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Measuring And Testing > Volume Or Rate Of Flow Volume Or Rate Of FlowVolume Or Rate Of Flow patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/10/08 - 20080006095 - Flow measuring apparatus A flow measuring apparatus of an embodiment is provided than comprises a cylinder and a piston movable in the cylinder between first and second positions. The piston divides the cylinder's interior area into first and second portions. A biasing member urges the piston toward the first position. A first fluid ... 10/04/07 - 20070227260 - Package structure of sensor and flow sensor having the same Please replace the current Abstract with the following new Abstract. The package structure may includes: a sensor chip having a detecting device formed on a front surface of a substrate; through electrodes that are arranged at predetermined positions of the substrate around the detecting device, electrically insulated at circumferences thereof, ... 09/06/07 - 20070204702 - Method and apparatus for pressure and mix ratio control The present invention provides apparatus and method for controlling mix ratio of gas supplied to a processing chamber integrated with chamber pressure. In one embodiment, an integrated controller is used to adjust mix ratio and chamber pressure. In one embodiment, the mix ratio and chamber pressure may be adjusted using ... 08/09/07 - 20070180928 - Peak flow measurement device A peak flow measurement device comprises a hollow body (1) having an inlet (8) for receiving fluid and an outlet (3), wherein the inlet (8) and outlet (3) are spaced apart from each other, the cross-sectional area of the body being greater than the cross-sectional area of the outlet and ... 04/19/07 - 20070084297 - Oscillating vane actuator apparatus and method for active flow control An oscillating vane actuator for active control of fluid flow over a surface includes a pivoted vane surrounded by a wedge-shaped chamber, and first and second conduits with openings adjacent the surface. The actuator also includes a rotating shaft with a connecting rod to actuate the vane in a oscillatory ... 04/19/07 - 20070084297 - Oscillating vane actuator apparatus and method for active flow control An oscillating vane actuator for active control of fluid flow over a surface includes a pivoted vane surrounded by a wedge-shaped chamber, and first and second conduits with openings adjacent the surface. The actuator also includes a rotating shaft with a connecting rod to actuate the vane in a oscillatory ... 11/30/06 - 20060266126 - Flow meter A flow meter has a measurement tube, in or on which the measurement system is arranged. In order to make the device more lightweight and to achieve faster installation, the measurement tube is flangeless. ... 11/02/06 - 20060243060 - Method and apparatus for pressure control and flow measurement A method and apparatus for gas control is provided. The apparatus may be used for controlling gases delivered to a chamber, controlling the chamber pressure, controlling the delivery of backside gas between a substrate and substrate support and the like. In one embodiment, an apparatus for controlling gas control includes ... 11/02/06 - 20060243059 - Fluid flow rate and volume sensor, and filtration apparatuses and purification apparatuses having such a sensor A flow rate and volume sensor for determining the rate and volume of fluid flowing through an apparatus, such as an apparatus for filtering and/or conditioning and/or purifying fluid, such as water, and for indicating when a predetermined volume of fluid has flowed through the apparatus to, for example, signal ... 10/19/06 - 20060230840 - Method and system for modeling valve dynamic behavior using computational fluid dynamics A system for modeling fluid flow in a valve (10) includes a section for modeling a main fluid flow domain having an inlet (25), a first outlet (26) and a second outlet using a first grid size, a section for modeling a leakage fluid flow domain (38) having an inlet ... 10/12/06 - 20060225514 - System, method and apparatus for acoustic fluid flow measurement An apparatus, system and methodology enable non-intrusive measurement of parameters related to fluid flow in a conduit. An acoustic sensor is located along the conduit and includes a mechanical amplifier having an acoustic input coupled to the conduit and a microphone coupled to the mechanical amplifier. The microphone receives mechanically ... 09/14/06 - 20060201258 - Method for operating a magneto-inductive flow meter A method of operating a magneto-inductive flow meter in which the damping constant for processing of measurement signal values is automatically increased during a cleaning procedure, in order that, during the cleaning procedure, the amount of the used cleaning medium can be easily determined, despite increased fluctuation in the measurement ... 06/15/06 - 20060123921 - System and method for measuring flow One embodiment of the present invention can comprise a primary flow measurement system, a secondary flow measurement system in fluid communication with the primary flow measurement system and a control coupled to the primary flow measurement system and the secondary flow measurement system. The controller can comprise a processor and ... 