Patents Assigned to David C. Andres
  • Air bearing rotary engine
    Patent number: 5571244
    Abstract: A rotary engine includes a cylindrical rotor having four spaced apart vanes therein mounted in a stator housing having an oblong perimeter casing which defines generally crescent shaped, diametrically opposite first and second working chambers in which the rotor vanes travel. Inlet and outlet ports are disposed at respective ends of the working chambers, and a flow chamber is joined to the casing between the working chambers. The vanes have tip apertures supplied with pressurized fluid to provide bearings with the casing.
    Type: Grant
    Filed: March 11, 1996
    Date of Patent: November 5, 1996
    Assignees: David C. Andres, Robert W. Burnett, Kathleen C. Barry
    Inventor: David C. Andres