Patents by Inventor Ernst Bartels

Ernst Bartels 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: 6215213
    Abstract: A drive arrangement for a motor vehicle includes an internal combustion engine with a crankshaft which is selectively connectable to an output drive shaft via an interposed clutch system. The clutch system has at least two flywheel masses which are rotatable relative to each other. A first flywheel mass comprises at least one primary flange which is permanently connected to the crankshaft. The clutch system also includes an electric machine which has a rotor with a rotor carrier, the electric machine being arranged in the clutch system so that the primary flange is part of the rotor carrier.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: April 10, 2001
    Assignee: Mannesmann Sachs AG
    Inventors: Bernd Förster, Ernst Bartels, Dieter Bauch-Panetzky, Cora Carlson, Martin Ochs, Alfred Tareilus, Reinhold Weidinger, Jürgen Weimer
  • Patent number: 5967281
    Abstract: A friction clutch with a housing, a clutch disk having friction facings, and a diaphragm spring which presses a pressure plate against the clutch disk, contacts a knife edge formed at the pressure plate when the clutch is engaged, and lifts off from this knife edge to open the clutch. The housing and the diaphragm spring are connected so as to be fixed with respect to rotation relative to one another. The housing has a plurality of recesses which are arranged so as to be distributed along the circumference at the height of the knife edge. The diaphragm spring is provided on the radial outer side with a corresponding quantity of fingers, each of which engages in a recess when the clutch is open.
    Type: Grant
    Filed: March 2, 1998
    Date of Patent: October 19, 1999
    Assignee: Mannesmann Sachs AG
    Inventors: Ernst Bartels, Bernhard Schierling