Patents by Inventor Marvin J. Petersen

Marvin J. Petersen 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: 4372184
    Abstract: A cutting assembly is provided for use in cutting vegetable products, such as potatoes and the like, into a longitudinally extending central core and a plurality of longitudinally extending outer strips having a generally arcuate cross section. The cutting assembly is mounted along an hydraulic flow path defined by an inlet pressure conduit for passage of the product one at a time at a relatively high velocity into cutting engagement with a core knife and a plurality of strip knives and for separation of the core and the outer strips for respective flow along an inner core discharge conduit and a concentric outer strip discharge conduit. The cutting assembly is supported within an assembly housing between the inlet conduit and the discharge conduits with the core knife having a cylindrical shape for mounting at the upstream end of the core discharge conduit and defining a circular leading cutting edge along the axis of the flow path.
    Type: Grant
    Filed: February 25, 1981
    Date of Patent: February 8, 1983
    Assignee: J. R. Simplot Company
    Inventors: Wayland I. Fisher, Marvin J. Petersen