Patents by Inventor Sabine WEIMANN

Sabine WEIMANN 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).

  • Door actuator for opening and/or closing a door
    Patent number: 11578522
    Abstract: A door actuator for opening and/or closing a door, includes a fluid housing with an inner compartment, which is filled with fluid, in particular hydraulic oil, a fluid housing opening in the fluid housing for draining the fluid at thermal overload, a thermally activatable valve for opening, which closes the fluid housing opening, and a collecting device, which is disposed outside the fluid housing opposite the fluid housing opening, forms a collecting space for the fluid, is open towards the fluid housing opening, and includes at least one drain opening for draining the fluid from the collecting space.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: February 14, 2023
    Assignee: DORMAKABA DEUTSCHLAND GMBH
    Inventors: Alexander Hellwig, Thomas Salutzki, Sabine Weimann
  • DOOR ACTUATOR FOR OPENING AND/OR CLOSING A DOOR
    Publication number: 20210372190
    Abstract: A door actuator for opening and/or closing a door, comprising includes a fluid housing with an inner compartment, which is filled with fluid, in particular hydraulic oil, a fluid housing opening in the fluid housing for draining the fluid at thermal overload, a thermally activatable valve for opening, which closes the fluid housing opening, and a collecting device which is disposed outside the fluid housing opposite the fluid housing opening, forms a collecting space for the fluid, is open towards the fluid housing opening, and includes at least one drain opening for draining the fluid from the collecting space.
    Type: Application
    Filed: May 18, 2021
    Publication date: December 2, 2021
    Inventors: Alexander HELLWIG, Thomas SALUTZKI, Sabine WEIMANN