U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Today In History

Theo and Wayne Hart received a patent for a ponytail hair clasp.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 137/803 - FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM)


Subclass of Class 137 - Fluid handling
Definition: Subject matter wherein movement of a stream of fluid is
No. of applications: 47
Last issue date: 02/16/2012


1    
Application No.Application TitleIssue Date
20120037236MANIPULATION OF MAGNETIC PARTICLES IN CONDUITS FOR THE PROPAGATION OF DOMAIN WALLS
A system and a method for the controlled manipulation of any number of magnetic particles in solution are shown. The system and the method of the present invention are based on the employment of magnetic conduits properly structured in order to inject, move and annihila...
02/16/2012
20120018004METHOD AND APPARATUS FOR CONTROLLING FLOW ABOUT A TURRET
Methods and apparatus are provided to control flow separation of an ambient flow along a surface and about a turret, such as by reducing flow separation aft of the turret. By reducing flow separation, the resulting turbulence may be similarly reduced such that the perfo...
01/26/2012
20110297239METHOD AND DEVICE FOR THE ELECTROMAGNETIC STIRRING OF ELECTRICALLY CONDUCTIVE FLUIDS
The invention relates to a method and to a device for the electromagnetic stirring of electrically conductive fluids in the liquid state and/or in the state of onsetting solidification of the fluid, using a rotating magnetic field that is produced in the horizontal plan...
12/08/2011
20110290358DEVICE FOR DISPLAYING INFORMATION
A device for displaying information comprising at least one display element which includes: a liquid, the surface energy thereof being variable by means of an electric field; a first and a second volume for receiving the liquid, wherein said first and said second volume...
12/01/2011
20110284113DRAG MODIFICATION SYSTEM
Drag experienced by a vehicle traveling through an environmental media, such as air or water, may be modified by one or more energy beams which may increase or decrease drag. Environmental media may be adjusted by microwave, chemical, ultrasonic, acoustic (including sub...
11/24/2011
20110262710Rheological Fluids for Particle Removal
Methods and apparatus for cleaning a substrate (e.g., wafer) in the fabrication of semiconductor devices utilizing electrorheological (ER) and magnetorheological (MR) fluids to remove contaminant residual particles from the substrate surface are provided....
10/27/2011
20110197970 FLUID PROCESSING UNIT COMPRISING ONE OR MORE CASSETTES
The present invention relates to a fluid processing unit through which fluid may flow while being processed. The fluid processing unit comprises a casing and one or more cassettes each comprising an outer housing being arranged so that the outer housing forms at least a...
08/18/2011
20110192481Modular Control Device, Especially of an Electro-Fluidic Type
A modular control device (1) is proposed, containing a support module arrangement (3) equipped with a control module arrangement (15). Additionally provided information-carrying modules (42) make it possible to make information regarding the ...
08/11/2011
20110186164GENERATING BINARY STATES USING A MICROFLUIDIC CHANNEL
Methods and devices for using one or more fluidic channels for generating binary states are described. In particular, the present teachings relate to incorporating such fluidic channels into devices that use the generated binary states in various applications....
08/04/2011
20110138838DEVICE FOR VARYING THE PRESSURE OF A PNEUMATIC FLUID THROUGH DISPLACEMENT OF LIQUID DROPLETS AND HEAT PUMP USING SUCH A DEVICE
A heat pump comprising at least two devices for displacement of droplets of liquid by electro-wetting, where one comprises a control unit such that it forms a compressor (18) of the pneumatic fluid confined between the droplets of liquid, where the other comprise...
06/16/2011
20110114192APPARATUS FOR CONTROLLING DROPLET MOTION IN ELECTRIC FIELD AND METHOD OF THE SAME
The present invention relates to an apparatus for controlling droplet motion in an electric field by reducing volume of a single droplet to a very small volume using a strong electric field and controlling a position of a droplet using a repulsive force of the same pola...
05/19/2011
20110100475BOUNDARY LAYER ENERGISER
A boundary layer energiser (20) for energising a boundary layer flow (33) over a surface (22), the boundary layer energiser (20) comprising one or more passages (24) terminating in one or more respective holes (26) provided on t...
05/05/2011
20110097218METHOD AND APPARATUS FOR GENERATING A FLUID FLOW
An apparatus includes a hydrophilic surface configured to drive flow of a polar fluid responsive to an exclusion zone (EZ) effect, the EZ being formed near the hydrophilic surface. An energy source may provide energy to form or maintain the EZ....
04/28/2011
20110088802Liquid Arc Induced Cavitation (LAIC) System
A liquid arc induced cavitation (LAIC) system (also referred to as a pulsed arc electrohydraulic discharge system) for use in reducing contaminants in liquids (e.g. water), having: a moving electrode positioning mechanism with feedback sensors to control the electrode g...
04/21/2011
20110060271CREATING, DIRECTING AND STEERING REGIONS OF INTENSITY OF WAVE PROPAGATION IN INHOMOGENEOUS MEDIA
Known time reversal methods consist of three steps which may be listed as (i) the recording of signals and (ii) the time reversing of the recorded signals, and (iii) the transmission of the time-reversed signals. The first and third steps of the above process are retain...
03/10/2011
20110030826 MAGNETIC ASSEMBLY, A FLUID-FLOW ASSEMBLY AND AN INDICATOR
