Patents by Inventor Roger Scheel

Roger Scheel 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).

  • Bar screen having compound fine screen bar rack
    Patent number: 5534140
    Abstract: A bar screen for screening a flow of wastewater, the bar screen comprising a frame, a first bar rack supported by the frame and extending across the flow of wastewater, the first bar rack including a plurality of generally parallel, elongated first bars each having a top end and a bottom end, the plurality of first bars defining therebetween a plurality of upstream spaces, a first bar rack top support engaged with the top end of each first bar and a first bar rack bottom support engaged with the bottom end of each first bar, a second bar rack supported by the frame and extending across the flow of wastewater, the second bar rack including a plurality of generally parallel, elongated second bars each having a top end and a bottom end, a second bar rack top support engaged with the top end of each second bar and a second bar rack bottom support engaged with the bottom end of each second bar, the second bar rack bottom support overlying a portion of the first bar rack bottom support, and a mounting arrangement f
    Type: Grant
    Filed: March 17, 1994
    Date of Patent: July 9, 1996
    Assignee: Envirex, Inc.
    Inventors: Robert A. Brummond, Roger Scheel, James L. Heidner