Patents by Inventor Kevin Keats

Kevin Keats 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).

  • Integral heel tree length grapple
    Patent number: 4451194
    Abstract: There is provided a grapple for lifting and maneuvring elongated items, which includes a main frame and a sub-frame, the two frames being pivotally mounted with respect to each other about a substantially vertical axis. The sub frame includes grappling jaws and heel elements which are capable of receiving elongated items. Mechanisms are provided for rotating the sub-frame with respect to the main frame. The heel is fixed with respect to the sub-frame and is spaced from the grappling jaws.
    Type: Grant
    Filed: April 26, 1982
    Date of Patent: May 29, 1984
    Assignee: Koehring Canada Limited
    Inventors: Kevin Keats, John Kurelek