Patents by Inventor Duane G. Brown

Duane G. Brown 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).

  • Air intake anti-fouling stack
    Patent number: 4514201
    Abstract: An anti-fouling air intake stack for use on an agricultural combine which is equipped with a swingable rotary screen air filter basket. The air intake stack provides an elevated air intake which is of greater elevation above ground level than the normal air intake and which draws cooling air for the engine, hydraulic and air conditioning components of the combine from a height which is relatively debris-free while allowing unimpaired access to the combine engine compartment.
    Type: Grant
    Filed: February 18, 1983
    Date of Patent: April 30, 1985
    Inventor: Duane G. Brown