Patents by Inventor Elga Anderson, deceased

Elga Anderson, deceased 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: 4487239
    Abstract: A hydraulic wood splitter with an automatic hoist for lifting logs onto the platform of the splitter. The splitter has a splitting wedge adjacent one end of the platform, and an extensible and retractible hydraulic ram on the platform spaced rearwardly from the splitting wedge for placement of a log lengthwise between the ram and the splitting wedge. The ram is extensible for pushing a log against the splitting wedge to split the log and retractible for placement of another log on the platform. The hoist comprises a boom extending up from the platform forward of the splitting wedge. The boom is pivoted on the platform on a generally vertical axis. Means for grasping a log to be split is supported by the boom and a cable and pulley system operable in conjunction with the ram for raising and lowering the grasping means.
    Type: Grant
    Filed: May 24, 1982
    Date of Patent: December 11, 1984
    Assignee: Margaret A. Anderson
    Inventor: Elga Anderson, deceased