Patents by Inventor Elmar Schrewe

Elmar Schrewe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10989382
    Abstract: An aircraft lighting device includes a circuit board; an LED soldered to the circuit board; an optical element supported by the circuit board and positioned for re-directing at least part of the light emitted by the LED; a magnetic coupling between the circuit board and the optical element; and at least one surface mounted device included in the optical element, such surface mounted device including a pin soldered to the circuit board.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 27, 2021
    Assignee: GOODRICH LIGHTING SYSTEMS GMBH
    Inventors: Anil Kumar Jha, Andre Hessling-Von Heimendahl, Elmar Schrewe
  • Publication number: 20200363031
    Abstract: A lighting device includes a circuit board; an LED, soldered to the circuit board; an optical element, supported by the circuit board and positioned for re-directing at least part of the light in operation emitted by the LED; and a magnetic coupling between the circuit board and the optical element.
    Type: Application
    Filed: December 4, 2019
    Publication date: November 19, 2020
    Inventors: Anil Kumar JHA, Andre HESSLING-VON HEIMENDAHL, Elmar SCHREWE
  • Patent number: 10815004
    Abstract: A lens structure for placement over a light source and for attachment to a circuit board around the light source includes a circuit board engagement portion for being placed towards the circuit board, a recess provided in the circuit board engagement portion for receiving the light source upon attachment of the lens structure to the circuit board, a light entry surface around the recess, a lens body, a light exit surface distal from the circuit board engagement portion, and an attachment structure, the attachment structure being partially molded into the lens body and partially extending from the lens body for attaching the lens structure to the circuit board.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: October 27, 2020
    Assignee: GOODRICH LIGHTING SYSTEMS GMBH
    Inventors: Marion Depta, Norbert Menne, Elmar Schrewe
  • Patent number: 10273022
    Abstract: An aircraft LED light unit comprises at least one printed circuit board which comprises at least one metal core layer and at least one dielectric layer, and at least one LED disposed on the printed circuit board and which comprises an anode and a cathode for electrically coupling to a power source. One of the anode and cathode of the at least one LED is connected to an electrical conductor which is disposed on the dielectric layer and is coupled to a first terminal of the power source, wherein the dielectric layer electrically isolates the electrical conductor from the metal core layer, and the other one of the anode and cathode of the at least one LED is connected to the metal core layer of the at least one printed circuit board, wherein the metal core layer is coupled to a second terminal of the power source.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: April 30, 2019
    Assignee: GOODRICH LIGHTING SYSTEMS GMBH
    Inventors: Anil Kumar Jha, Norbert Menne, Elmar Schrewe, Robert Trinschek, Andre Hessling-von Heimendahl
  • Publication number: 20190016473
    Abstract: A lens structure for placement over a light source and for attachment to a circuit board around the light source includes a circuit board engagement portion for being placed towards the circuit board, a recess provided in the circuit board engagement portion for receiving the light source upon attachment of the lens structure to the circuit board, a light entry surface around the recess, a lens body, a light exit surface distal from the circuit board engagement portion, and an attachment structure, the attachment structure being partially molded into the lens body and partially extending from the lens body for attaching the lens structure to the circuit board.
    Type: Application
    Filed: July 13, 2018
    Publication date: January 17, 2019
    Inventors: Marion DEPTA, Norbert MENNE, Elmar SCHREWE
  • Patent number: 9989234
    Abstract: An interior aircraft LED light unit includes at least one printed circuit board, on which a plurality of LEDs are connected to a power source, each one of the plurality of LEDs having a predetermined distance to the power source, and each one of the plurality of LEDs being associated with a respective thermal transfer member having a predetermined size, for transferring heat away from the respective LED, wherein, for at least some of the plurality of LEDs the predetermined size of the respective thermal transfer member varies with the predetermined distance of the LED to the power source.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: June 5, 2018
    Assignee: GOODRICH LIGHTING SYSTEMS GMBH
    Inventors: Robert Trinschek, Elmar Schrewe, Tomasz Kordecki
  • Patent number: 9694913
    Abstract: An aircraft LED light unit is disclosed that includes a flat electric circuit device having a first main surface, a second main surface and at least one side surface extending between the first main surface and the second main surface, power supply circuitry, disposed in the electric circuit device, at least one heat transport element, disposed in the electric circuit device, and at least one LED. The at least one LED is arranged on the at least one side surface of the electric circuit device, is electrically coupled to the power supply circuitry, and is in heat exchange relationship with the at least one heat transport element.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: July 4, 2017
    Assignee: GOODRICH LIGHTING SYSTEMS GMBH
    Inventors: Norbert Menne, Elmar Schrewe, Klaus Gierse-Plogmeier
  • Publication number: 20170015435
    Abstract: An aircraft LED light unit comprises at least one printed circuit board which comprises at least one metal core layer and at least one dielectric layer, and at least one LED disposed on the printed circuit board and which comprises an anode and a cathode for electrically coupling to a power source. One of the anode and cathode of the at least one LED is connected to an electrical conductor which is disposed on the dielectric layer and is coupled to a first terminal of the power source, wherein the dielectric layer electrically isolates the electrical conductor from the metal core layer, and the other one of the anode and cathode of the at least one LED is connected to the metal core layer of the at least one printed circuit board, wherein the metal core layer is coupled to a second terminal of the power source.
