Flow Meter Free Patent Search

  • Fluid flow meter

    Flow Meter Abstract: A fluid flow meter comprises a pair of transducers spaced apart in the direction of fluid flow. A transmitter causes acoustic signals to be transmitted in both directions through the fluid by the transducers. A processor determin...

  • Fluid flow meter and mixer having removable and replaceable displacement member

    Flow Meter Abstract: Fluid flow apparatus, such as a fluid flowmeter, a fluid mixing device or a fluid dispersing device, includes a one-piece fluid displacement member removably mounted in a section of fluid conduit so that no material joining, such...

  • Ultrasonic flow meter and method

    Flow Meter Abstract: An ultrasonic flow meter (10) has a pair of transducers (36, 38). A first (36) of the pair of transducers is coupled to a first divider (18) having a first predetermined divisor. A second (38) of the pair of transducers is couple...

  • Method of calibrating an ultrasonic flow meter

    Flow Meter Abstract: A method of calibrating an ultrasonic flow meter (10) first determines a static flow offset (52). Next, a dynamic flow offset (54) and a flow speed (56) are determined. An adjusted flow speed (58) is determined by subtracting the...

  • Air flow meter of a heating resistor type

    Flow Meter Abstract: A heating resistor type air flow meter for measuring the amount of air flow which passes through an intake pipe for an internal combustion engine. The air flow meter has a constant-temperature control circuit for detecting air fl...

  • Volumetric flow meter

    Flow Meter Abstract: A volume flow meter for flowing media that works on the transit-time principle includes a conduit measurement section carrying the flowing medium, two ultrasonic transducers arranged on opposite ends of the conduit measurement se...

  • Fluidic flow meter with fiber optic sensor

    Flow Meter Abstract: A fluidic flow meter comprising a fluidic oscillator having an oscillation chamber, a power nozzle for issuing a jet of fluid into the oscillation chamber, an outlet for issuing fluid from the oscillation chamber. A bendable fibe...

  • Signal processing apparati and methods for attenuating shifts in zero intercept attributable to a cha

    Flow Meter Abstract: In the field of Coriolis mass flow meters, determination of the true zero of the meter has always been problematic due to zero drift effects with changing boundary conditions and fluid parameters. Disclosed are apparatus and meth...

  • Cross correlation fluid flow meter

    Flow Meter Abstract: A cross correlation fluid flow meter including a body having first and second sensor devices positioned such that in use they are spaced apart a known distance in the direction of fluid flow, each sensor device having a signal tr...

  • Eye fundus tracking apparatus and eye fundus blood flow meter using the same

    This specification discloses an eye fundus blood flow meter having a blood flow measuring system for measuring the blood flow of the fundus of an eye to be examined, and a malfunction detecting unit for detecting measurement malfunction occurring duri...

  • Temperature detecting apparatus and thermal type flow meter using the same

    Flow Meter Abstract: A temperature detecting apparatus includes a support member made of resin and disposed in an air passage, a temperature sensor supported within the support member, and a pair of conductive members made of metal and embedded in th...

  • Magnetically inductive flow meter for flowing media

    Flow Meter Abstract: The invention concerns a magnetically inductive flow meter for flowing media with a tube consisting of ceramic material and used as a measurement line, a magnet to produce a magnetic field running at least essentially perpendicul...

  • Photo detector bending beam flow switch and flow meter

    Flow Meter Abstract: A photo detecting flow sensing bending beam fluid flow switch and flow meter system having blocking targets that selectively block the optical path from an emission source to a photodetector. The device provides a system which is...

  • Clamp-on type ultrasonic flow meter and a temperature and pressure compensation method therein

    Flow Meter Abstract: A ratio C of sonic speed in a fluid to a sinusoidal value at an incident angle of sonic waves from the pipe to the fluid is designated as a basic unknown quantity. A distance D between the opposite inner wall surfaces of the pipe...

  • Portable wastewater flow meter

    Flow Meter Abstract: A portable wastewater flow meter particularly adapted for temporary use at a single location in measuring the rate of liquid flow in a circular entrance conduit of a sewer manhole both under free flow and submerged, open channel...

  • Blood flow meter apparatus and method of use

    Flow Meter Abstract: A strobed blood flow meter provides periodic measurements of blood flow velocity or volumetric blood flow over a cardiac cycle at reduced average power consumption, which is advantageous for reducing battery size, and extending d...

  • Laser-based forward scatter liquid flow meter

    Flow Meter Abstract: The invention measures the flow of a liquid by measuring the effect of that flow on a laser beam which travels from a laser source, through the flow, and landing upon a detector oriented to receive that laser source. Interfaces w...