The invention provides a magnetic assembly, the assembly comprising: a magnet (4); and a ferromagnetic component (6) having at least two regions of different Curie temperature, the magnet (4) and the ferromagnetic component being movable with respec...
02/10/2011
20110023973METHOD AND SYSTEM FOR MANIPULATING FLUID MEDIUM
A system for manipulating a fluid medium is disclosed. The system comprises a plurality of particles suspended in the fluid medium, and a light source configured for irradiating the particles by light to induce nonlinear optical effects. The particles are constituted su...
02/03/2011
20110005628Magnetohydrodynamic Fluid Conditioner
An assembly for the magnetic treatment of fluids such as liquids and gases. The treatment device is a hollow outer sleeve having magnets along the inside wall of the outer sleeve. An inner fluid conduit with a weak magnetic response can be provided in the outer sleeve. ...
01/13/2011
20100326534SYSTEM & METHOD FOR REDUCING VISCOUS FORCE BETWEEN A FLUID AND A SURFACE
A metamaterial has a magnetic permeability response at frequencies sufficient to generate a repulsive force between a fluid and a surface to which the metamaterial may be applied. The metamaterial may be nanofabricated such that an absolute value of the magnetic permeab...
12/30/2010
20100236637Surface Ventilator For A Compliant-Surface Flow-Control Device
A compliant-surface flow-control device for reducing drag on objects moving through fluids is described. The device has a substrate having a plurality of ridges, a porous membrane covering the substrate, and interior spaces between the porous membrane and the substrate ...
09/23/2010
20100212762MICROFLUIDIC SYSTEM BASED ON ACTUATOR ELEMENTS
The present invention provides a microfluidic system comprising a plurality of ciliary actuator elements (10) located at an inner surface (14) of a wall (15) of a microchannel (16) of the microfluidic system at a first location. The microflui...
08/26/2010
20100200091Method and Apparatus for Efficient Micropumping
Efficient micro-pumping of gas/liquids is provided. In one embodiment a pipeline of insulative material can be asymmetrically coated with electrodes. The asymmetric coating can affect the flow passage to create straight and swirl pumping effects. The electrodes can incl...
08/12/2010
20100192678DEVICE AND METHOD OF PARTICLE FOCUSING
A method of focusing a plurality of discrete particles. The method comprises establishing a flow of a fluid medium carrying a plurality of discrete particles within a capillary having a plurality of separate walls and a longitudinal axis. The method further includes vib...
08/05/2010
20100180952CONTROLLED FORMATION OF HYDRATES
The invention relates to a method for reducing or avoiding deposition of a hydrocarbon hydrate on a surface that is in contact with a hydrocarbon flow which contains water, the method comprising controlling the nucleation of dry hydrocarbon hydrate crystals in the flow....
07/22/2010
20100163129LIQUID CONVEYING APPARATUS AND LIQUID CONVEYING METHOD USING MICRO-FLUID DEVICE
An apparatus system for controlling liquid in a fluid channel in a micro-fluid device has an ultrasonic oscillator for conveying liquid. The ultrasonic oscillator oscillates with amplitude modulation. The apparatus system has a holding section for holding the micro-flui...
07/01/2010
20100149906Liquid Accelerator and Chemical Mixing Apparatus and Method
The liquid accelerator and chemical mixing system apparatus is a means for generating a velocity head differential to a current of liquid in a liquid environment or liquid containment means or a natural water body. The generating means includes a venturi eductor, having...
06/17/2010
20100108166Apparatus and Method for Axially Transferring Fluids to a Plurality of Components
An apparatus for axially transferring fluid may comprise an elongated shaft defining a first fluid passageway axially therethrough and a second fluid passageway from an outer surface thereof to the first fluid passageway. An elongated tube member defines an outer surfac...
05/06/2010
20100058840NEBULIZER WASTE PRESSURE REDUCER FOR HPLC SYSTEMS
A High Performance Liquid Chromatography (HPLC) system including a pressure reducer assembly for reducing pressurized streams to ambient pressure. The pressure reducer assembly includes first and second flow restrictors, each coupled to a common chamber that acts as a s...
03/11/2010
20100043900Advanced Modified High Performance Synthetic Jet Actuator With Curved Chamber
The advanced modified high performance synthetic jet actuator with optimized curvature shape chamber (ASJA-M) is a synthetic jet actuator (SJA) with a lower volume reservoir or chamber. A curved chamber is used, instead of the conventional cylinder chamber, to reduce th...
02/25/2010
20100011779TURBINE WITH FLUIDICALLY-CONTROLLED VALVE AND SWIRLER WITH A BLEED HOLE
A fluidically-controlled valve is provided. The fluidically-controlled valve includes a main flow channel with a main flow entrance, a flow exit and a constricted channel section located between the main flow entrance and the flow exit. The fluidically-controlled valve ...
01/21/2010
20090242059PDMS MICROFLUIDIC COMPONENTS AND METHODS OF OPERATION OF THE SAME
Component microfluidic devices which are integrated with polydimethylsiloxane (PDMS) microfluidic chips, include designs for an electrical and optical pressure gauge, valve, electrostatic and magnetic pumps, alternating or mixing pumps, a solenoid, a magnetometer, a mag...
10/01/2009
20090178716System and Method for Acoustic Focusing Hardware and Implementations
The present invention is a method and apparatus for acoustic focusing hardware and implementations....
07/16/2009
20090151804Cooling medium flow path
The present invention provides a cooling medium flow path for improving cooling efficiency of a cooling medium used for liquid-cooling systems for motors, radiators and the like.

