Patents Assigned to Micro Spray (Australia) Pty. Ltd.
  • Agricultural spraying device
    Patent number: 4542855
    Abstract: An agricultural spraying machine in which the liquid to be sprayed is electrostatically charged in bulk in the liquid tank. A pump passes the liquid through an electrostatic charging unit to a spraying or atomizing nozzle or head, part of the charged liquid being recirculated by a regulator by-pass valve through the tank to charge the liquid in the tank.
    Type: Grant
    Filed: November 9, 1983
    Date of Patent: September 24, 1985
    Assignee: Micro Spray (Australia) Pty. Ltd.
    Inventor: Robert E. Stacey