Patents by Inventor Jacobus Wilhelmus Janssen

Jacobus Wilhelmus Janssen 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: 4108565
    Abstract: A potato processing apparatus which comprises a rotatable potato receiving means having a number of receptacles into which potatoes to be processed are rotated. At least one potato processing station is provided adjacent the receiving means and has potato compressing, cutting and removing means. Rotation of the receiving means is synchronized with operation of the processing station or stations such that with a potato rotated on a receptacle the compressing means operate to firmly lodge said potato within the receptacle following which the cutting means are engaged with the potato so as to cut it into a substantially spherical shape. The removing means then operate to remove the substantially spherical shaped potato from the receptacle. There is also provided potato handling apparatus which cooperates with the processing station or stations to lodge potatoes in successive receptacles as they enter the respective processing station.
    Type: Grant
    Filed: July 21, 1977
    Date of Patent: August 22, 1978
    Inventor: Jacobus Wilhelmus Janssen