    Type: Application
    Filed: July 14, 2016
    Publication date: January 19, 2017
    Inventors: Anil Kumar Jha, Norbert Menne, Elmar Schrewe, Robert Trinschek, Andre Hessling-von Heimendahl
  • Publication number: 20160281971
    Abstract: An interior aircraft LED light unit includes at least one printed circuit board, on which a plurality of LEDs are connected to a power source, each one of the plurality of LEDs having a predetermined distance to the power source, and each one of the plurality of LEDs being associated with a respective thermal transfer member having a predetermined size, for transferring heat away from the respective LED, wherein, for at least some of the plurality of LEDs the predetermined size of the respective thermal transfer member varies with the predetermined distance of the LED to the power source.
    Type: Application
    Filed: March 25, 2016
    Publication date: September 29, 2016
    Inventors: Robert Trinschek, Elmar Schrewe, Tomasz Kordecki
  • Publication number: 20150036367
    Abstract: An aircraft LED light unit is disclosed that includes a flat electric circuit device having a first main surface, a second main surface and at least one side surface extending between the first main surface and the second main surface, power supply circuitry, disposed in the electric circuit device, at least one heat transport element, disposed in the electric circuit device, and at least one LED. The at least one LED is arranged on the at least one side surface of the electric circuit device, is electrically coupled to the power supply circuitry, and is in heat exchange relationship with the at least one heat transport element.
    Type: Application
    Filed: July 30, 2014
    Publication date: February 5, 2015
    Inventors: Norbert MENNE, Elmar SCHREWE, Klaus GIERSE-PLOGMEIER
  • Patent number: 7014557
    Abstract: The air outlet device (10) for the interior of a vehicle, particularly for being arranged above a seat of a vehicle such as, e.g., an airplane, a bus or the like, is provided with an air outlet element (38) comprising at least one air inlet opening (44) and an air outlet opening (45). Further, the air outlet device (10) comprises a slide element (46) for blocking and unblocking the at least one air inlet opening (44) and an actuating element (30) for moving the slide element (46), which is arranged at the air outlet opening (45) and comprises a collar. The actuating element (30) is supported so as to be pivotable about a longitudinal axis (50) of the collar. When the actuating element (30) is rotated, the slide element (46) is movable along a curved path for blocking and unblocking.
    Type: Grant
    Filed: July 22, 2004
    Date of Patent: March 21, 2006
    Assignee: Goodrich Hella Aerospace Lighting Systems GmbH
    Inventors: Stefan Thomassin, Stefan Harasta, Elmar Schrewe
  • Publication number: 20050064809
    Abstract: The air outlet device (10) for the interior of a vehicle, particularly for being arranged above a seat of a vehicle such as, e.g., an airplane, a bus or the like, is provided with an air outlet element (38) comprising at least one air inlet opening (44) and an air outlet opening (45). Further, the air outlet device (10) comprises a slide element (46) for blocking and unblocking the at least one air inlet opening (44) and an actuating element (30) for moving the slide element (46), which is arranged at the air outlet opening (45) and comprises a collar. The actuating element (30) is supported so as to be pivotable about a longitudinal axis (50) of the collar. When the actuating element (30) is rotated, the slide element (46) is movable along a curved path for blocking and unblocking.
    Type: Application
    Filed: July 22, 2004
    Publication date: March 24, 2005
    Inventors: Stefan Thomassin, Stefan Harasta, Elmar Schrewe
  • Patent number: 6390653
    Abstract: A lamp for a vehicle, in particular for aircraft, has a housing in which a light source is arranged, with the housing including a first housing part detachably attached to a second housing part, the first and second housing parts being coaxially arranged. Each of the first and second housing parts has at least one projection extending in the axial direction from an edge thereof, for inter-engaging in a corresponding recess of the other housing part. Each projection has a retaining nose protruding in the radial, transverse, direction to form a groove into which a locking element can be inserted to lock the first housing part to the second housing part.
    Type: Grant
    Filed: November 29, 2000
    Date of Patent: May 21, 2002
    Assignee: Hella Aerospace GmbH
    Inventor: Elmar Schrewe
  • Publication number: 20020027782
    Abstract: A lamp for a vehicle, in particular for aircraft, has a housing in which a light source is arranged, with the housing including a first housing part detachably attached to a second housing part, the first and second housing parts being coaxially arranged. Each of the first and second housing parts has at least one projection extending in the axial direction from an edge thereof, for inter-engaging in a corresponding recess of the other housing part. Each projection has a retaining nose protruding in the radial, transverse, direction to form a groove into which a locking element can be inserted to lock the first housing part to the second housing part.
    Type: Application
    Filed: November 29, 2000
    Publication date: March 7, 2002
    Inventor: Elmar Schrewe