Patents by Inventor Sebastian KERTZSCHER

Sebastian KERTZSCHER 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).

  • Trailing piston having a support lip
    Patent number: 11835139
    Abstract: A self-sealing and self-centering piston has a domed piston plate and a substantially cylindrical skirt section. The skirt section joins the rear of the piston plate. A gap having a depth is formed between a first portion of the skirt section and a front lamella. A rear lamella adjoins the front lamella. In addition, a second section of the skirt section has a first seal and a second seal.
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: December 5, 2023
    Assignee: Ritter GmbH
    Inventors: Stephan Schatz, Sebastian Kertzscher, Oliver Wolf, Frank Finis
  • TRAILING PISTON HAVING A SUPPORT LIP
    Publication number: 20220325799
    Abstract: A self-sealing and self-centering piston has a domed piston plate and a substantially cylindrical skirt section. The skirt section joins the rear of the piston plate. A gap having a depth is formed between a first portion of the skirt section and a front lamella. A rear lamella adjoins the front lamella. In addition, a second section of the skirt section has a first seal and a second seal.
    Type: Application
    Filed: February 28, 2022
    Publication date: October 13, 2022
    Inventors: Stephan SCHATZ, Sebastian KERTZSCHER, Oliver WOLF, Frank FINIS