Matches 1 - 50 out of 159 1 2 3 4 >


Match Document Document Title
8857255 Moisture resistant air data probes  
An air data probe includes a probe head. The probe head defines a longitudinal axis with a forward tip and aft base and includes a wall tap port inlet defined in the probe head aft between the...
8129196 Parallel loading of arrays  
The present inventions provides an apparatus and method for the parallel loading of multiple samples in a microarray containing a plurality of sub-arrays. The method makes use of a microarray...
8104339 Systems and methods for determining air data parameters  
Systems and methods determine at least one air data parameter, such as an angle of attack (AOA), an angle of sideslip (AOS), a total pressure (pt), and/or a static pressure (ps), from information...
7835884 Device and method for estimating a side-slip angle of an aircraft  
A device and method for estimating a side-slip angle (βe) of an aircraft moving in the air includes a receiving unit which receives a measured side-slip angle (βl) presented locally by the air...
7817010 Temperature probe and method of making the same  
A temperature probe assembly is provided. The temperature probe assembly may comprise a housing formed of a first thermally conductive material and having an inner diameter defined by an inner...
7719401 Temperature probe and method of making the same  
A temperature probe assembly is provided. The temperature probe assembly may comprise a housing formed of a first thermally conductive material and having an inner diameter defined by an inner...
7482170 Parallel loading of arrays  
The present inventions provides an apparatus and method for the parallel loading of multiple samples in a microarray containing a plurality of sub-arrays. The method makes use of a microarray...
7389686 Methods and systems for determining air data parameters  
An air data system is described that includes a cone-shaped probe, a plurality of pressure transducers, and a processing device. The cone-shaped probe includes a first pressure port formed in a...
7377159 Methods and system for determining angles of attack and sideslip using flow sensors  
A system for determining angle of attack and angle of sideslip of an air vehicle is described. The system includes a plurality of mass flow sensors, at least a portion of which are mounted to...
7334467 Air data module that ensures sufficient air data performance after exposure to relatively high overpressure  
An air data module is provided that is relatively small, lightweight, low cost, uses relatively low power, and is relatively easy to install, test, and maintain. The air data module includes a...
7334469 Methods and systems using ratiometric characterizations to improve air data accuracy  
A method for characterizing pressure sensors to improve accuracy in an air data system is described where the sensors include at least one static pressure sensor and at least one total pressure...
7284420 Air data system and method for rotary aircraft  
An air data system and method for a rotary aircraft is described. The air data system includes a plurality of flush ports connected via tubing to a plurality of air flow sensors that can measure...
7275428 Device for ensuring safe movement of a moving part  
The invention relates to a device for ensuring safe movement of a moving part. The movement of the moving part is guided along or about an axis (4; 42) and is limited by at least one stop (1; 20;...
7155968 Multifunction probe with variable flexure  
The invention relates to a multifunction probe for aircraft. The probe has a mobile vane intended to align with the axis of an air flow around the probe. The mobile vane comprises first pressure...
7127335 Low airspeed assist algorithm for air data computer applications  
A method of estimating the airspeed of an aircraft during low airspeed conditions includes measuring a negative impact pressure using a pitot-static probe on the aircraft. Then, the method...
6941805 Multi-function air data sensing probe having an angle of attack vane  
A multi-function air data sensing probe has a strut that is mounted on an aircraft and extends laterally from the aircraft skin. The strut is supported on a base plate, and has a pitot pressure...
6940425 Apparatus and method for determining information for aircraft  
The present invention provides a method for determining information for an air vehicle including the steps of providing a first coefficient of pressure data point, providing a situation involving...
6609421 Sideslip correction for a multi-function three probe air data system  
A multi-function probe system that provides redundancy for measurements and compensates for effects of sideslip of an aircraft includes at least two probes that are symmetrically located on the...
6594559 Iterative method of aircraft sideslip compensation for multi-function probe air data systems  
In an iterative method of determining aircraft flight data parameters using first and second multi-function probes, an assumed value of a first aircraft parameter is defined to be equal to an...
6561020 Method to calculate sideslip angle and correct static pressure for sideslip effects using inertial information  
A method of the invention allows the determination of aircraft sideslip using an air data probe and an inertial reference unit. A lateral sideslip component βL of the aircraft is calculated as a...
6490510 Fixed multifunction probe for aircraft  
A fixed multifunction probe, e.g., for aircraft and configured to measure air flow parameters near an airplane. The probe includes a body closed by a rounded cap, at least three pressure taps...
6271769 Apparatus and method for measuring and displaying angular deviations from angle of zero lift for air vehicles  
The present invention provides a flight instrument apparatus and method for its use in air vehicles having an indicator visibly displaying angles from zero lift and having a data port for...
6076963 Aircraft probe with integral air temperature sensor  
Aircraft probe assemblies integrally include a total airstream temperature sensor. Preferred embodiments include at least one pressure sensing port and a temperature sensing port which are in...
6012331 Multifunction aircraft probes  
Improved multifunction probe designs include circumferentially separated pairs of sensing ports which may respectively be dedicated to angle of attack functionality and air data pressure sensing...
5852237 Apparatus and method for measuring the side slip of a low observable aircraft  
An apparatus and method for measuring airflow past an aircraft by extending a probe (14) from the aircraft into the airflow with a retraction-extension mechanism (20) when a measurement is...
