Patents by Inventor Wybe Laverman

Wybe Laverman 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).

  • Dock leveller, lip for dock leveller and lip hinge construction
    Patent number: 7603733
    Abstract: A dock leveller, comprising a deck plate having a deck upper surface, which deck plate is pivotably connectable with a platform; a lip having a lip upper surface, which lip upper surface, with the deck upper surface, forms at least a part of a transport surface; and a lip hinge construction with a pivot element which pivotably connects an end of the lip and an end of the deck plate of the dock leveller, characterized in that the upper surface of the lip, through the pivot element, is placeable at a positive angle or a negative angle relative to a position in line with the upper surface of the deck, being pivotable to both one side and the other side.
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: October 20, 2009
    Assignee: Stertil B.V.
    Inventors: Wybe Laverman, Jan Berends
  • Dock leveller, lip for dock leveler and lip hinge construction
    Publication number: 20060150348
    Abstract: A dock leveller, comprising a deck plate having a deck upper surface, which deck plate is pivotably connectible with a platform; a lip having a lip upper surface, which lip upper surface, with the deck upper surface, forms at least a part of a transport surface; and a lip hinge construction with a pivot element which pivotably connects an end of the lip and an end of the deck plate of the dock leveller, characterized in that the upper surface of the lip, through the pivot element, is placeable at a positive angle or a negative angle relative to a position in line with the upper surface of the deck, being pivotable to both one side and the other side.
    Type: Application
    Filed: October 29, 2003
    Publication date: July 13, 2006
    Inventors: Wybe Laverman, Jan Berends