Patents by Inventor John E. Bertolette

John E. Bertolette 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: 4337809
    Abstract: A log splitter in which a log is fed along a path of travel for splitting into a plurality of pieces is provided with a splitting mechanism which includes a main splitter arranged with a cutting edge facing the forward end of the log and formed by a straight-sided wedge construction, and a plurality of cutting knives which extend transversely to the main splitter with cutting edges facing the forward end of the log, the cutting knives being spaced apart relative to one another to define shearing compartments into which the log is fed as it is being split into pieces.
    Type: Grant
    Filed: August 25, 1980
    Date of Patent: July 6, 1982
    Inventors: Robert K. Bertolette, John E. Bertolette