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| Number | Title | Issue Date |
| 7938368 | Nosecone ice protection system for a gas turbine engine A system includes a first anti-icing electrothermal heater located at tip of a gas turbine engine nosecone, and a plurality of anti-icing electrothermal heater strips extending rearward from the first anti-icing electrothermal heater along the nosecone. ... | 05/10/2011 |
| 7900871 | Wing leading edge having vortex generators An arrangement of devices as well as a method for improving the aerodynamics of an aircraft wing are disclosed. In embodiments, a plurality of vortex generators are attached in span-wise alignment on an deice boot along the wing's leading edge. The vortex generators... | 03/08/2011 |
| 7291815 | Composite ice protection heater and method of producing same The invention includes a composite ice protection heater for an aircraft. The composite heater includes at least one electrically insulating layer, and at least one electric heater element comprising an electrically conductive layer bonded to the insulating layer. T... | 11/06/2007 |
| 7278679 | Automotive vehicle with structural panel having selectively deployable shape memory alloy elements A structural panel for an automotive vehicle includes an outer panel and a variable strength inner panel attached to the outer panel. The inner panel utilizes active elements formed from shape memory alloy (SMA). A controller activates the SMA elements so as to tran... | 10/09/2007 |
| 7216831 | Shape changing structure In one preferred embodiment, a structure is provided that includes a body having a first wall and a second wall. At least one appending component extends from an end of the body and includes a first skin and second skin. The structure additionally includes at least ... | 05/15/2007 |
| 7195210 | Fiber matrix for a geometric morphing wing An airfoil member (14) includes a geometric morphing device (18). The geometric morphing device (18) has an inflatable member (30). The inflatable member (30) has an exterior wall (32) and multiple inflated states. The exter... | 03/27/2007 |
| 7178859 | Method for controlling airflow An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as shape memory material, is operative to change at least one attribute in response to an activation signal. The active material can... | 02/20/2007 |
| 7178760 | Method and apparatus for inhibiting accretion of airborne material on a surface of an aircraft An apparatus for inhibiting accretion of airborne material on a surface of an aircraft. The apparatus comprises a film adapted to overlie at least a portion of the aircraft surface and a driver mechanism coupled to the film. The driver mechanism is operative to slid... | 02/20/2007 |
| 7178395 | Control logic for fluid flow control devices A system for controlling fluid flow about a vehicle. The system comprises a fluid flow control device, an obstacle sensor for detecting obstacles, and a controller. The fluid flow control device has a body with at least one surface and an actuation means in operativ... | 02/20/2007 |
| 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 |
| 7147271 | Airflow control devices with planar surfaces An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as a shape memory material, is operative to change at least one attribute in response to an activation signal. The active material c... | 12/12/2006 |
| 7147269 | Airflow control devices using current An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as a shape memory material, is operative to change at least one attribute in response to an activation signal. The active material c... | 12/12/2006 |
| 7137596 | Aircraft surface ice inhibitor A surface treatment 10 for application to an aircraft wing surface 12 is provided, including at least one reflective metallic film 22 bonded at least one hollow cell structure 24 to provide a thermal barrier that inhibits non-environmenta... | 11/21/2006 |
| 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 |
| 7108485 | Reduction in the noise produced by a rotor blade of a wind turbine Rotor blades for wind power installations are known in many different forms. In a wind power installation the rotors or the rotor blades thereof represent the main source of sound. For reasons relating to acceptance and noise prevention laws, the aim should/must be ... | 09/19/2006 |
| 7059664 | Airflow control devices based on active materials An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as a shape memory material, is operative to change at least one attribute in response to an activation signal. The active material c... | 06/13/2006 |
| 6969029 | Methods and systems for removing material from aircraft flight surfaces Methods and systems for removing material from aircraft flight surfaces are disclosed herein. In one embodiment, an aircraft nacelle includes an inlet housing having a lip, a wiper positioned at the lip and movable relative to the lip, and a drive assembly positione... | 11/29/2005 |
| 6786457 | Geometric morphing wing with layers An airfoil member (14) is provided including a geometric morphing device (18). The geometric morphing device (18) has an inflatable member (30). The inflatable member (30) has an exterior wall (32) and multiple inflated stat... | 09/07/2004 |
| 6736611 | Aircraft fluid delivery device An aircraft fluid delivery device (10) including a piston assembly (20), a pilot assembly (22), and a control assembly (24). The control assembly (24) includes non-contact proximity sensors (S1, S2) that sense the pos... | 05/18/2004 |
| 6520452 | Deicer for aircraft A deicer is provided for breaking up and removing accumulated ice on an airfoil surface. The deicer includes a bondside surface that is bonded to the airfoil surface, a breezeside surface on which the ice will accumulate, and passage-defining surfaces the... | 02/18/2003 |