The cooling medium flow path according to the present inventi...

06/18/2009
20090145502FLOW SYSTEM AND A MICRO FLUIDIC SYSTEM COMPRISING A FLOW SYSTEM
A flow system (1) comprising a first part (2) and a second part (3), the parts (2, 3) being made from materials having different coefficients of thermal expansion. The first (2) and second (3) parts are positioned relatively to ...
06/11/2009
20080302431Device for Moving and Treating Volumes of Liquid
A device for displacing a small volume of liquid under the effect of an electric control, including a first substrate with a hydrophobic surface provided with a first electrical conductor, a second electrical conductor positioned facing the first conductor, and a third ...
12/11/2008
20080277004Inlet Electromagnetic Flow Control
A method to manipulate boundary layer conditions within a ducted fluid flow is provided. This method may be used to attach fluid flow to ducted surfaces bounding the fluid flow. This involves flowing a fluid over the surface wherein the fluid contains positively charged...
11/13/2008
20080163949SYSTEM AND METHOD FOR TURBULENT FLOW DRAG REDUCTION
The invention provides a system and method for turbulent flow drag reduction using discrete counter-rotating elements disposed adjacent a bounding surface and arranged to effectively disrupt or suppress stream-wise vortices and/or traveling waves thereby reducing turbul...
07/10/2008
20080156373Fluidic Oscillator
The invention relates to fluidic oscillators including compressed gas driven pumps and liquid piston and thermoacoustic heat engines and heat pumps in which the intention is to generate large amplitude oscillations by eliminating the dependence of the oscillations on in...
07/03/2008
20080105314Vortex Brake for a Liquid Drainage System
A vortex brake (4) for a liquid drainage system has a vortex chamber (5), an inlet section (6) and an outlet (12), wherein liquid can flow into the inlet section (6), through this into the vortex chamber (5), through this and ou...
05/08/2008
20080029173VARIABLE FLOW RESHAPABLE FLOW RESTRICTOR APPARATUS AND RELATED METHODS
Disclosed in a novel apparatus and associated methods for controlling the flow around a reshapable flow restrictor. The flow restrictor reshapes as a function of the pressure differential within the flow restrictor. Small changes in the pressure differential allow for l...
02/07/2008
1    
 
Sign InRegister
Username  
Password   
forgot password?