Patent ID: 6513862
Filing Date: 2003-02-04
Classification: E05D,E05Y,E06B

Abstract:
A door assembly comprising a plurality of interlocked door panels, wherein:each of said door panels defines a length dimension, a height dimension, and a thickness dimension; each of said door panels defines a female portion, a male portion, and a panel body portion; said female portion and said male portion are defined near opposite extremes of said height dimension; said male portion and said panel body portion form an integral part of said door panel and said female portion defines a separate part of said door panel; said panel body portion mechanically couples said female portion to said male portion; said panel body portion and said male portion are formed from a material characterized by a lower density than a material forming said female portion; said female portion is formed from a material characterized by a higher rigidity than a material forming said male portion and said body portion; said female portion defines an inside diameter; said male portion defines an outside diameter; said inside diameter of said female portion is sized to accommodate said outside diameter of said male portion; and each of said door panels are interlocked to an adjacent one of said door panels via accommodation of a male portion of one of said panels within a female portion of another of said panels.