Patents by Inventor Karl-Henrik Svendsen

Karl-Henrik Svendsen 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).

  • Multi-stage centrifugal pump assembly (shaft)
    Patent number: 8376701
    Abstract: With the multi-stage centrifugal pump assembly, the connection between the motor shaft (7) and the pump shaft (9) is effected by way of a thread (26, 27), which joins the fits (31, 34) lying therebehind, between a pocket hole bore (24) in the pump-side end of the motor shaft (7) and the motor-side end of the pump shaft (9). Thereby, a transition fit (32) is provided in the region of the bearing (11), and a press fit 34 in the free region therebehind.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: February 19, 2013
    Assignee: Grundfos Management a/s
    Inventor: Karl-Henrik Svendsen
  • MULTI-STAGE CENTRIFUGAL PUMP ASSEMBLY (SHAFT)
    Publication number: 20100232950
    Abstract: With the multi-stage centrifugal pump assembly, the connection between the motor shaft (7) and the pump shaft (9) is effected by way of a thread (26, 27), which joins the fits (31, 34) lying therebehind, between a pocket hole bore (24) in the pump-side end of the motor shaft (7) and the motor-side end of the pump shaft (9). Thereby, a transition fit (32) is provided in the region of the bearing (11), and a press fit 34 in the free region therebehind.
    Type: Application
    Filed: March 10, 2010
    Publication date: September 16, 2010
    Applicant: GRUNDFOS MANAGEMENT A/S
    Inventor: Karl-Henrik SVENDSEN