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| Number | Title | Issue Date |
| 7581426 | Test adapter for aircraft static vent An adapter to test the static vent of aircraft instrumentation is provided. The test adapter comprises an adapter assembly and a seal holder. The adapter assembly comprises a plurality of prongs adapted to be inserted in the vent's holes. The assembly further compri... | 09/01/2009 |
| 7552614 | System and method for determining functionality or accuracy of a sensor A system and method for determining functionality and accuracy of a sensor such that monitoring of a sensor is possible without the provision of redundant sensors. Briefly described, one embodiment is an anemometer operable to detect wind speed adjacent to the wind ... | 06/30/2009 |
| 7363808 | Method, system and computer program product for nacelle wind speed correction A technique for correcting measurement error in data produced by a nacelle-based anemometer and for determining free stream wind speed for a wind turbine involves ascertaining parameters related to the wind turbine and the operation thereof, and using the parameters... | 04/29/2008 |
| 7249486 | Method for monitoring a sensor The present invention concerns a method of monitoring a sensor for sensing the flow speed of a medium. The invention further concerns an apparatus for carrying out that method. In order to be able to monitor the sensor, without providing redundant sensors, the flow ... | 07/31/2007 |
| 6892584 | Fabricated pitot probe assembly A pitot pressure sensing probe assembly is made up of individual components comprising a barrel formed with a longitudinal interior passageway and a conical end cap at its leading end. A strut that has stamped or formed sections secured together to form the strut wi... | 05/17/2005 |
| 6684174 | Wind gauge A wind gauge apparatus and method. An illustrative embodiment includes a microphone positioned to engage wind pressure from a first relative direction and a controller coupled to receive an audio signal from the microphone. The controller compares the aud... | 01/27/2004 |
| 5559279 | Method and apparatus for dynamic calibration of a flow monitor A method and apparatus for dynamic calibration of monitoring equipment of the type which uses a Type-S pitot tube connected to at least one transducer utilize a calibration air conduit having a distal end positioned opposite one opening of the Type-S pito... | 09/24/1996 |
| 5038608 | Method for measuring the flow rate of exhaust gas In a method of measuring the flow rate of an exhaust gas, an external atmosphere is caused to flow into a pipe which branches off from the main pipe to open at the other end onto the external atmosphere. The flow rate of the atmosphere in the branched-pip... | 08/13/1991 |
| 4986122 | Fluid velocity measurement instrument A method and apparatus is provided to measure in fluids including suspensions and heterogeneous mixtures time-resolved histories of velocity magnitude and vector of unidirectional, unsteady and oscillating flows. A boundary layer develops from a sharp, le... | 01/22/1991 |
| 4959990 | Combined mass flow/pitot tube meter A mass flow meter probe having an upstream tube and a downstream tube that extends into a main gas flow conduit is disclosed. The sensor for the mass flow measurement is located in the bore of a housing connecting the tubes and by incorporating the sensor... | 10/02/1990 |
| 4617826 | Test system for air data sensor A test system for air data sensors includes means for mounting the system components directly on the sensor and provides a self contained source of the necessary vacuum or positive pressure as needed for testing the sensor for function. The self contained... | 10/21/1986 |
| 4384469 | Pitot-static tube tester system A system for testing, on the ground, an aircraft pitot-static pressure tube, its pitot and static pressure passageways and inlets, and the air pressure-sensitive flight instruments attached to the pitot-static pressure tube. The system includes a hollow a... | 05/24/1983 |
| 4365504 | Method and apparatus for field testing of anemometers An apparatus for field testing anemometers which utilizes an uncalibrated industrial hand blower powered by a constant pre-determined voltage is shown and described. A method of calibration against a standard anemometer and a method of field testing anemo... | 12/28/1982 |
| 4142401 | Gage A gage for measuring the width of a gap. The gage includes a gaging conduit with an inlet and an outlet. Pressure means supplies gas to the inlet. A hot-wire anemometer is placed in the gaging conduit, and means is responsive to the condition of the anemo... | 03/06/1979 |
