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Furnace filter assembly

  • US 6,632,269 B1
  • Filed: 04/02/2001
  • Issued: 10/14/2003
  • Est. Priority Date: 04/02/2001
  • Status: Expired due to Fees
First Claim
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1. A furnace filter assembly comprising:

  • a filter frame having a top, a bottom, a front, a back, a first end, and a second end;

    a supply roll having top and bottom ends on said filter frame for supporting filter media;

    a top supply roll end plate and a bottom supply roll end plate extending radially outwardly at said top and bottom ends of said supply roll, respectively;

    a take-up roll with top and bottom ends on said filter frame for receiving filter media from said supply roll;

    a top take-up roll end plate and a bottom take-up roll end plate extending radially outwardly at said top and bottom ends of said take-up roll, respectively;

    filter media on said supply roll extending from said supply roll and through said filter frame between said front and said back to said take-up roll;

    a motor on said frame driveably connected to said take-up roll for advancing said filter media from said supply roll to said take-up roll; and

    a top roll mounting assembly and a bottom roll mounting assembly at said top and said bottom of said filter frame, respectively, at said first end, said supply roll being rotatably supported on said filter frame between said top roll mounting assembly and said bottom roll mounting assembly at said first end.

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