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WO/2001/048379A1 |
A method of controlling a compressor (1) is described, particularly a method that prevents the piston (5) from knocking against the valve system (8, 9) provided therein. The present invention has the objective of controlling the stroke o...
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WO/2001/028676A1 |
The present invention relates to a fluidic multiplexer (100) for selectably sampling a number of fluid flows (102 to 110). The multiplexer uses fluidic valves (114 to 122) to control the sampling of, for example, the reaction product flo...
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WO/2001/029434A1 |
The present invention relates to fluidic valves for controlling the flow of a fluid in an outlet channel (106) which is supplied by a supply nozzle (102). The fluidic valves do not contain any moving parts and do not, therefore, suffer w...
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WO/2001/029435A1 |
The present invention relates to a fluidic control device. The fluidic control device comprises a chamber (9) having mutually facing inlet nozzles (2, 3) that are arranged to form mutually opposed streams of a control fluid and controlle...
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WO/2001/028670A1 |
The present invention relates to a fluidic mixer that mixes two fluids without using mechanical stirrers. The two fluids are fed into an interaction cavity under predeterminable conditions that ensure the fluid flows oscillate and feed i...
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WO/2001/029433A2 |
The invention relates to a device for dynamically monitoring pressure differences in at least two pressure pipes (207, 211), preferably in safety valves of pneumatically operated consumers. The inventive device is characterized in that, ...
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WO/2001/027025A1 |
The invention relates to an electro-mechanical component (10), consisting of a polymer body (12) which has a mechanically active part containing a spring (14a, 14b) and a frame (18) and of a metallic layer (30) which encompasses the spri...
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WO/2001/027026A1 |
The invention relates to an electromechanical component (10) comprising a polymeric body (12) consisting of a mechanically active component (14a, 14b, 14c), a frame (18) and a metal layer (30). Said metal layer at least partially covers ...
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WO/2001/026813A2 |
A microfluidic device which operates without the need for an external power source. The device includes a body structure, at least one microscale channel within the structure, a port for introducing fluid into the channel, and a power so...
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WO/2001/021962A1 |
An addressable array (11, 37) is interposed between a source pressure (Ps) and an exit pressure (Pe) chamber. The array (11, 37) comprises a plurality of valves, the total open area of which define the opening between the source pressure...
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WO/2001/019516A1 |
A device for handling particles like cells and macromolecules contained in suspensions, said handling including in particular transferring, counting or sorting of said particles, and said device comprising means for actuating over select...
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WO/2001/017797A1 |
Microfabrication methods and devices (112) in which microscale structural elements (110) are provided in an intermediate polymer layer (102) between two planar substrates (100, 112). Preferred aspects utilize photoimageable or ablatable ...
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WO/2001/012327A1 |
A method for conducting a broad range of biochemical analyses or manipulations on a series of nano- to subnanoliter reaction volumes and an apparatus for carrying out the same are disclosed. The method and apparatus are implemented on a ...
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WO/2001/009520A1 |
A microvalve (10) for controlling fluid flow, including a body portion (14) having a plurality of spaced openings (18) formed therein, a shutter (12) located adjacent to and substantially parallel with the body portion having a plurality...
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WO/2001/009518A1 |
The invention relates to a device for controlling a cooling air flow (1) according to needs, especially a gas turbine cooling air flow (1'), with low maintenance means, whereby the cooling air flow flows through a flow channel (2) and a ...
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WO/2001/009519A1 |
A microvalve (10) for controlling fluid includes a body portion (14) having at least one opening (18) formed therein, a shutter (12) adjacent to and substantially parallel with the body portion and having at least one opening (16) formed...
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WO/2001/009521A1 |
A microvalve (10) for controlling fluid flow, including a body portion (14) having at least one opening (18) formed therein, a shutter (12) located adjacent to and substantially parallel with the body portion, and a drive mechanism (20, ...
