Patents for G01P 5 - Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft (8,453) |
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01/12/1993 | US5178002 Spectroscopy-based thrust sensor for high-speed gaseous flows |
01/10/1993 | CA2073368A1 Fluidic oscillator and flowmeter incorporating said oscillator |
01/07/1993 | WO1993000570A1 Mode suppression in fluid flow measurement |
01/07/1993 | WO1993000569A1 An electronic fluid flow meter |
01/07/1993 | EP0521498A1 Elutter rejection filter for an ultrasonic doppler system |
01/07/1993 | EP0521182A1 Fluid flow speed measuring method using ultrasound |
01/07/1993 | CA2112094A1 An electronic fluid flow meter |
01/05/1993 | US5177691 Measuring velocity of a target by Doppler shift, using improvements in calculating discrete Fourier transform |
01/05/1993 | US5177607 Method and apparatus for measuring velocity of fluid |
12/30/1992 | EP0520859A1 Method and device for measuring of wind forces on a rotating system |
12/29/1992 | US5175527 Detecting element with adhesive layer including unevenly distributed glass and metal components |
12/28/1992 | CA2072388A1 Method and apparatus for measuring wind-related forces on a turning system |
12/24/1992 | DE4120295A1 Gamma-ray absorption meter for flowing fluid density - uses soft radiation with four intense spectral lines improving energy resolution by selection of pulse shape |
12/23/1992 | WO1992022882A1 Improved low-level windshear alert system |
12/23/1992 | WO1992022791A1 Method and apparatus for determining the total flow rate in a ventilation installation |
12/23/1992 | WO1992022790A1 Method and apparatus for measurement of total flow rate in ventilation installations |
12/22/1992 | US5172592 Omnidirectional pressure sensing head |
12/17/1992 | DE4219551A1 Mass flow sensor for gas or other fluid during semiconductor mfr. - has upstream and downstream heated resistors in bridge circuits with matching resistors |
12/15/1992 | US5172181 Laser system for measuring the angle of incidence of an aircraft |
12/15/1992 | US5170672 Fluid velocity measurement device for a generating bank tube |
12/15/1992 | US5170670 Three axis velocity probe system |
12/15/1992 | CA1311368C Laser-doppler-anemometer |
12/10/1992 | DE4218899A1 Stroemungsmessvorrichtung Flow meter |
12/10/1992 | DE4118810A1 Measuring appts. for small particles in flowing medium - uses HF ultrasonic Doppler principle with two measurement positions, each with ultrasonic transmission reception transducer, and mixers to produce difference signals |
12/10/1992 | DE4118809A1 Fluid or particle flow measuring device |
12/09/1992 | EP0517140A2 Apparatus for measuring small fluid and particle flow |
12/08/1992 | US5170218 Apparatus and method for detecting wind direction |
12/08/1992 | US5170060 Measuring the flow rate of a thin stream of molten material |
12/08/1992 | US5168877 Ultrasonic diagnostic apparatus |
12/08/1992 | US5168762 Speed measurement device |
11/26/1992 | WO1992021004A1 Flow meter |
11/24/1992 | US5166906 Towed underwater acoustic speed sensor |
11/19/1992 | EP0514184A2 Method and apparatus for wind speed and direction measurement |
11/19/1992 | EP0513309A1 Hot wire anemometer |
11/19/1992 | EP0513166A1 Preassembled air data sensor and transducer |
11/17/1992 | US5164784 CW doppler lidar |
11/17/1992 | US5163434 Ultrasonic diagnostic apparatus |
11/17/1992 | US5163331 Speed measurement device |
11/12/1992 | WO1992019986A1 Microwave camera |
11/11/1992 | EP0512837A2 Ultrasonic doppler imaging apparatus |
11/04/1992 | CN2121016U Combined liquid flow admeasuring apparatus |
11/03/1992 | US5160976 Optical determination of velocity using crossed interference fringe patterns |
10/29/1992 | WO1992018830A1 Lever-operated dynamic fluid flow sensing system |
10/28/1992 | EP0510143A1 Apparatus for measuring physical properties of fluids |
10/27/1992 | US5159407 Single-ended dual spatial filter detector for the passive measurement of winds and turbulence aloft |
10/27/1992 | US5158801 Forming thermoplastic polymer, then silicon dioxide on surface be tested; stress relieving |
10/22/1992 | DE4112781A1 Measuring wind direction and strength in layer near ground i.e. up to 100 to 200 m - releasing balloon filled with light gas and attached to coil of light thread for observation of direction and speed of unwinding |
10/20/1992 | USRE34104 Hot wire air flow meter |
10/14/1992 | EP0508675A1 Ultrasound high velocity flow correlation measurement using coded pulses |
10/08/1992 | DE4207188A1 Air intake sensor for IC engine - has platinum@ heat generating resistor and platinum@ temp. compensating resistor in same flow channel |
