Patents Assigned to Environmental Separation Technologies Pty. Ltd.
  • Cutting apparatus
    Patent number: 7008277
    Abstract: A cutting apparatus for cutting debris from a propeller including a spool fixed to a propeller shaft so as to rotate with the propeller shaft and a cutter oriented to cut the debris from the spool. In use, debris snagged by the propeller is wound onto the spool, whereupon it is cut away by the cutter.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: March 7, 2006
    Assignee: Environmental Separation Technologies Pty. Ltd.
    Inventor: Richard Hammerton Caulfield