Patents by Inventor Hartmut Rosenberger

Hartmut Rosenberger 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).

  • Pumping station with efficiency increasing and backflow preventing structure
    Patent number: 6681801
    Abstract: A pump station including a structure that includes at least one inlet chamber and at least one discharge chamber arranged on a different level. A separating wall is arranged within the structure between the two chambers, and at least one pump delivers a liquid from the inlet chamber through the separating wall into the discharge chamber. The discharge chamber includes a discharge opening having an upper edge which is below the liquid level that is present in a discharge downstream of the discharge chamber. The pump is provided with an upwardly extending liquid conveying device which ends in an open outlet that opens into the discharge chamber above the upper edge of the discharge opening.
    Type: Grant
    Filed: January 14, 2003
    Date of Patent: January 27, 2004
    Assignee: KSB Aktiengesellschaft
    Inventors: Wolfgang Hoehn, Hans-Dieter Knoepfel, Gerhard Meyer, Wolfgang Roesler, Hartmut Rosenberger
  • Pumping station with efficiency increasing and backflow preventing structure
    Publication number: 20030152470
    Abstract: A pump station including a structure that includes at least one inlet chamber and at least one discharge chamber arranged on a different level. A separating wall is arranged within the structure between the two chambers, and at least one pump delivers a liquid from the inlet chamber through the separating wall into the discharge chamber. The discharge chamber includes a discharge opening having an upper edge which is below the liquid level that is present in a discharge downstream of the discharge chamber. The pump is provided with an upwardly extending liquid conveying device which ends in an open outlet that opens into the discharge chamber above the upper edge of the discharge opening.
    Type: Application
    Filed: January 14, 2003
    Publication date: August 14, 2003
    Applicant: KSB Aktiengesellschaft
    Inventors: Wolfgang Hoehn, Hans-Dieter Knoepfel, Gerhard Meyer, Wolfgang Roesler, Hartmut Rosenberger