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Sliding door sill construction

  • US 5,341,600 A
  • Filed: 02/08/1993
  • Issued: 08/30/1994
  • Est. Priority Date: 01/17/1991
  • Status: Expired due to Fees
First Claim
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1. A door sill for receipt in a frame mounting a fixed door panel at one end thereof and a sliding door panel movable along a longitudinally-extending track, defined by said sill, generally parallel to the fixed door panel and able to close a portion of an opening defined within the frame which is unobstructed by the fixed door panel, wherein the sliding door panel is disposed inwardly of the fixed door panel for movement, comprising:

  • (a) a sill floor external to the portion of the opening, defined within the frame, which is unobstructed by the fixed door panel;

    (b) a platform, elevated above said sill floor, intermediate the sliding door panel track and the fixed door panel, extending substantially the length of the fixed door panel and abutting, at an inner end thereof, the sliding door panel track to define, in part, a drainage channel;

    (c) a weather strip, having a pair of discrete legs, extending along an outer surface of the longitudinally-extending track along which the sliding door panel moves at least the length of the opening defined within the frame which is unobstructed by the fixed door panel, a first leg of said weather strip being generally planar, and generally parallel to, and engaged against the longitudinally-extending track along which the sliding door panel is movable, and a second generally planar leg of said weather strip being hinged, at a top edge thereof, to a top edge of said first leg; and

    (d) means for biasing said second leg upwardly and away from said first leg and into engagement with a bottom edge of the sliding door panel.

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