Patents by Inventor Cornelis Rijsenbrij

Cornelis Rijsenbrij 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).

  • Hoisting frame and method for its use
    Publication number: 20060043748
    Abstract: The invention relates to a hoisting frame which can be connected on the upper side to hoisting cables and has means on the underside for picking up a secondary hoisting frame. The hoisting frame is adjustable between a retracted position, in which its transverse dimension is equal to that of the secondary hoisting frame, and an extended position. The pick-up means are adapted to pick up a single secondary hoisting frame in the retracted position and to pick up two mutually adjacent secondary hoisting frames in the extended position.
    Type: Application
    Filed: June 5, 2003
    Publication date: March 2, 2006
    Inventors: Cornelis Stinis, Karel Drenth, Cornelis Rijsenbrij, Jeroen Bruijn