Patents by Inventor William B. Maurer

William B. Maurer 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).

  • Pneumatic drill
    Patent number: 7798751
    Abstract: A drill has a tubular outer housing and a tubular inner housing. The inner housing is movable between extended and retracted positions. A pneumatic motor with a chuck mounts to the inner housing. Air pressure is delivered to annular pistons to cause the inner housing to extend and retract. Also, an annular hydraulic chamber with a variable orifice bypass controls the rate of feed. A processor records the total number of holes being drilled as well as recording the time duration for each hole.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: September 21, 2010
    Assignee: Lockheed Martin Corporation
    Inventors: Gus E. Krause, William B. Maurer, Glenn G. Born
  • Pneumatic drill
    Patent number: 7303363
    Abstract: A drill has a tubular outer housing and a tubular inner housing. The inner housing is movable between extended and retracted positions. A pneumatic motor with a chuck mounts to the inner housing. Air pressure is delivered to annular pistons to cause the inner housing to extend and retract. Also, an annular hydraulic chamber with a variable orifice bypass controls the rate of feed. A processor records the total number of holes being drilled as well as recording the time duration for each hole.
    Type: Grant
    Filed: September 10, 2003
    Date of Patent: December 4, 2007
    Assignee: Lockheed Martin Corporation
    Inventors: Gus E. Krause, William B. Maurer, Glenn G. Born