Patents by Inventor Albert DROST

Albert DROST 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).

  • Sealing arrangement for an underwater mountable thruster of a marine vessel
    Patent number: 10018275
    Abstract: A sealing arrangement is used when mounting a thruster in a well box attached to a hull of a marine vessel. The well box has an axis, a bottom flange, a top flange, an annular wall therebetween and hoisting pipes fastened parallel with the axis to the bottom flange radially outside the annular wall. Both the well box and a mounting flange have at least one surface acting as a sealing surface between the well box and the thruster. At least one of the surfaces has a groove for a seal for preventing water from entering the well box. The well box has a rotationally symmetric wall with an internal guide surface and the mounting flange of the thruster has an axially extending rotationally symmetric part provided with an outer surface having means for sealing the mounting flange in relation to the well box.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: July 10, 2018
    Assignee: WÄRTSILÄ NETHERLANDS B.V.
    Inventors: Albert Drost, Jeroen Van Loon, Davor Bilic, Jan Kees De Bruin
  • SEALING ARRANGEMENT FOR AN UNDERWATER MOUNTABLE THRUSTER OF A MARINE VESSEL
    Publication number: 20180106380
    Abstract: A sealing arrangement is used when mounting a thruster in a well box attached to a hull of a marine vessel. The well box has an axis, a bottom flange, a top flange, an annular wall therebetween and hoisting pipes fastened parallel with the axis to the bottom flange radially outside the annular wall. Both the well box and a mounting flange have at least one surface acting as a sealing surface between the well box and the thruster. At least one of the surfaces has a groove for a seal for preventing water from entering the well box. The well box has a rotationally symmetric wall with an internal guide surface and the mounting flange of the thruster has an axially extending rotationally symmetric part provided with an outer surface having means for sealing the mounting flange in relation to the well box.
    Type: Application
    Filed: June 9, 2015
    Publication date: April 19, 2018
    Applicant: WARTSILA NETHERLANDS B.V.
    Inventors: Albert DROST, Jeroen VAN LOON, Davor BILIC, Jan Kees DE BRUIN