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WO/2001/006134A1 |
The present invention provides a system and method for actively manipulating and controlling aerodynamic or hydrodynamic fluid flow (10) over a surface. More specifically, the present invention provides a system and method to control aer...
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WO/2001/004524A1 |
An apparatus (78) for mounting micromechanical fluid control components includes a manifold interface plate (80) and an orthogonal component plate (82), the fluid components being mounted on the orthogonal component plate (82).
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WO/2001/002737A1 |
The invention relates to a method of controlling flow of liquids in a micro channel structure. It comprises providing in said micro channel structure plugs (34) of polymer material in said structure, said polymer material in a first stat...
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WO/2000/078453A1 |
The invention relates to a valve (2) through which at least one channel (3) flows, enabling at least one liquid (F5) to be directed and moved by transfer means within a diagnostic chart (1). Said chart (1) comprises at least two surfaces...
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WO/2000/056444A2 |
A composition of a liquid (26) is caused to interact with a narrow band shaped area at a chosen position on a solid surface within a flow channel (12) by hydrodynamic focusing of a guided stream of said liquid between two streams of guid...
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WO/2000/052341A1 |
The invention relates to a microvalve system comprising a microvalve chip (122, 154, 181, 206) which defines a microvalve. The microvalve chip is positioned in a housing section (100, 102, 150, 194) having an opening for fluid (104, 156,...
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WO/2000/052376A1 |
A fluid connector (10) which provides a low fluid dead volume face seal capable of withstanding high pressures for coupling a fluid conduit (20) to a microfluidic device (17). The fluid connector includes a housing (11), a clamping membe...
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WO2000033965B1 |
A molded fluidic device (20) having a power nozzle (PN1, PN2) with a width (W) and a coupling passage (21) coupling a source of fluid (22) to said power nozzle (PN1, PN2). The coupling passage (21) has a planar enlargement and a pluralit...
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WO/2000/039469A1 |
The invention relates to a connection coupling which forms a line connection for liquid or gaseous materials on plate-shaped microcomponents (1). A coupling body (2) which has an essentially U-shaped cross-section accommodates the edge o...
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WO/2000/039467A1 |
An actuator device providing an active surface. The actuator has a base (23) having at least one first electrostatic electrode mounted therein which is oriented for electrostatic cooperative action with an opposing electrostatic electrod...
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WO/2000/032972A1 |
A Micro-Electro Mechanical device (20) includes a movable mechanical structure (22) and a bias mechanism (24). A bubble confinement region (28) is defined by at least a portion of the movable mechanical structure (22). A bubble generatio...
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WO/2000/031422A1 |
The invention relates to an interconnection support for plate-like microcomponents (1) which comprises a support rail (2) fixed to a support plate (3). An insertion slot (4) of said support rail (2) receives a plug-in edge (5) of a plate...
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WO/2000/029770A2 |
The present disclosure describes a Parylene micro check valve (10) including a micromachined silicon valve seat (15) with a roughened top surface to which a membrane cap (20) is anchored by twist-up tethers (25). The micro check valve is...
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WO/2000/028650A1 |
An electrostatic actuator device including a stationary support (11) and a buckled, moveable support mounted positioned to enter into contact with the stationary support (13). At least three electrodes (15, 17, 19) are employed. The firs...
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WO/2000/028651A1 |
An electrostatic actuator device and method for actuating the device. The device includes a pair of actuator plates having electrodes for conducting a voltage potential thereto and at least one of the pair being movable with respect to t...
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WO/2000/023197A1 |
A fluidic oscillator includes a member having an oscillation inducting chamber (IC), at least one source of fluid (SF) under pressure, at least a pair of power nozzles (FH1, FH2) connected to the at least one source of fluid under pressu...
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WO/2000/022436A1 |
Methods of controlling fluid flow through microchannels by use of passive valves or stopping means in the microchannels are presented. The passive valves act as pressure barriers impeding flow of solution past the stopping means until en...
