Class 244/134F - Initiators and indicators

Subclass of Class 244 - Aeronautics and astronautics
No. of patents: 80
Last issue date: 05/08/2012

Number	Title	Issue Date
8172180	Temperature monitoring A temperature monitoring arrangement for an electro-thermal ice protection system is provided for a slat of an aircraft wing, incorporating heater mats of composite material, wherein, in order to avoid or at least substantially reduce some of the problems associated...	05/08/2012
8028959	Automatic recycling ice detector An automatic recycling ice detector includes a sensor for sensing the formation of ice on an aircraft surface and a heater for melting the detected ice. The detector also includes a timing circuit for indicating the time to melt any detected ice and automatically re...	10/04/2011
7909291	Detection system and method for ice and other debris A system and method for detecting debris on the surface of a member are provided, for example, for detecting ice or other debris on an outer surface of an aircraft. The detection system includes a heating device in thermal communication with the member, an infrared ...	03/22/2011
7837149	Wing debris detector An apparatus and method for wind debris detection comprises a spring loaded probe that is deployed on the leading edge of an aircraft wing into an area where debris formation might impact wing aerodynamic performance. The probe travel is sensed by sensors (angular d...	11/23/2010
7828247	Automatic recycling ice detector An automatic recycling ice detector includes a sensor for sensing the formation of ice on an aircraft surface and a heater for melting the detected ice. The detector also includes a timing circuit for indicating the time to melt any detected ice and automatically re...	11/09/2010
7784739	Detection system and method for ice and other debris A system and method for detecting debris on the surface of a member are provided, for example, for detecting ice or other debris on an outer surface of an aircraft. The detection system includes a heating device in thermal communication with the member, an infrared ...	08/31/2010
7775482	Aircraft icing sensor An apparatus for detecting the presence of ice includes a sensory circuit including a sensor operable to be coupled to a surface exposed to moisture. The sensory circuit is operable to create an electromagnetic standing wave. A heating element is coupled to the surf...	08/17/2010
7335968	High permeability composite films to reduce noise in high speed interconnects A transmission line circuit provides a structure for improved transmission line operation on integrated circuits. The transmission line circuit includes a first layer of electrically conductive material on a substrate. A first layer of insulating material is formed ...	02/26/2008
7327016	High permeability composite films to reduce noise in high speed interconnects An electronic system is provided with a structure for improved transmission line operation on integrated circuits. The structure for transmission line operation includes a first layer of electrically conductive material on a substrate. A first layer of insulating ma...	02/05/2008
7280047	Real-time electronic spray deposition sensor An electronic spray deposition sensor for sensing deposition of liquid on an exterior surface is disclosed. The deposition sensor has a sensing surface comprising a plurality of electrically conductive elements disposed across the sensing surface. The conductive ele...	10/09/2007
7265846	Methods for detecting ice and liquid water on surfaces Methods for detecting the presence or absence of ice or liquid water on surfaces are provided. In a first embodiment of the invention, a reflectance spectrum from a surface to be tested is measured using any suitable near-infrared optical system. The midpoint wavele...	09/04/2007
7235457	High permeability layered films to reduce noise in high speed interconnects This invention provides a structure and method for improved transmission line operation on integrated circuits. One method of the invention includes forming transmission lines in an integrated circuit. The method includes forming a first layer of electrically conduc...	06/26/2007
7191643	Sensor system to distinguish frozen and non-frozen liquid particulates A sensor system comprises a first sensor, a second sensor, and circuitry. The first sensor collects non-frozen liquid with a first collection efficiency, but does not collect frozen liquid. The second sensor collects non-frozen liquid with a second collection effici...	03/20/2007
7175136	Method and apparatus for detecting conditions conducive to ice formation A method for detecting ambient conditions conducive to ice formation. The method includes the steps of measuring at least one parameter selected from a group of parameters consisting of a static pressure, a total pressure, a total temperature, a dew point temperatur...	02/13/2007
7150560	Device and method for determining total temperature for aircraft The invention relates to a device for determining total temperature for aircraft. This device is particularly useful in a probe, called a multifunction probe, for measuring several aerodynamic parameters such as, for example, the total pressure (Pt), the static pres...	12/19/2006
7147604	High Q factor sensor A sensor for wirelessly determining a physical property within a defined space comprises an electrical resonance and has a high quality factor Q. The quality factor Q is sufficiently high that a signal generated by the sensor can be received outside the defined spac...	12/12/2006
7124983	Hybrid electrical ice protection system and method including an energy saving mode A hybrid electrical ice protection system implements three ice protection methods in various combinations. The ice protection methods include the fully-evaporative anti-ice protection method, the wet running anti-ice protection method, and the de-ice method. The par...	10/24/2006
7104502	Ice detector for improved ice detection at near freezing condition An ice detector for providing a signal indicating ice formation includes a probe protruding into an airflow. The probe extends into the airflow from a strut. The strut has one or more features which allow the probe to accrete ice at a higher temperature than would c...	09/12/2006
7078658	Heater mat made of electrically-conductive fibers A heater mat for using the Joule effect to heat an aerodynamic surface. The heater mat is provided with a resistor element including at least two substantially parallel segments of electrically-conductive fibers disposed on the aerodynamic surface. The segments come...	07/18/2006
7031871	Sensor assembly for determining total temperature, static temperature and Mach number A temperature sensor is provided with at least two thermometers or temperature sensing elements that have different recovery factors, and which are in the same airflow. The recovery factors for the respective thermometers are determined for the sensor and stored in ...	04/18/2006
