Patents by Inventor Paul A. Adrian

Paul A. Adrian 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: 4136509
    Abstract: Apparatus for harvesting vegetable heads is disclosed. A sensing means including a pair of parallel, laterally movable, head-engaging units, which are counter-rotated, is fixed to a frame. A cutting means is mounted on the frame and is responsive to the sensing means. The cutting means includes a horizontal knife blade rotatable 180.degree. for each head cut. The severed head is removed from the cutting area by a pair of counter-rotating lifter belts.
    Type: Grant
    Filed: April 20, 1977
    Date of Patent: January 30, 1979
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Don H. Lenker, Dennis F. Nascimento, Paul A. Adrian