) for supplying fluid to the pressure chamber (2), and a fluid outlet (13, 14). A connection between the pre...  
WO/2006/082440A2
The present invention aims to utilise the properties of expansion and contraction of a fluid and in particular accelerated condensation of a vapour and provides useable energy based on these properties in the form of mechanical motion wh...  
WO2006025857A3
A dynamic coating includes at least one patterned polymeric layer for attachment to a surface. The polymeric layer includes at least one electrically conducting polymer including layer. Under influence of a dynamic signal applied to the ...  
WO/2006/079111A3
The present invention relates to cooling systems, and in particular to cooling systems providing forced convective gaseous flow. According to one aspect, a cooling system employs a heat sink in combination with an EHD pumping mechanism s...  
WO/2006/079111A2
The present invention relates to cooling systems, and in particular to cooling systems providing forced convective gaseous flow. According to one aspect, a cooling system employs a heat sink in combination with an EHD pumping mechanism s...  
WO/2006/070162A1
The invention relates to a liquid dispensing device, comprising a first and second substrate (46, 42), the first substrate (42) being provided with an opening (40) for introduction of a liquid, the second substrate (46) being provided wi...  
WO/2006/066541A1
The invention relates to electronically controllable micropumps comprising actuators (1) based on smart hydrogels. Said pumps are provided with, preferably, cascadically connected electric or electronically compatible interfaces (heating...  
WO/2006/063562A1
The invention relates to a pump arrangement (6) for transporting a liquid, especially crude oil, from a borehole. Said pump arrangement (6) operates with a hydraulically actuatable pump piston (22). The invention is characterised in that...  
WO/2006/057979A3
A fuel pump for an internal combustion engine including a fuel pump housing, a cylindrical bore having a central axis and being defined by a bore wall surface, a receiving hole formed in the housing, and a tappet assembly received in the...  
WO/2006/057979A2
A fuel pump for an internal combustion engine including a fuel pump housing, a cylindrical bore having a central axis and being defined by a bore wall surface, a receiving hole formed in the housing, and a tappet assembly received in the...  
WO/2006/045547A1
The invention relates to a method for displacing small amounts of fluids in micro channels, wherein an amount of fluid is introduced into a channel system which comprises at least one area which corresponds, in a topological manner, to a...  
WO2006009724A3
The present invention relates to microfluidic devices and methods for manipulating and analyzing fluid samples. The disclosed microfluidic devices utilize a plurality of microfluidic channels (122), inlets (140), valves (170), filter (14...  
WO/2006/041707A3
A pump assembly (32) includes a cam member (34) arranged to rotate about an axis, and a piston pump (36) having a cylinder body (40) with a biased piston (38) drivingly displaceable within the cylinder body (40) and engageable with the c...  
WO2006008424A3
The invention relates to a device for addressing an electrode array comprising 2
WO2005100953A3
A system for measuring fluid viscosity includes microfluidic channels (16) coupled to a micro-cavity (15) having a flexible capacitive sensing diaphragm (12). The system for measuring viscosity further includes semiconductive electrode z...  
WO/2006/027757A2
The present invention concerns a microfluidic device (1) for performing physical, chemical or biological treatment to at least one packet without contamination.  
WO/2006/028570A1
A cryogenic fluid delivery system (100) includes a vessel (102) containing a cryogenic fluid at a first pressure and a first temperature, a first heat exchanger (104) coupled to the vessel (102) for receiving the cryogenic fluid and cool...  
WO/2006/028794A2
A manually operated pump having a pump assembly and a check valve. The pump assembly includes a dome with a fluid inlet. A support plate is sealed to the dome to define a fluid chamber. The support plate includes a fluid outlet. A foam m...  
WO2005114835A3
An air compression apparatus has a frame, a tank, and a motor. A drive mechanism is operably connected to the motor and at least one piston assembly is operably connected to the drive mechanism and configured to move within a respective ...  
WO/2006/025857A2
A dynamic coating includes at least one patterned polymeric layer for attachment to a surface. The polymeric layer includes at least one electrically conducting polymer including layer. Under influence of a dynamic signal applied to the ...  
WO2005108849A3
The invention relates to a metering pump (1), especially for lubricants, and to a method for the long-term lubrication of a lubrication point (16) preferably over several years. Said metering pump (1) is provided with at least one meteri...  
WO/2006/013303A1
The invention concerns a device for moving a small volume of liquid under the effect of an electric control, comprising a first substrate with hydrophobic surface (29) provided with electrically conductive means (24), second electrically...  
