Patents by Inventor Bill L. Purcell

Bill L. Purcell 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).

  • End dogging log feeder
    Patent number: 4445411
    Abstract: A single narrow track frame having guideways for a push chain and a holdback chain extends between a pair of vertical saws for cutting slabs or boards off opposite sides of a log or cant. The track frame is under the log. The push chain has upstanding push dogs and the holdback chain has upstanding holdback dogs to grip the ends of the logs, all the dogs being formed as links in the chains.
    Type: Grant
    Filed: February 22, 1982
    Date of Patent: May 1, 1984
    Assignee: Hoff Companies, Inc.
    Inventor: Bill L. Purcell