Back to results
US 5,293,726 AGranted
Hollow composite interior door assembly
OwnerHarold P. Schickinventor
Life of this patent
Estimating the term…
Abstract
A hollow composite interior door assembly includes a pair of sheet molding compound skins mounted on a rectangular frame. No spacer is used to provide the necessary rigidity to the structure. Rather, the skins are adhered to each other along opposed recesses crating a lattice structure framework that supports the assembly.
Claims15
A door assembly, comprising:
- a front skin and a back skin,
- said front skin and said back skin having corresponding, opposed recesses,
- said opposed recesses establishing a plurality of panels, a plurality of hollow cavities surrounding said panels, a peripheral rectangular frame extending only around a perimeter of said door,
- said front skin and said back skin fixed to said frame and said front skin fixed directly to said back skin along said opposed recesses thereby establishing an internal frame structure to provide strength and rigidity to said door assembly.
1 more element
A door assembly, comprising:
- a sheet molding compound front continuous skin and a sheet molding compound back continuous skin, said front skin and said back skin having corresponding, opposed recesses, said opposed recesses establishing a plurality of panels, and a plurality of hollow cavities surrounding said panels.
- a pair of horizontal rails and vertical styles constructed of wood,
- means for connecting said rails and said styles to establish a peripheral rectangular frame for said door assembly, said frame extending only around a perimeter of said door assembly,
- means for positioning said front skin and said back skin onto said frame to align said opposed recesses,
- said frame of a thickness sufficient to maintain a gap between said front skin and said back skin at said opposed recesses,
- said front skin and said back skin adhered to said frame and said front skin adhered directly to said back skin along said opposed recesses thereby establishing a closed, rigid assembly with a plurality of hollow cavities between said skins.
3 more elements
Dependencies are inferred from the claim text.