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WO/2000/019161A1 |
A micromachined fluid control apparatus includes a micromachined boiler (52) with a thermally conductive housing that has a housing exterior surface and a housing interior surface. The housing interior surface defines an interior void th...
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WO/2000/013795A1 |
The invention concerns a device for performing a reaction or at least two reactions in parallel or in series, and for transferring a fluid flow, consisting of: an upper surface (2) and a lower surface (3) mutually linked by an edge (4); ...
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WO/2000/014415A2 |
The present invention provides a proportional microvalve (10) having a first (12), second (14) and third layer (16), and having high aspect ratio geometries. The first layer (12) defines a cavity (24) with inlet (20) and outlet (22) port...
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WO/2000/012903A1 |
The invention relates to a miniaturized fluid flow switch which enables a directed deflection or deviation of a fluidic test current injected into a fluidic carrier current. The aim of the invention it to provide a fluid flow switch whic...
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WO/2000/007735A2 |
Disclosed are micromachined acoustic ejector (12) for generating a jet stream (24) using a Helmholtz resonator (14), applications for the ejector (12) in microflight, active heat sinking and fluid pumping, and methods of manufacturing th...
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WO/1999/067539A1 |
An oscillator fin comprising: two members, said two members of an elliptical cross-section and placed transversely across a flow passage, wherein a major axis of said elliptical cross-section parallel to a direction of said flow passage ...
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WO/1999/066214A1 |
The invention concerns a fluidic oscillator (21) symmetrical relatively to a longitudinal plane of symmetry (P), comprising a chamber (25) delimiting an oscillation chamber (27) and having an inlet and an outlet (45) through which the fl...
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WO/1999/058841A1 |
The valve seat is located between the inlet (3) and the outlet (4), said valve seat having a gland (8) that is pressed by an elastic membrane preferably formed by part of a polysilicon layer and mounted above a cavity (2). Whenever a med...
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WO/1999/058859A1 |
The invention relates to a microvalve battery which comprises a plurality of microvalves (5) produced by a microstructuring method and is equipped with an electronic control device (7) containing at least one function-setting unit (23) f...
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WO/1999/058860A1 |
The invention relates to a microvalve comprising a valve element (7) which divides a valve chamber (13) into two partial chambers (14, 15). A first partial chamber (14) is delimited by a channel layer (3) which comprises an inflow openin...
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WO/1999/053205A1 |
The invention relates to a liquid flow amplification device comprising at least one micromechanic, fluidically regulated, flow amplifier (2) produced in a microstructuring process. The amplifier consists of a chamber defined by two strat...
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WO/1999/043899A2 |
Disclosed is a vortex valve flow control (1, 21) comprising a vortex chamber (3) having a inlet (4) for introducing a liquid into the vortex chamber (3) in a manner to promote swirl and an outlet (8) in one axial end of the vortex chambe...
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WO1999032828B1 |
A fuel injector (2) including a combustion air flow conduit, a fuel inlet (2.4) and means to mix the air and fuel flowing therethrough (2.2, 2.3, 2.6), additionally comprising fluidic control means (2.7) including at least one control po...
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WO/1999/039118A1 |
The present invention discloses various embodiments of a thin film fluid control system (10, 110, 220) for controlling fluid flow through tubular conduits (24, 124, 224). The system is designed such that a shape memory alloy (14, 114, 21...
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WO/1999/036720A1 |
The present invention relates to a valve (10) for controlling a flow of fluid, comprising: a valve housing (11) which has an inlet (12) and a first (13) and a second (13') outlet; a first (20) and a second (20') valve member which betwee...
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WO/1999/035347A1 |
Microdevices based on surface tension and wettability are useful as sensors, detectors, actuators, pumps, among other applications. As sensors and detectors they can respond to numerous stimuli such as pressure, temperature, gravity, rot...
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