Patents by Inventor Gerald Niehaus

Gerald Niehaus 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).

  • Method and apparatus for storing and handling trays for workpieces
    Patent number: 4702660
    Abstract: The invention relates to an apparatus and method for handling and storing a plurality of workpieces on trays. A storage rack is provided and a plurality of trays may be stored in vertical stacked relationship. A trackway is provided for transferring trays into and from the storage rack and transfer mechanism is provided for transferring simultaneously a plurality of workpieces to or from individual rows on the trays. Rotatable support arms are engageable with the vertically stacked trays to support the trays above the lowermost tray so that the lowermost tray can slide into or out of the storage rack. The support arms move into operative or inoperative position when the lowermost tray is in a partially withdrawn position.
    Type: Grant
    Filed: November 12, 1985
    Date of Patent: October 27, 1987
    Assignee: Evana Tool & Engineering Inc.
    Inventors: Gerald Niehaus, Ernest Bivens