7014357	Thermal icing conditions detector A sensor for detecting icing conditions in an airstream includes a flow housing mounted on an aircraft and in which one or more probes are mounted. At least one of the probes subjected to impingement of the airstream and liquid moisture droplets in such airstream. T...	03/21/2006
7000871	Ice detection assembly installed on an aircraft Ice detection assembly (100) designed for installation on an aircraft, comprising a vibrating finger (110) and a mast (120), the vibrating finger (110) extending into the air from the mast (120) and capable of being vibrated by vib...	02/21/2006
6995572	Sensor and method for detecting a superstrate Method and apparatus are provided for determining a superstrate on or near a sensor, e.g., for detecting the presence of an ice superstrate on an airplane wing or a road. In one preferred embodiment, multiple measurement cells are disposed along a transmission line....	02/07/2006
6975735	Sound collecting device minimizing electrical noise A sound collecting device is provided which is designed to minimize adverse effects on an output caused by exposure of an electroacoustic transducer to the air. The device includes an electroacoustic transducer and a vibrating circuit. The transducer is exposed to t...	12/13/2005
6914278	High permeability thin films and patterned thin films to reduce noise in high speed interconnections This invention provides a structure and method for improved transmission line operation on integrated circuits. One method of the invention includes forming transmission lines in an integrated circuit. The method includes forming a first layer of electrically conduc...	07/05/2005
6907799	Apparatus and method for non-destructive inspection of large structures An automated inspection system and method enables rapid, remote and non-contact inspection of large objects, utilizing non-destructive inspection techniques, that does not require continuous manual repositioning of the inspection equipment. The inspection system inc...	06/21/2005
6903003	High permeability composite films to reduce noise in high speed interconnects This invention provides a structure and method for improved transmission line operation on integrated circuits. One method of the invention includes forming transmission lines in a memory device. The method includes forming a first layer of electrically conductive m...	06/07/2005
6731225	Method and apparatus for detecting and measuring thickness of ice on aircraft A method and apparatus for measuring the thickness of ice on an aircraft member is disclosed. In the preferred embodiment, the apparatus is mounted beneath an aircraft member surface. The apparatus includes transducers for transmitting ultrasonic signals through the...	05/04/2004
6347767	Method of and apparatus for detection of ice accretion Apparatus for detecting conditions that involve a risk of ice formation on the surface of aircraft in movement, based on temperature measurement, includes two temperature measuring elements disposed at the surface in points having different air pressures,...	02/19/2002
6091335	Optical device for the detection of icing conditions on aircraft An optical device on board an aircraft for detecting icing conditions including an optical beam emitter to create at least one illuminated external volume of measurement through which there circulates a flow of air charged with water particles; a collecto...	07/18/2000
6010095	Icing detector for aircraft According to the invention, there is provided an icing detector for detecting presence of both rime ice and clear ice in air comprising an ice collecting surface facing an oncoming air stream; light emitting apparatus for emitting a light beam crossing th...	01/04/2000
5921501	Aircraft ice detecting system In a method of detecting ice on surfaces of an aircraft, a surface of an aircraft is scanned with laser light operating at different wavelength regions in a manner whereby the surface scatters the laser light. Laser light scattered from the surface is det...	07/13/1999
5890677	Device for de-icing an external wall of a vehicle A device for de-icing an external wall of a vehicle, of the type including a flexible covering (8) capable of at least partially covering the wall, and a compressor (9) whose delivery orifice (9B) is connected to the flexible covering in order to inflate ...	04/06/1999
5823474	Aircraft ice detection and de-icing using lasers An aircraft ice detection and de-icing system is disclosed in which an aircraft is positioned remotely from a laser beam generator, a beam of radiant energy is reflected from a mirror so that the beam impinges upon and creates a footprint upon a surface o...	10/20/1998
5790026	Integrated planar ice detector An apparatus for detecting ice forming conditions includes a substrate having a first surface and a second surface; a sensor disposed on the first surface, the sensor being made of a material having a characteristic which varies in a known manner with res...	08/04/1998
5781115	Apparatus and method for detection and thickness measurement of coatings over a surface The invention is to a system and method for detecting materials on a conductive surface and measuring the thickness and permittvity of the material. A polarized Radio Frequency signal is reflected from a conduction surface having a material thereon. The r...	07/14/1998
5772153	Aircraft icing sensors An icing sensor utilizes a surface gap transmission line along which a radio frequency is transmitted. The phase delay of the radio frequency along the transmission line is dependent upon the dielectric constant presented at the surface in the gap between...	06/30/1998
5752674	Sensor ice shield A system is provided for reducing ice mass on an aircraft engine. A compressor inlet temperature and pressure sensor measures total temperature and total pressure at the inlet to the engine compressor. An ice shield is provided, wherein a plurality of wed...	05/19/1998
5748091	Fiber optic ice detector The thickness of a semi transparent layer, such as ice, is determined by supporting the layer atop or above a light transmissive window and directing multiple light beams through the light transmissive window and into the layer. The light transmissive win...	05/05/1998
5695155	Resonator-based, surface-condition sensor A sensor is provided for detecting the presence of dielectric media, e.g., ice. The sensor includes a plurality of microstrip resonators which are positioned for electromagnetic coupling with a microstrip transmission line. The resonators produce amplitud...	12/09/1997

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Class 244/134F - Initiators and indicators