Patents by Inventor Dirk Elger

Dirk Elger 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).

  • Publication number: 20240052949
    Abstract: Operating method for a valve system, computer program product, controller, valve actuator, valve system and simulation program product, where a valve is moveable between first and second end positions, the valve system is initially made available in an active operating state, the first end position of the valve is approached by actuating the valve actuator and the first end position is detected as a first absolute position of an actuating shaft and, alternatively or additionally, the second end position of the valve is approached by actuating the valve actuator and the second end position is detected as a second absolute position of the actuating shaft, a design of the valve is identified via the first and/or second absolute position of the actuating shaft by an algorithm, and the identified design of the valve is transmitted by the valve actuating apparatus to a controller and/or is parameterized via the identified design.
    Type: Application
    Filed: August 11, 2023
    Publication date: February 15, 2024
    Inventors: Claus KÄLIN, Nicolas GREIN, Dirk ELGER, Eric EGGERT
  • Patent number: 5690455
    Abstract: An expansible anchor for anchoring in a hole drilled in a concrete part has a shaft having a rear end for fastening an article and a front end with a portion of reduced cross-section and an adjoining expander cone; a slide-enhancing sleeve arranged on the shank, an expansible sleeve arranged on the shank and on the slide-enhancing sleeve, the slide-enhancing sleeve being formed as a thin-walled plastic sleeve having a continuous longitudinal slit and arranged on the reduced portion of the shank, the plastic sleeve having a stop edge that abuts the expansible sleeve and formed so that the slide-enhancing sleeve is pushable with the stop edge onto the expander cone when the expander cone is drawn into the expansible sleeve.
    Type: Grant
    Filed: November 8, 1996
    Date of Patent: November 25, 1997
    Assignee: fischerwerke Artur Fischer GmbH & Co. KG
    Inventors: Artur Fischer, Dirk Elger