Patents by Inventor Jens Vestergaard Boll

Jens Vestergaard Boll 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).

  • Impeller
    Patent number: 9243646
    Abstract: An impeller (2) for a centrifugal pump includes a first shroud having a plurality of blades (8). A second shroud is joined onto the first shroud by way of welding. Each blade (8) has an apex region (12), at which the blade contacts the second shroud. At least one of the blades (8) in a first section (20) of the apex region (12) has a weld connection to the second shroud, and in at least one second section (14) of the apex region (12) is free of a weld connection.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: January 26, 2016
    Assignee: Grundfos Management a/s
    Inventor: Jens Vestergaard Boll
  • Can of wet-running electric motor and pump assembly
    Patent number: 7839036
    Abstract: A can of a wet-running electric motor can be produced from a non-metallic material, wherein the non-metallic material is provided with at least one additional hermetically sealing layer. A pump unit having a can of this type is also provided.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: November 23, 2010
    Assignee: Grundfos Management a/s
    Inventors: Jørn Toftegaard Hansen, Cecilie Høj Laursen, Carsten Bloch, Jens Vestergaard Boll
  • Can of Wet-Running Electric Motor And Pump Assembly
    Publication number: 20090026878
    Abstract: A can of a wet-running electric motor can be produced from a non-metallic material, wherein the non-metallic material is provided with at least one additional hermetically sealing layer. A pump unit having a can of this type is also provided.
    Type: Application
    Filed: September 20, 2006
    Publication date: January 29, 2009
    Applicant: GRUNDFOS MANAGEMENT A/S
    Inventors: Jørn Toftegaard Hansen, Cecilie Høj Laursen, Carsten Bloch, Jens Vestergaard Boll