| 6443394 | Inflatable airfoil device An airfoil device (10) for attachment to the wing (14) of an aircraft (12). The airfoil device (10) has a chamber (30) which is inflatable to provide a lift-enhancing airfoil geometry to the wing (14) and other chambers (32) which are inflatable to provid... | 09/03/2002 |
| 6439505 | Radome deicer A deicer (10) for a radome (12) includes an active portion (16) through which transmission occurs and a non-active portion (18) which is attached to an aircraft (14). The deicer (10) comprises a cap portion (20) covering the active portion (16) of the rad... | 08/27/2002 |
| 6402093 | Method and apparatus for autonomous de-icing A dielectric coating is applied to a surface that is prone to icing. Ice detecting sensors are deployed over the surface that is in danger of excessive icing. When sensors detect the presence of ice, a charge opposite that of the ice coating is automatica... | 06/11/2002 |
| 6352601 | Self-adhering ice protector The invention relates to the field of ice protectors for inhibiting atmospheric ice accumulation on aircraft structures. More particularly, the invention relates to the bonding of an ice protector to an aircraft structure. According to an aspect of the in... | 03/05/2002 |
| 6283411 | Hybrid deicer with element sequence control A deicer comprises a skin heating means immediately subjacent an outer skin overlying an apex of a leading edge, and a skin deflection means immediately subjacent the outer skin chordwise aft of the apex. The skin heating means prevents the formation of i... | 09/04/2001 |
| 6265057 | Ice protection system An anti-icing blanket for preventing the accumulation of ice on aircraft surfaces due to cold soaked fuel disposed beneath the surface comprises a thermally insulative layer bonded to the aircraft surface and an erosion resistant layer disposed over the i... | 07/24/2001 |
| 6247669 | Airfoil low ice adhesion surface A pneumatic deicing system includes a deicer assembly comprised of an outer layer having a low modulus of elasticity, an inner ply, and a plurality of inflatable members provided therebetween for imposing strain in ice accumulated thereon. The deicer asse... | 06/19/2001 |
| 6129314 | Hybrid deicer with element sequence A deicer comprises a skin heating device immediately subjacent an outer skin overlying an apex of a leading edge, and a skin deflection device immediately subjacent the outer skin chordwise aft of the apex. The skin heating device prevents the formation o... | 10/10/2000 |
| 6102333 | Electro-magnetic expulsion de-icing system The present invention is a de-icing system that uses electro-magnetic actuators mounted within the airfoil of an aircraft to effect de-icing. Advantageously, the actuators have low-energy requirements. Each actuator includes conductive strips fabricated o... | 08/15/2000 |
| 5921502 | Hybrid ice-protection system for use on roughness-sensitive airfoils An electro-thermal or hot gas anti-icer of the "running-wet" type is mounted at the leading edge of an airfoil. Mechanical de-icers are mounted on the surfaces aft of the anti-icer. The mechanical de-icers throw off ice without creating runback water, the... | 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 |
| 5845878 | Skin for a deicer An aircraft deicing assembly 101 for attachment to an airfoil 99 includes a deflection shell 101 disposed over a deflection means 102. The deflection shell is comprised of a primary layer 116 comprised of a high strength fabric reinforced with a phenolic ... | 12/08/1998 |
| 5813631 | Pneumatic deicing system with drain valve A pneumatic deicing system includes a deicer assembly comprised of an outer layer, an inner ply, and a plurality of inflatable members provided therebetween. The deicer assembly is disposed directly on top of and bonded to an airfoil. The deicer assembly ... | 09/29/1998 |
| 5782435 | Electro-magnetic expulsion de-icing system The present invention is de-icing system that uses electromagnetic actuators mounted within the airfoil of an aircraft to effect de-icing. Advantageously, the actuators have low voltage and current requirements. Each actuator includes conductive strips fa... | 07/21/1998 |
| 5743494 | Polyurethane deicer An improved ice protection apparatus 8 includes a top polyurethane layer 10, an active layer 12, and a base layer 14 cured together into a unitary matrix, wherein the base layer is either polyurethane or chloroprene. The active layer may be either a therm... | 04/28/1998 |
| 5685506 | Insect abatement system An insect abatement system prevents adhesion of insect debris to surfaces which must be kept substantially free of insect debris. An article is coated with an insect abatement coating comprising polyorganosiloxane with a Shore A hardness of less than 50 a... | 11/11/1997 |
| 5681014 | Torsional twist airfoil control means A control system for aircraft airfoils, which is an improvement over existing aileron, flap, spoiler and deicing technologies, in providing increased roll control and aerodynamic lifting and braking functions; with greatly reduced drag increased airspeed ... | 10/28/1997 |
| 5609314 | Skin for a deicer An aircraft deicing assembly 101 for attachment to an airfoil 99 includes a deflection shell 101 disposed over a deflection means 102. The deflection shell is comprised of a primary layer 116 comprised of a high strength fabric reinforced with a phenolic ... | 03/11/1997 |
| 5562265 | Vibrating pneumatic deicing system A pneumatic deicing system includes a deicer assembly comprised of an outer layer having a low modulus of elasticity, an inner ply, and a plurality of inflatable members provided therebetween. The deicer assembly is disposed directly on top of and bonded ... | 10/08/1996 |
| 5558304 | Deicer assembly utilizing shaped memory metals An apparatus for deicing an outer shell includes an element comprised of shaped memory metal which undergoes a transformation from a weaker low temperature form (Martensite) to a stronger, high temperature form (Austenite) when the element is heated throu... | 09/24/1996 |
