Patents by Inventor Teruyoshi Umemura

Teruyoshi Umemura 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).

  • Publication number: 20070084091
    Abstract: A lightweight snow-blower which can dispose of hard snow-banks having a size of more than 50 cm, and which is easy to handle by aged persons and women. The snow-blower includes a frame (10); an auger (41) for cutting accumulated snow in an upwardly cutting direction, the auger being provided on the front end side of the frame; operation handles (11, 12) provided on the rear end side of the frame; and on-snow moving means (40) which is mounted on a middle portion of the frame and includes an arc-shaped sliding member or a wheel, wherein the frame is structured such that it acts as a lever in which the portion on which the on-snow moving means (40) is mounted serves as a fulcrum (16), and such that the auger (41) can be moved up and down and back and forth by means of the operation handles (11, 12); and that the frame (10) is provided with driving means (30) for driving the auger (41). In the snow-blower, preferably, the handles (11, 12) provided on the frame (10) include upper and lower handle sections.
    Type: Application
    Filed: February 7, 2005
    Publication date: April 19, 2007
    Inventor: Teruyoshi Umemura