Patents by Inventor Jan Weltzer

Jan Weltzer 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).

  • Rotor of an electric motor
    Patent number: 10808724
    Abstract: The invention relates to a rotor (30) of an electric motor having a shaft (33) and a magnet (32) disposed on said shaft (33), wherein the magnet (32) is attached to the shaft (33) using an injection molded plastic material and the plastic material forms a cooling vane (31) which generates a cooling air flow when the rotor (30) is in operation.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: October 20, 2020
    Assignee: ebm-papst Landshut GmbH
    Inventors: Jan Dannemann, Jan Weltzer, Martin Deininger, Martin Hertreiter, Frank Schlopakowski