Patents by Inventor Michael Edgar Luppold

Michael Edgar Luppold 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).

  • Electric heating device
    Patent number: 8704139
    Abstract: The invention relates to a heating device comprising at least one tube housing in which at least one PTC heating element is arranged, and heat exchangers which are secured on the tube housing. According to the invention, it is provided that the heat exchangers are secured on the tube housing by stamping.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: April 22, 2014
    Assignee: BorgWarner BERU Systems GmbH
    Inventors: Michael Edgar Luppold, Alexander Dauth, Juergen Kochems, Klaus Lehmann, Joerg Weigold, Hans-Peter Etzkorn
  • Electric heating system, in particular for use as an auxiliary heating system for automobiles
    Patent number: 8642926
    Abstract: An electric heating system, in particular an auxiliary heating system in automobiles, in which the heating system has several heating rods (1), arranged side-by-side; the heating rods (1) are connected to each other by means of alike metal plates (4) that are slid onto the heating rods (1); the heating rods (1) have for this purpose a series of slotted holes (3) that extend in the longitudinal direction (10) of the metal plates (4); the slotted holes (3) have longitudinal edges, facing each other, that clamp the heating rods (1) between them; and at least one part of the slotted holes (3) in each metal plate (4) is longer by more than the manufacturing tolerance, than the width of the heating rods (1) measured in the longitudinal direction (10) of the metal plates (4).
    Type: Grant
    Filed: November 19, 2007
    Date of Patent: February 4, 2014
    Assignee: BorgWarner BERU Systems GmbH
    Inventors: Jürgen Kochems, Michael Edgar Luppold, Rolf Merte
  • Electric Heating Device
    Publication number: 20120261403
    Abstract: The invention relates to a heating device comprising at least one tube housing in which at least one PTC heating element is arranged, and heat exchangers which are secured on the tube housing. According to the invention, it is provided that the heat exchangers are secured on the tube housing by stamping.
    Type: Application
    Filed: April 13, 2012
    Publication date: October 18, 2012
    Inventors: Michael Edgar Luppold, Alexander Dauth, Juergen Kochems, Klaus Lehmann, Joerg Weigold, Hans-Peter Etzkorn
  • Electric heating system, in particular for use as an auxiliary heating system for automobiles
    Publication number: 20080135536
    Abstract: An electric heating system, in particular an auxiliary heating system in automobiles, with below characteristics: The heating system has several heating rods (1), arranged side-by-side The heating rods (1) are connected to each other by means of alike metal plates (4) that are slid onto the heating rods (1) the heating rods (1) have for this purpose a series of slotted holes (3) that extend in the longitudinal direction (10) of the metal plates (4) the slotted holes (3) have longitudinal edges, facing each other, that clamp the heating rods (1) between them; at least one part of the slotted holes (3) in each metal plate (4) is longer by more than the manufacturing tolerance, than the width of the heating rods (1) measured in the longitudinal direction (10) of the metal plates (4).
    Type: Application
    Filed: November 19, 2007
    Publication date: June 12, 2008
    Inventors: Jurgen Kochems, Michael Edgar Luppold, Rolf Merte