Patents by Inventor Sherrill A. Authement, Sr.

Sherrill A. Authement, Sr. 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: 5009284
    Abstract: An apparatus is set fourth for providing a chair lift for vertical repositioning relative to an overlying support such as a tree or adjacent building. The apparatus includes a seat platform, including a lateral and longitudinal bar orthogonally and integrally mounted to the bottom surface of the seat platform. The lateral bar includes a plurility of arm rest posts integrally mounted thereto, with an arm rest mounted at an upper end of each post pivotally mounted to each arm rest post. The longitudinal bar includes a forward and rear "L" shaped yoke, wherein the forward yoke includes a light post mounted thereto. The rear "L" shaped yoke includes a lower spine link adjustably mounted thereto, with a back suport plate mounted to the lower spine link. An upper spine link is pivotally mounted relative to the lower spine link and in turn is pivotally mounted to an overhead link which integrally mounts a winch member to effect a lifting of the organization.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: April 23, 1991
    Inventor: Sherrill A. Authement, Sr.