Patents by Inventor Denis Lemay

Denis Lemay 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: 4050260
    Abstract: A machine adapted to lay a utility cable underground and characterized by leaving no substantial and lasting scar at the surface of the ground, by laying the cable at a uniform depth, by being usable even over the softest ground without leaving any lasting imprint, and by using a reciprocative cutting action avoiding impact vibrations and the annoyance thereof. This machine comprises a body mounted on runners, a cutter in the form of a lever pivoted to the body about a transverse axis and having a cutting edge extending endwise from the body below the runners, a camshaft and motor actuating the cutter, a cable guide guiding the cable downwardly coextensive with the cutting edge, ground-engaging wheels, and a handle carrying the wheels and articulated to select one of three distinct elevation of the wheels relative to the body of the machine.
    Type: Grant
    Filed: July 6, 1976
    Date of Patent: September 27, 1977
    Inventor: Denis Lemay