06/15/06 - 20060123920 - System and method for measuring flow One embodiment of the present invention can comprise a primary flow measurement system, a secondary flow measurement system in fluid communication with the primary flow measurement system and a control coupled to the primary flow measurement system and the secondary flow measurement system. The controller can comprise a processor and ... 04/06/06 - 20060070458 - Fluid flow sensor A fluid flow sensor for a device, such as breathing apparatus in the form of a cannula pipe or face mask, the sensor having means for monitoring and indicating the pressure or absence of a fluid flow in a conduit for supplying fluid from a fluid supply to the device. ... 03/16/06 - 20060053900 - Metering apparatus Metering apparatus comprising wall portions which define an elongate generally upright cavity of substantially uniform cross-section and an inlet to the cavity to enable fluid which is to be metered to be fed into the cavity. The apparatus further comprises a pressure transducer which is in communication with fluid in ... 03/16/06 - 20060053899 - Flexible framework for capacitive sensing A flexible framework supports electrically-conductive elements in a capacitive sensing arrangement. Identical frames are arranged end-to-end with adjacent frames being capable of rotational movement therebetween. Each frame has first and second passages extending therethrough and parallel to one another. Each of the first and second passages is adapted to receive ... 01/12/06 - 20060005634 - System and method for confining an object to a region of fluid flow having a stagnation point A device for confining an object to a region proximate to a fluid flow stagnation point includes one or more inlets for carrying the fluid into the region, one or more outlets for carrying the fluid out of the region, and a controller, in fluidic communication with the inlets and ... 10/13/05 - 20050223813 - Methods and apparatus for pressure compensation in a mass flow controller Performance of mass flow controller may be vulnerable to pressure transients in a flow path to which the controller is coupled for the purpose of controlling the fluid flow. A system and method are provided for reducing or eliminate performance degradations, instabilities, and/or inaccuracies of a mass flow controller caused ... 09/29/05 - 20050210996 - Flow channel structure and method A microfluidic analysis system with a flow channel block, possessing at least one recessed channel, clamped to a sensor surface, such as a surface plasmon resonance (SPR) sensor. Flatness and hardness lead to a liquid leak-proof seal. Surface tension forces prevent liquid from leaking between the flow cell block and ... 09/22/05 - 20050204828 - Flow meter A flow meter comprising a tubular main-body and a cover plate formed by printed circuit board which carries two pressure sensing devices tightly packed by soft rubber material for sensing the pressure head of and the pressure difference between the inlet and outlet of the flow meter. Since the cover ... 09/22/05 - 20050204827 - Pressure gauge A pressure gauge comprising a thread tube, a printed circuit board carrying a pressure sensing device installed on one side of the printed circuit board and tightly packed with silicon rubber to form the end cover of the thread tube. When used for testing the pressure of acidity or alkalinity ... 09/08/05 - 20050193832 - Multi-phase coriolis flowmeter A flowmeter is disclosed. The flowmeter includes a vibratable flowtube, and a driver connected to the flowtube that is operable to impart motion to the flowtube. A sensor is connected to the flowtube and is operable to sense the motion of the flowtube and generate a sensor signal. A controller ... 09/01/05 - 20050188771 - Flow meter In addition to the above, the meter also comprises a signal processing unit (8) having inputs (9A-C) for receiving the measurement signals and the water content signal, and a calculation module (10) which calculates values representing the volumetric flow rates of said gas, liquid hydrocarbons and water in said fluid. ... 07/07/05 - 20050145039 - Fiber optic flow meter A metering module, or a system employing such, for monitoring fluid flow with a laser light source, a light detector and a processor, wherein the fluid may be a gas or liquid. A valve section and a grating section including a fiber Bragg grating (FBG) are provided. The valve section ... 06/09/05 - 20050120805 - Method and apparatus for substrate temperature control A method and apparatus for gas control is provided. The apparatus may be used for controlling gases delivered to a chamber, controlling the chamber pressure, controlling the delivery of backside gas between a substrate and substrate support and the like. In one embodiment, an apparatus for controlling gas control includes ... 06/02/05 - 20050115333 - Gas flow measurement apparatus and method for evu light source A gas flow measurement apparatus measures flow of gas emitted from an EUV light source in a light source chamber that accommodates the EUV light source, and includes an absorber that receives light emitted from the EUV light source and introduced into the gas flow measurement apparatus. ... ### FreshPatents.com Support |