Patents by Inventor Eric J. Poole

Eric J. Poole 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).

  • Rotary piston compressor having pistons rotating in the same direction
    Patent number: 4152100
    Abstract: In a rotary piston machine the main rotary piston makes sealing engagement with at least one end wall of the main rotor bore and at least one inlet port is provided in that end wall and is located within the compass of the cylindrical portion of the main rotary piston, the main rotary piston is cut-away to open the inlet port to the working spaces of the machine, which are defined by the main and auxiliary rotor bores, the outer peripheries of the rotary pistons and the end walls of the housing, in order to induce working fluid into such spaces.
    Type: Grant
    Filed: March 2, 1977
    Date of Patent: May 1, 1979
    Assignee: Compair Industrial Ltd.
    Inventors: Eric J. Poole, Sidney J. Morris