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Class Information
Number: 137/825
Name: Fluid handling > Flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) > Means to regulate or vary operation of device
Description: Device provided with means that is additional to the fluidic device, which means causes a change in the output stream of the device.

Sub-classes under this class:

Class Number Class Name Patents
137/829 By movable element 59
137/827 By non-fluid energy field affecting input (e.g., transducer) 105
137/826 To vary frequency of pulses or oscillations 68

Patents under this class:

Patent Number Title Of Patent Date Issued
8551599 Reconfigurable microactuator and method of configuring same Oct. 8, 2013
8534319 Serial siphon valves for fluidic or microfluidic devices Sep. 17, 2013
8524154 System and method for pseudo-continuous measurement of metabolite concentrations in a mammalian body Sep. 3, 2013
8500964 Method of fabricating bubble-type micro-pump Aug. 6, 2013
8475712 Arrangement for neutralisation or microorganisms Jul. 2, 2013
8459202 Substrate processing apparatus Jun. 11, 2013
8351106 Elastomeric device for tunable imaging Jan. 8, 2013
8235072 Method and apparatus for multibarrier plasma actuated high performance flow control Aug. 7, 2012
8206994 Method for treating drops in a microfluid circuit Jun. 26, 2012
8201758 Fluid spraying device Jun. 19, 2012
8127794 Dispenser arrangement for fluidic dispensing control in microfluidic system Mar. 6, 2012
8104513 Gas flow path switching units Jan. 31, 2012
8088267 Method and apparatus for electrokinetic transport Jan. 3, 2012
8012417 Solution discharging method and solution discharging device Sep. 6, 2011
8003062 Microchannel for separating blood plasma Aug. 23, 2011
7803432 Method of controlling contact angle of water Sep. 28, 2010
7790109 Micro-fluid reaction vessel, method for manufacturing the same, and micro-fluid reaction method using the vessel Sep. 7, 2010
7748410 Fluid handling apparatus Jul. 6, 2010
7731910 Microfluidic mixing assembly Jun. 8, 2010
7681595 Microfluidic device capable of equalizing flow of multiple microfluids in chamber, and microfluidic network employing the same Mar. 23, 2010
7539560 Control valve and positioner diagnostics May. 26, 2009
7517440 Electrokinetic delivery systems, devices and methods Apr. 14, 2009
7473397 Device for chemical or biochemical analysis Jan. 6, 2009
7418977 Liquid-handling apparatus having a liquid switch and method for handling liquids Sep. 2, 2008
7316859 Storage system and method for supplying hydrogen to a polymer membrane fuel cell Jan. 8, 2008
7314567 Method for transferring heterogeneous liquids in microchannels without the occurrence of mixing Jan. 1, 2008
7171983 Multi-reservoir pressure control system Feb. 6, 2007
7134453 Microfluidic switch for stopping a liquid flow during a time interval Nov. 14, 2006
7059351 Surface-tension-guided liquid transportation device Jun. 13, 2006
6779559 Non-mechanical valves for fluidic systems Aug. 24, 2004
6681788 Non-mechanical valves for fluidic systems Jan. 27, 2004
6615857 Modular flow control actuator Sep. 9, 2003
5852990 Waste heat boiler Dec. 29, 1998
5571233 Apparatus for freezing water in a pipe at a given location Nov. 5, 1996
5316032 Method and apparatus for laminar flow control May. 31, 1994
5211339 Apparatus for dispersing and directing dye onto a substrate May. 18, 1993
5165438 Fluidic oscillator Nov. 24, 1992
4828174 Method and apparatus for interrupting fluid streams May. 9, 1989
4789004 Apparatus and method for increasing fluid flow rate in a flow path including a curved flow path section Dec. 6, 1988
4786230 Dual volute molten metal pump and selective outlet discriminating means Nov. 22, 1988
4716935 Fluidic rectifier Jan. 5, 1988
4565220 Liquid metering and fluidic transducer for electronic computers Jan. 21, 1986
4467984 Angular rate sensing apparatus and methods Aug. 28, 1984
4077572 Reduced size altitude insensitive thrust vector control nozzle Mar. 7, 1978
3995662 Fluidic switches Dec. 7, 1976

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