Patents by Inventor Michael LIEBLE

Michael LIEBLE 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).

  • Squirrel cage rotor
    Patent number: 11108309
    Abstract: A squirrel cage rotor, is made up of a shaft, a rotor laminated core with rotor bars which are arranged in the interior, and short-circuiting rings with clearances through which the bar ends of the rotor bars extend out of the rotor laminated core. The rotor bars, on their surface, at least partially have an electrical insulation layer, wherein the electrical insulation layer is cohesively connected only to the surface of the rotor bars. The squirrel cage rotor is intended, in particular, for use in an asynchronous machine.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: August 31, 2021
    Assignee: WIELAND-WERKE AG
    Inventors: Gerhard Thumm, Volker Voggeser, Michael Wolf, Christoph Kästle, Michael Lieble
  • SQUIRREL CAGE ROTOR
    Publication number: 20200127542
    Abstract: A squirrel cage rotor, is made up of a shaft, a rotor laminated core with rotor bars which are arranged in the interior, and short-circuiting rings with clearances through which the bar ends of the rotor bars extend out of the rotor laminated core. The rotor bars, on their surface, at least partially have an electrical insulation layer, wherein the electrical insulation layer is cohesively connected only to the surface of the rotor bars. The squirrel cage rotor is intended, in particular, for use in an asynchronous machine.
    Type: Application
    Filed: October 17, 2019
    Publication date: April 23, 2020
    Inventors: Gerhard THUMM, Volker VOGGESER, Michael WOLF, Christoph KÄSTLE, Michael LIEBLE