Patents by Inventor Dominick Costa

Dominick Costa 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).

  • Illumination device and method of use in tunnel alignment
    Patent number: 4463986
    Abstract: The present invention relates generally to illumination devices and method of use in tunnel alignment. More particularly, the present invention relates to an illumination device producing a concentrated directional light beam adapted for verifying the center plane of a boring in an underground mine passageway. The illumination device includes a first elongated portion having a longitudinal axis. An arangement for fastening the first portion to a support is provided at a first end of the first portion. A second portion rotatably received by the first portion includes a light source for producing a directional light beam. The light beam is adapted to be directed away from the longitudinal axis of the first portion. An arrangement for retaining the second portion in a predetermined angular position with respect to the axis of the first portion is also provided.
    Type: Grant
    Filed: December 8, 1981
    Date of Patent: August 7, 1984
    Inventors: George Sodder, Jr., Dominick Costa