Patents by Inventor William C. Churchwell

William C. Churchwell 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: 4945859
    Abstract: A feeder (10) is disclosed which includes a bucket (16) and a conical section (28) extending from the lower end of the bucket to a discharge opening (30). A distributing assembly (36) predictably meters feed (70) from the interior of the bucket and conical section either by the action of wind against a sphere (14) or by an electrical feeding assembly (102). The distributing assembly (36) includes a plate (38), a rod (40) pivoted from the plate and a disc (42) mounted on a rod. Posts (66, 68) on the disc (42) interact with orifices (44, 46) on the plate to meter the feed.
    Type: Grant
    Filed: June 8, 1989
    Date of Patent: August 7, 1990
    Inventor: William C. Churchwell