# US 10,246,199 B2 · Lighting device for aircraft allowing the integration of additional functions at its center > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,246,199 B2 - Document ID: US10246199B2 - Status: Granted - Kind: B2 - Application number: 15/167,575 - Filed: 2016-05-27 - Published: 2016-12-01 - Granted: 2019-04-02 - Earliest claimed: 2015-05-28 - Assignees: Zodiac Aero Electric - Applicants: Zodiac Aero Electric - Inventors: Philippe Millet; Claude Doule - Web page: https://patentgrep.com/patent/US10246199B2 ## CPC - B64D 47/04: the lighting devices being primarily intended to illuminate the way ahead - F21V 3/061: {the material being glass} - F21V 7/0008: {providing for indirect lighting} - F21V 7/0083: {Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane (combination of two or more reflectors F21V7/0025)} - F21V 7/06: with parabolic curvature - F21V 7/24: characterised by the material - F21V 7/28: characterised by coatings - F21V 23/0478: {by means of an image recording device, e.g. a camera} - F21V 29/70: characterised by passive heat-dissipating elements, e.g. heat-sinks - G08G 5/54: for approach or landing - B64D 47/08: Arrangements of cameras - B64D 2203/00: Aircraft or airfield lights using LEDs - F21W 2107/30: for aircraft - F21Y 2101/00: Point-like light sources - F21Y 2107/30: on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section - F21Y 2115/10: Light-emitting diodes [LED] - G01S 13/934: on airport surfaces, e.g. while taxiing - B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - G08G: TRAFFIC CONTROL SYSTEMS (guiding railway traffic, ensuring the safety of railway traffic B61L; arrangement of road signs or traffic signals E01F9/00; radar or analogous systems, sonar systems, lidar systems specially adapted for traffic control G01S13/91, G01S15/88, G01S17/88; {radar or analogous systems, sonar systems, lidar systems specially adapted for anti-collision purposes G01S13/93, G01S15/93, G01S17/93}) - F21W: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES ## Abstract A Light Emitting Diode (LED) light for an aircraft includes a hollow cylindrical body, a plurality of LEDs mounted in the hollow body, and at least one reflector to receive light beams emitted by the LEDs and configured to direct the light beams in a lighting direction of the LED light. The LEDs are mounted on a cylindrical support and disposed radially in the cylindrical body, and the cylindrical support has a polygonal contour. ## Claims ### Claim 1 A Light Emitting Diode (LED) light for an aircraft, comprising: a hollow cylindrical body attached to the aircraft's exterior; a plurality of LEDs, mounted in the hollow cylindrical body, to illuminate an area outside the aircraft; and at least one reflector to receive light beams emitted by the LEDs and configured to direct the light beams in a lighting direction of the LED light, wherein: the LEDs are (i) mounted on a cylindrical support and (ii) disposed on an external peripheral wall of the support radially in the hollow cylindrical body, the cylindrical support having a polygonal contour; at least one piece of equipment to execute an auxiliary function is mounted at a center of the support; the at least one piece of equipment is selected from the group consisting of a radar and a sensor; and the at least one piece of equipment and the LEDs are configured to function independently. ### Claim 2 (depends on 1) The LED light according to claim 1, wherein: the external peripheral wall of the support is composed of multiple sides, angled relative to one another, that together form the polygonal contour of the support; and each side of the cylindrical support having the polygonal contour comprises multiple LEDs of the plurality of LEDs. ### Claim 3 (depends on 1) The LED light according to claim 1, wherein the piece of equipment is covered by a glass that is transparent to light. ### Claim 4 (depends on 3) The LED light according to claim 3, wherein the glass comprises a de-icer. ### Claim 5 (depends on 1) The LED light according to claim 1, wherein the support includes a front face comprising a radiator for dissipating thermal energy, and the radiator is annular or disk shaped. ### Claim 6 (depends on 1) The LED light according to claim 1, wherein the diodes are mounted on at least one printed circuit board fixed on the support. ### Claim 7 (depends on 1) The LED light according to claim 1, further comprising an electronic power supply card for powering the diodes mounted to and housed by the support in the body, the electronic power supply card being configured to supply power to the plurality of LEDs and the piece of equipment. ### Claim 8 (depends on 7) The LED light according to claim 7, wherein the electronic power supply card is housed between the external peripheral wall of the support and an internal wall of the support. ### Claim 9 (depends on 8) The LED light according to claim 8, wherein the electronic power supply card is annular in shape. ### Claim 10 (depends on 1) The LED light according to claim 1, further comprising an annular glass sealably covering the diodes and the reflector. ### Claim 11 (depends on 1) The LED light according to claim 1, wherein the body includes a rear face comprising a radiator for dissipation of thermal energy. ### Claim 12 (depends on 1) The LED light according to claim 1, further comprising a set of juxtaposed reflector elements of revolution having a typically parabolic generatrix. ### Claim 13 (depends on 12) The LED light according to claim 12, wherein each diode is associated with a reflecting element. ### Claim 14 (depends on 12) The LED light according to claim 12, further comprising reflector elements inclinedly mounted with respect to the lighting direction of the LED light. ### Claim 15 (depends on 14) The LED light according to claim 14, wherein the reflector elements comprise injection molded plastic covered with a layer of light-reflecting aluminum.