Patents by Inventor Neil W. Curwen

Neil W. Curwen 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: 4964535
    Abstract: A dispensing apparatus, especially intended for particulate pet food, comprising a hopper having a metering chamber thereunder. The metering chamber has a tumbler rotatable by a motor and controlled by a control means. The tumbler has a longitudinal cavity to receive and dispense pet food and is journalled to the metering chamber with a flap bearing resiliently on it. The tumbler has a plurality of spaced apart fins radiating from it to prevent accumulation of dust and to inhibit jamming of the mechanism. The tumbler is also easily removable for cleaning. Also disclosed are food and water containers.
    Type: Grant
    Filed: June 16, 1989
    Date of Patent: October 23, 1990
    Inventor: Neil W. Curwen
  • Patent number: 4621590
    Abstract: A livestock leg restraining means having a first member (11) formed with a set of at least two open-ended recesses (15) located in side by side relationship. A second member (12) is pivotally mounted to one end of the first member (11) by a hinge (13) and is movable to a first position closing each recess (15). A retaining means (14) is adapted to engage the first and second members (11, 12) when the second member (12) is in the closed position. The legs of an animal are intended to be received in the recesses (15) and retained therein by the second member (12) when the latter is in the closed position.
    Type: Grant
    Filed: July 25, 1985
    Date of Patent: November 11, 1986
    Inventor: Neil W. Curwen