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Modular anti-warping door structure

  • US 5,557,899 A
  • Filed: 01/20/1995
  • Issued: 09/24/1996
  • Est. Priority Date: 01/13/1995
  • Status: Expired due to Fees
First Claim
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1. A modular anti-warping door panel for use in the construction of a door or door panels, said panel comprising a rigid reinforcing frame constructed of material resistant to warping, said reinforcing frame being defined by two spaced apart elongated rigid members and one or more transverse members, said reinforcing frame being secured between an elongated butte stile and a lock stile and a top and bottom rail, said stiles and rails being formed as hollow members of rectangular cross-section forming a peripheral panel frame, said two elongated rigid members being retained along an inner peripheral channel of said butte stile and lock stile, panel means retained in an opening defined by said inner peripheral channel, a rigid post secured in said butte and lock stiles along an outer edge portion thereof and concealed within said hollow stiles, a connecting element disposed along an outer edge of said top and bottom rails and interconnected at opposed ends thereof with a top portion of said rigid post of said butte and lock stiles, said two elongated rigid members being received captive at opposed free ends thereof in said connecting element, and an insulating material disposed in inner spaces of said butte and lock stiles and said top and bottom rails.

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