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Class Information
Number: 137/809
Name: Fluid handling > Flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) > Means to cause rotational flow of fluid (e.g., vortex generator) > Plural vortex generators
Description: Device or system provided with two or more of said means for a corresponding number of streams.










Patents under this class:

Patent Number Title Of Patent Date Issued
8656957 Vortex generators to control boundary layer interactions Feb. 25, 2014
8608823 Apparatus and process for granulating a metal melt Dec. 17, 2013
8555975 Exit assembly with a fluid director for inducing and impeding rotational flow of a fluid Oct. 15, 2013
8528601 Passive boundary layer control elements Sep. 10, 2013
8505577 Pnumatically actuated bi-propellant valve (PABV) system for a throttling vortex engine Aug. 13, 2013
8464759 Series configured variable flow restrictors for use in a subterranean well Jun. 18, 2013
8430130 Series configured variable flow restrictors for use in a subterranean well Apr. 30, 2013
8276669 Variable flow resistance system with circulation inducing structure therein to variably resist flow in a subterranean well Oct. 2, 2012
8047233 Apparatus and method for generating vortexes in fluid flow adjacent to a surface Nov. 1, 2011
7832430 Loss reduction apparatus Nov. 16, 2010
7811450 Swirl chamber with movable non-return valve and air injector for prevention of sedimentation in storm water and waste drains Oct. 12, 2010
7775456 Fluidic device yielding three-dimensional spray patterns Aug. 17, 2010
7331752 Method of conversion of continuous medium flow energy and device for conversion of continuous medium flow energy Feb. 19, 2008
7290559 Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine Nov. 6, 2007
7111800 Fluid spray apparatus Sep. 26, 2006
7014131 Multiple spray devices for automotive and other applications Mar. 21, 2006
6817375 Torsion generator Nov. 16, 2004
6615507 Mixer for mixing gases and other newton liquids Sep. 9, 2003
6446710 Arrangement for cooling a flow-passage wall surrrounding a flow passage, having at least one rib element Sep. 10, 2002
6435214 Apparatus for reducing dissipation rate of fluid ejected into boundary layer Aug. 20, 2002
6319214 Valve-less fluid control circuit for rhythmic action devices Nov. 20, 2001
6253782 Feedback-free fluidic oscillator and method Jul. 3, 2001
6237636 Apparatus for reducing dissipation rate of fluid ejected into boundary layer May. 29, 2001
6176676 Cooling system for a main body used in a gas stream Jan. 23, 2001
6164332 In-line magnetic water manufacturing apparatus Dec. 26, 2000
6092982 Cooling system for a main body used in a gas stream Jul. 25, 2000
6082387 Tornado generation method and apparatus Jul. 4, 2000
5651392 Static multi-stage fluid-speed multiplier Jul. 29, 1997
5303782 Flow controlling device for a discharge system such as a drainage system Apr. 19, 1994
5076327 Electro-fluid converter for controlling a fluid-operated adjusting member Dec. 31, 1991
4995425 Magnetic fluid conditioner Feb. 26, 1991
4917151 Fluidic apparatus Apr. 17, 1990
4913814 Jet pump system for fluidic contactor cascade Apr. 3, 1990
4611615 Fluid treatment apparatus and method Sep. 16, 1986
4557295 Fluidic mud pulse telemetry transmitter Dec. 10, 1985
4502575 Shock absorber Mar. 5, 1985
4413795 Fluidic thruster control and method Nov. 8, 1983
4313470 Fluidic flow arrester Feb. 2, 1982
4190078 Apparatus for converting of spin flow energy into pressure energy Feb. 26, 1980
4184636 Fluidic oscillator and spray-forming output chamber Jan. 22, 1980
RE29624 Fluid distribution apparatus May. 9, 1978











 
 
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