Patents by Inventor John D. Sigetich

John D. Sigetich 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: 4428159
    Abstract: A portable, direct drive abrasive saw for cutting ceramic tile, bricks, masonry blocks, metal, refractory, or other work comprising a base pan of an electrically insulative, synthetic resin material with the pan constituting a coolant reservoir. A frame is secured to the pan and the frame includes a pair of generally parallel, spaced rails extending horizontally of the pan and a saw support fixture. A unitary, direct drive abrasive saw is fixedly mounted from the saw support fixture in a cutting position. The saw includes an electric motor, a rotary abrasive saw blade with the rotary axis of the saw blade being disposed within a plane generally perpendicular to the rails and a drive for directly interconnecting the motor and the saw blade.
    Type: Grant
    Filed: July 29, 1981
    Date of Patent: January 31, 1984
    Inventors: John D. Sigetich, Karl B. Schweickhardt