Patents by Inventor Winston G. Osborne

Winston G. Osborne 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).

  • Self-cleaning strainer
    Patent number: 4003837
    Abstract: The invention is directed towards a straining means in a cooling system which has a cooling medium inlet, a cooling medium outlet, a screen located between the inlet and outlet and means operable on the inlet side of the screen for keeping the screen clean and free of foreign objects. When using a cylindrical screen, the means for keeping the screen clean comprises a spiral screw-type member rotatable within the cylindrical screen and having means along at least a portion of its edge for grinding foreign material on the inlet side of the screen into a size small enough to pass through the screen.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: January 18, 1977
    Inventor: Winston G. Osborne