Patents by Inventor FELIX KOCHENDOERFER

FELIX KOCHENDOERFER 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).

  • Electrodynamic transducer with back cover for heat dissipation
    Patent number: 9872107
    Abstract: An electrodynamic transducer includes a motor assembly and a diaphragm disposed forward of the motor assembly, the diaphragm having a front surface and a rear surface. A back cover supports the motor assembly and the diaphragm, the back cover creating an air cavity beneath the diaphragm rear surface. The back cover includes at least one heat-conducting member providing a heat transfer path from the motor assembly to the back cover.
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: January 16, 2018
    Assignee: Harman International Industries, Incorporated
    Inventors: Felix Kochendoerfer, Alex Pliner, Alexander Voishvillo
  • Electrodynamic Transducer with Back Cover for Heat Dissipation
    Publication number: 20160212543
    Abstract: An electrodynamic transducer includes a motor assembly and a diaphragm disposed forward of the motor assembly, the diaphragm having a front surface and a rear surface. A back cover supports the motor assembly and the diaphragm, the back cover creating an air cavity beneath the diaphragm rear surface. The back cover includes at least one heat-conducting member providing a heat transfer path from the motor assembly to the back cover.
    Type: Application
    Filed: January 15, 2016
    Publication date: July 21, 2016
    Inventors: Felix Kochendoerfer, Alex Pliner, Alexander Voishvillo
  • Electrodynamic loudspeaker with conducting elements
    Patent number: 9100738
    Abstract: A loudspeaker includes a motor assembly including a magnet having a first face and a second face, a back plate abutting the magnet first face, a pole piece centrally disposed with respect to the back plate and extending beyond the magnet second face, and a top plate concentrically disposed with respect to the pole piece and extending beyond the magnet second face. A non-magnetic conducting frame is attached to the top plate, a non-magnetic conducting cap is disposed within the motor assembly and encircling the pole piece, a first non-magnetic conducting ring is disposed within the motor assembly and encircling the pole piece, and at least one second non-magnetic conducting ring is disposed within the motor assembly and abutting the back plate.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: August 4, 2015
    Assignee: Harman International Industries, Inc.
    Inventors: Alexander Voishvillo, Felix Kochendoerfer
  • Electrodynamic Loudspeaker with Conducting Elements
    Publication number: 20150078610
    Abstract: A loudspeaker includes a motor assembly including a magnet having a first face and a second face, a back plate abutting the magnet first face, a pole piece centrally disposed with respect to the back plate and extending beyond the magnet second face, and a top plate concentrically disposed with respect to the pole piece and extending beyond the magnet second face. A non-magnetic conducting frame is attached to the top plate, a non-magnetic conducting cap is disposed within the motor assembly and encircling the pole piece, a first non-magnetic conducting ring is disposed within the motor assembly and encircling the pole piece, and at least one second non-magnetic conducting ring is disposed within the motor assembly and abutting the back plate.
    Type: Application
    Filed: August 1, 2014
    Publication date: March 19, 2015
    Inventors: ALEXANDER VOISHVILLO, FELIX KOCHENDOERFER