Patents by Inventor Josephus A. v.d. Nieuwelaar

Josephus A. v.d. Nieuwelaar 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).

  • Plucking device
    Patent number: 4811458
    Abstract: Plucking device with two elongated, cylindrical, plucking elements positioned at some distance from each other, to be rotated in opposite directions and mounted along a conveyor track for slaughtered poultry said elements being provided with helical toothing with such a pitch, that with a suitable chosen rotational speed of the elements, the poultry is driven by the elements in the longitudinal direction of the conveyor track.
    Type: Grant
    Filed: June 13, 1988
    Date of Patent: March 14, 1989
    Assignee: Stork PMT B.V.
    Inventors: Josephus A. v.d. Nieuwelaar, Petrus C. M. Janssen