10/07/1992 | EP0506657A1 System for measuring velocity field of fluid flow utilizing a laser-doppler spectral image converter. |
10/07/1992 | CN2118309U Comprehensive check apparatus for gaseous relay |
10/06/1992 | US5152181 Mass-volume vortex flowmeter |
10/01/1992 | WO1992016848A1 Device for measuring a gas flow, and method for using the device |
09/24/1992 | DE4111001A1 Fluid flow speed measuring arrangement - contains sensor coil, valve wheel with magnetic vanes downstream of fixed rotor which induces rotary fluid motion |
09/23/1992 | WO1992016849A1 Continuously curved strut mounted sensor |
09/22/1992 | US5148707 Heat-sensitive flow sensor |
09/16/1992 | EP0503841A2 Leak detection and measurement of wind direction and velocity |
09/16/1992 | EP0502957A1 Linearization of a sensing bridge circuit output |
09/15/1992 | US5148229 Laser velocimetry technique for measuring the three dimensional velocity components of a particle in a fluid flow |
09/10/1992 | DE4206570A1 Ultrasonic flowmeter receiving reflected ultrasonic signals by array of transfer elements - executes Fourier transformation w.r.t. orientation of received signals and processes result as sequence of two=dimensional signals |
09/10/1992 | DE4125101C1 Anemometer with rest position restoring insert in bearing bolt - holds cup vanes in radial working position by returning plate under spring pressure |
09/03/1992 | WO1992014993A1 Thermometric flow measurement |
09/02/1992 | EP0501505A2 Method for measuring the flow of fluids |
09/01/1992 | US5144251 Three-axis particle impact probe |
08/25/1992 | US5140854 Intake air quantity measuring apparatus |
08/12/1992 | EP0497859A1 A system and a method for measurement and presentation of fluid flow movements, particularly the flow of blood through a body organ. |
08/12/1992 | EP0485383A4 Electro-optical method and system for determining the direction of motion in double-exposure velocimetry by shifting an optical image field |
08/11/1992 | US5137428 Ventilating device |
08/11/1992 | US5136881 Measurement of waves in flows across a surface |
08/04/1992 | US5136518 Pitch guidance system |
08/04/1992 | US5136296 Oblique spaced antenna method and system for measuring atmospheric wind fields |
08/04/1992 | CA1305871C Multiple function pressure probe for aircraft |
07/29/1992 | EP0496661A1 Method and apparatus for measuring speed of a non-stationary flow |
07/29/1992 | EP0496156A2 Ultrasonic air flow measuring apparatus |
07/23/1992 | DE4101649A1 Flow sensor with two electrical connections - has heat source or sink and temp. sensor and changes internal resistance depending on flow exceeding or falling below threshold |
07/21/1992 | CA1305565C Measurement of flow velocity and mass flowrate |
07/14/1992 | US5130707 Preassembled air data sensor and transducer |
07/14/1992 | US5130534 Adjustable optical biprobe for local diphasic measurements |
07/09/1992 | DE4142450A1 Thermal flow sensor e.g. for air intake of vehicle IC engine - has thermal resistance with heat generating section, non-heat generating section and insulating base part |
07/08/1992 | EP0393141B1 Silicon-based mass airflow sensor |
07/08/1992 | EP0310643B1 Reactive windshear warning instrument |
07/07/1992 | USRE33982 Marine instrument |
07/07/1992 | US5127265 Flame resistant pitot probe cover |
07/02/1992 | DE4142853A1 Thermal throughput sensor, e.g. for vehicle engine induction system - has thermal resistance with heat generating section on insulating part |
07/01/1992 | EP0492265A2 Method and apparatus for flow measurement |
07/01/1992 | CN2108927U Differential pressure flow and velocity sensor |
07/01/1992 | CN2108926U Omnibearing tow-dimensional speed measurer of air stream |
07/01/1992 | CN1062417A Testing sensor 00302 for fluid water |
06/25/1992 | WO1992010726A1 Improved solid state microanemometer |
06/25/1992 | WO1992010725A1 Hot wire anemometer |
06/25/1992 | CA2098285A1 Improved solid state microanemometer |
06/24/1992 | CN2108300U Two dimensional velocity metering device for liquid metal movement |
06/23/1992 | US5124682 Detecting element |
06/23/1992 | US5123730 Apparatus for optical remote wind sensing |
06/23/1992 | US5123288 Averaging pitot probe |
06/23/1992 | US5123286 Electric measuring device for measuring the propagation delay of an electrical signal |
06/17/1992 | EP0490764A1 Semi-conductor sensor for flow rate |
06/16/1992 | US5122756 Linearization of a sensing bridge circuit output |
06/16/1992 | US5121749 Position in dependent volumetric flow measuring apparatus |