Patents by Inventor Elmar Gröschel

Elmar Gröschel 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).

  • Nozzle ring for a radial turbine and exhaust gas turbocharger including the same
    Patent number: 11739651
    Abstract: A nozzle ring for a radial turbine includes a disc-shaped main body having a central opening for passing a shaft therethrough. Additionally, the nozzle ring includes guide vanes disposed circumferentially in a radially outer portion on a first surface of the main body. Two or more bores are provided in a radially inner portion of the main body. Further, a groove is provided in the first surface of the main body, the groove connecting at least two of the two or more bores.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: August 29, 2023
    Assignee: Turbo Systems Switzerland Ltd
    Inventors: Brian Alexander, Elmar Gröschel, Bernhard Klein
  • NOZZLE RING FOR A RADIAL TURBINE AND EXHAUST GAS TURBOCHARGER INCLUDING THE SAME
    Publication number: 20220275729
    Abstract: A nozzle ring (10) for a radial turbine is described. The nozzle ring includes a disc-shaped main body (11) having a central opening (12) for passing a shaft there through. Additionally, the nozzle ring includes guide vanes (14) disposed circumferentially in a radially outer portion on a first surface (11A) of the main body (11). Two or more bores (17) are provided in a radially inner portion el of the main body (11). Further, a groove (171) is provided in the first surface (11A) of the main body (11), the groove (171) connecting at least two of the two of more bores (17).
    Type: Application
    Filed: February 21, 2019
    Publication date: September 1, 2022
    Inventors: Brian Alexander, Elmar Gröschel, Bernhard Klein