WO/2006/012755A1
The invention relates to a machine, the main elements of which are the pressure translator, for the pressure medium exchanger, periodically moved vertically up and down by a drive motor. A permanent potential difference exists between th...  
WO/2006/012826A1
The invention relates to a fluid transporting device comprising a substrate, a first electroconductive layer applied to the substrate, a piezoelectric layer applied to the first electroconductive layer, a second electroconductive layer a...  
WO/2006/003292A1
The invention relates to an integrated system for microfluidic analysis of a liquid sample comprising a liquid sample preparing means (100) which is provided with a displacement means (101) for introducing the sample and reagents and for...  
WO/2006/003293A2
The invention relates to a device for handling drops by electrowetting through a displacement plane provided with at least one displacement path. Said path comprises an electrically insulating substrate on which two or several interdigit...  
WO/2005/122672A3
Surface 12's hydrophobic region 26 is surrounded by hydrophilic region 28. Hydrophobic region 26 is coated with first electrical insulator fluid 10 (e.g. oil). Surface 12 and first fluid 10 are submerged in second fluid 14 (e.g. water) h...  
WO/2005/122672A2
Surface 12's hydrophobic region 26 is surrounded by hydrophilic region 28. Hydrophobic region 26 is coated with first electrical insulator fluid 10 (e.g. oil). Surface 12 and first fluid 10 are submerged in second fluid 14 (e.g. water) h...  
WO/2005/120312A1
The invention provides a thermally-actuated pump for use in a hot drink maker. The pump comprises a thermal actuator (20) and a piston (42). The piston is disposed within a cylinder (50) and is coupled to the thermal actuator such that, ...  
WO/2005/120696A1
A projection (35) is formed on a pump body (24) of an electroosmotic flow pump (14a-14d) so as to face a communication hole (36) of a micro fluid chip (12). When the projection (35) and the communication hole (36) are fitted together, a ...  
WO/2005/116447A1
A free piston engine is configured with a pair of opposed engine cylinders located on opposite sides of a fluid pumping assembly. An inner piston assembly includes a pair of inner pistons, one each operatively located in a respective one...  
WO/2005/117240A2
An electromagnetic actuator for a microfluidic pump of the type that causes periodic pinching and releasing against the walls of a fluidic channel, e.g., a tube. At least one permanent magnet is placed against the walls of the fluidic ch...  
WO/2005/117240A3
An electromagnetic actuator for a microfluidic pump of the type that causes periodic pinching and releasing against the walls of a fluidic channel, e.g., a tube. At least one permanent magnet is placed against the walls of the fluidic ch...  
WO/2005/113419A3
Devices, systems and methods according to the present invention utilize electrokinetic pumps capable of generating high and low pressures flow for various medical applications, including drug delivery and analyte sampling. The EK pumps a...  
WO/2005/114061A2
A heat transfer system (100) comprising a primary heat exchanger (102) for receiving heat from a heat source (104); a secondary heat exchanger (106) for exhausting heat to a heat sink (108); a conduit (110) connecting the primary heat ex...  
WO/2005/114061A3
A heat transfer system (100) comprising a primary heat exchanger (102) for receiving heat from a heat source (104); a secondary heat exchanger (106) for exhausting heat to a heat sink (108); a conduit (110) connecting the primary heat ex...  
WO/2005/114835A2
An air compression apparatus has a frame, a tank, and a motor. A drive mechanism is operably connected to the motor and at least one piston assembly is operably connected to the drive mechanism and configured to move within a respective ...  
WO/2005/113419A2
Devices, systems and methods according to the present invention utilize electrokinetic pumps capable of generating high and low pressures flow for various medical applications, including drug delivery and analyte sampling. The EK pumps a...  
WO2005030395A3
The invention relates to a biochip, comprising a substrate defining a plurality of fluid holding areas, there being fluid separating elements for preventing mixing of fluids held in said areas until the application of pressure to one or ...  
WO/2005/108849A2
The invention relates to a metering pump (1), especially for lubricants, and to a method for the long-term lubrication of a lubrication point (16) preferably over several years. Said metering pump (1) is provided with at least one meteri...  
WO2005062831A3
A carrier supports property-transferring material and includes a first portion exposed to a first property and a second portion exposed to a second property. The first property is different from the second property causing the property-t...  
WO/2005/103490A1
A fuel cell system (100) having: a fuel cell (108), the fuel cell 108 having a membrane-electrode assembly (110); a fuel reservoir (102) containing a liquid fuel; a conduit (106) coupling the fuel reservoir (102) to the fuel cell (108); ...  

Matches 301 - 350 out of 1,700