Patents by Inventor Leonardus Josephus Maria Van Pul

Leonardus Josephus Maria Van Pul 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: 6311824
    Abstract: The invention relates to a rotatable gripper device (1) for picking up and rotating products which are supplied on a conveyor belt. The device according to the invention comprises a gripper head (2, 3) which can rotate about a vertical central shaft (4) and has a gripping member (18) which can rotate about its axis. For upward and downward movement, the device comprises a first cam roller (6, 7) and cam discs (8), and for rotation about the axis comprises a second cam roller (9, 10) and cam disc (11). The device according to the invention is of a simple and relatively lightweight design, so that it is suitable for operating at high speeds. The gripper device according to the invention can be used to accurately set the rotational path of the gripping member (18) at the gripping position and the release position, by means of the shape of the cam disc, in order to produce a gradual transfer.
    Type: Grant
    Filed: April 28, 2000
    Date of Patent: November 6, 2001
    Assignee: Klockner Hansel Tevopharm B.V.
    Inventor: Leonardus Josephus Maria Van Pul