Patents by Inventor Burkhard Herrmann

Burkhard Herrmann 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: 11591821
    Abstract: A modular closure device for different closure elements, such as finger levers, plate cylinders, profile cylinders, profile half cylinders, for locking a pivot lever in a recess, is described, wherein the closure elements can be inserted and fastened in a receptacle arranged in the recess or the pivot lever, either from the front or from the rear, characterised in that the closure device, which has an interchangeable insert adapted to the closure device and having a different design for the various receptacles, interacts with a guide in such a way that this can be inserted into the recess or into the pivot lever, and the recess or the pivot lever having the inserted interchangeable insert can be plugged in a door leaf through an opening in the door leaf or the like and can be fastened with a cap.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: February 28, 2023
    Assignee: DIRAK Dieter Ramsauer Konstruktionselemente GmbH
    Inventors: Cem Olkay, Burkhard Herrmann
  • Publication number: 20210102400
    Abstract: A modular closure device for different closure elements, such as finger levers, plate cylinders, profile cylinders, profile half cylinders, for locking a pivot lever in a recess, is described, wherein the closure elements can be inserted and fastened in a receptacle arranged in the recess or the pivot lever, either from the front or from the rear, characterised in that the closure device, which has an interchangeable insert adapted to the closure device and having a different design for the various receptacles, interacts with a guide in such a way that this can be inserted into the recess or into the pivot lever, and the recess or the pivot lever having the inserted interchangeable insert can be plugged in a door leaf through an opening in the door leaf or the like and can be fastened with a cap.
    Type: Application
    Filed: March 8, 2018
    Publication date: April 8, 2021
    Inventors: Cem Olkay, Burkhard Herrmann