5789671 Azimuth misalignment determination in an inertial navigator  
A process and algorithms to determine and correct for the error in azimuth alignment and the errors in "North" and "East" Gyro Drift Rates in an inertial navigator which has been aligned via...
5644078 Optical gyroscope  
An orientation monitoring apparatus includes an inner spherical shell rigidly fixed within an outer spherical shell, and a spherical ball positioned between the two shells. The inner shell has a...
5616861 Three pressure pseudo -Δ-P sensor for use with three pressure air data probe  
An air data sensing system utilizes a plurality of probes, each probe having three pressure sensing ports, and each assembled with a sensor package that minimizes the need for corrections due to...
5601254 Single sided backbone strut for air data sensor  
An air data sensor strut made of a single block of material has one side finished in a smooth contour, and has grooves in an opposite side of the strut for receiving pressure carrying conduits or...
5544526 Combined aircraft angle of attack and dynamic/static pressure sensor assembly  
A rotatable airstream direction probe is additionally provided with a dynamic pressure sensing port positioned substantially midway between a pair of pneumatic sensing ports with respect to the...
5452216 Microprocessor-based navigational aid system with external electronic correction  
An improved microprocessor-based navigational aid system for use onboard a vessel is disclosed. The system includes a microprocessor having peripheral memory devices, sensors for measuring...
5438865 Angle of attack sensor  
A vane-type forward fuselage mounted angle of attack sensor having an internal force relief feature is disclosed. The sensor includes a cam surface having a first portion which defines a segment...
5406839 Incidence probe with multiple pressure inlets  
The present invention relates to an incidence probe, in particular for an aircraft, comprising at least two pressure inlets. To this end, it comprises a least one flowmeter (1) and a pneumatic...
5405102 Foldaway aircraft air vane  
An aerodynamic vane is mounted on the fuselage of an aircraft for purposes such as sensing the angle of attack of an aircraft. The vane is attached to a fuselage mounting hub by means of a...
5398885 Discrete distributed sensors and system for spatial sensing  
A sensor has a sensing region that responds to a surface property by producing an output signal. The sensor has a spatially distributed shape or sensitivity so that the output decreases away from...
5369993 Three axis air data system for air vehicles  
An apparatus senses a free stream flow parameter using airflow adjacent an air vehicle. The apparatus includes a first sensor sensing a longitudinal axial component and a lateral axial component...
5359888 Air turbulence and wind shear sensor  
An apparatus detects an air turbulence and wind shear encountered by an air vehicle having an accelerometer sensing air vehicle vertical acceleration. The apparatus includes a pressure sensor...
5349347 Method and apparatus for correcting dynamically induced errors in static pressure, airspeed and airspeed rate  
A system for correcting errors in static pressure, airspeed or airspeed rate caused by maneuvering that causes variations in static air pressure measurements compares a barometrically derived...
5319970 Continuously curved strut mounted sensor  
An air data sensor (10) for mounting on an air vehicle (14), the outer end (11) is spaced outwardly from a surface of the air vehicle (14), a mounting base (12) and an outer end (11) which is...
5299455 Method and instrumentation system for measuring airspeed and flow angle  
An instrumentation system for measuring airspeed and angle-of-attack (AOA) is provided. The system includes a sensor assembly, a constant voltage anemometer, a microprocessor assembly with...
5272906 Aircraft stall alarm testing tool  
An airplane stall alarm testing tool applies a temporary partial vacuum to a stall horn installed in an aircraft wing. The tool mechanically or otherwise creates a vacuum without human direct oral...
5257536 Aircraft probe for measuring aerodynamic parameters of amient flow  
The probe comprises a wind vane (1) mounted for rotation on the aircraft in order to orient itself in the direction of the flow and provided with a detector (15) for detection of differential...
5241866 Probe shapes that measure time-averaged streamwise momentum and cross-stream turbulence intensity  
A method and apparatus for directly measuring the time-averaged streamwise momentum in a turbulent stream use a probe which has total head response which varies as the cosine-squared of the angle...
5218863 Instrumentation system for determining flow stagnation points  
A method and portable microcomputer-based system for determining flow field stagnation points are disclosed. The apparatus uses hot film sensors wrapped around the leading edge of an airfoil to...
5205169 Angle of attack sensor using inverted ratio of pressure differentials  
An angle of attack sensor is provided with ports for sensing flow angles in desired planes based upon differential pressure at the ports when a longitudinal or reference axis of the sensor changes...
5136881 Measurement of waves in flows across a surface  
A method and apparatus for sensing wave flow across a surface wherein at least two pressure levels are sensed and combined to provide a representation of waves within the flow. In the preferred...
5130707 Preassembled air data sensor and transducer  
A preassembled air data sensor probe and air data transducer assembly has permanently connected flexible tubing coupling the air data transducer fittings and the sensor fittings. The flexible...
5117687 Omnidirectional aerodynamic sensor  
A method and apparatus are disclosed for detecting the nature of fluid flow. Specifically, an omnidirectional aerodynamic sensor is disclosed comprising an omnidirectional aerodynamic drag force...
5099686 Sensor and method for measuring the relative velocity of an oncoming medium  
A sensor for measuring the relative velocity of an oncoming medium includes a tubular and preferably radially symmetrical sensor body having a leading front end, and a wall with an inner surface...
5057832 Audible glide speed indicator apparatus  
An audible indicator is arranged in combination with an electronic stall indicator, wherein the audible device includes a conical entrance and exit tube coaxially aligned with a central...

Matches 1 - 50 out of 159 1 2 3 4 >