Patents Assigned to Dauenhauer Manufacturing, Inc.
  • Controlled atmosphere transfer system
    Patent number: 5897057
    Abstract: The method and apparatus of the present invention provides a more efficient and cost effective method and apparatus for applying agents to plants, crops, vegetation, and trees, while avoiding the problems associated with conventional impingement velocity tunnel sprayers. The method and apparatus of the present invention utilizes the conditions in a controlled atmosphere to deposit agents on plants and provides a device which increases the maneuverability of pesticide spray rigs.
    Type: Grant
    Filed: June 5, 1996
    Date of Patent: April 27, 1999
    Assignee: Dauenhauer Manufacturing, Inc.
    Inventor: John Hulls
  • Controlled atmosphere transfer system
    Patent number: 5662267
    Abstract: The method and apparatus of the present invention provides a more efficient and cost effective method and apparatus for applying agents to plants, crops, vegetation, and trees, while avoiding the problems associated with conventional impingement velocity tunnel sprayers. The method and apparatus of the present invention utilizes the conditions in a controlled atmosphere to deposit agents on plants and provides a device which increases the maneuverability of pesticide spray rigs.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: September 2, 1997
    Assignee: Dauenhauer Manufacturing, Inc.
    Inventor: John Hulls