Patents by Inventor Willem Marius De Greef

Willem Marius De Greef 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).

  • Patent number: 5749453
    Abstract: An apparatus for transferring eggs from a first roller conveyor (1) to a second conveyor (2), with an orienting operation taking place during the transfer, so that the eggs on the second conveyor (2) are all oriented with their points to one side, the rollers (3) of the first roller conveyor being substantially hourglass-shaped and comprising a roller center part (3a) which is substantially cylindrical, the apparatus comprising pre-orienting devices (4) for bringing the eggs on the first roller conveyor (1) into a pre-oriented position (A), the apparatus being provided with a transfer conveyor (5) having grippers (6) which are each adapted to pick up an egg from the pre-oriented position (A), the grippers (6) being adapted to bring the eggs into an aligned position (C) and to transfer the eggs from the aligned position (C) to the second conveyor (2).
    Type: Grant
    Filed: March 8, 1996
    Date of Patent: May 12, 1998
    Assignee: FPS Food Processing Systems B.V.
    Inventors: Martin Doornekamp, Willem Van Veldhuisen, Willem Marius De Greef