Abstract

A metal door including a hinge stile having upper and lower ends, a lock stile having upper and lower ends, a top rail extending between the upper ends of the hinge and lock stiles, a bottom rail extending between the lower ends of the hinge and lock stiles, and an intermediate rail extending between the hinge and lock stiles above the bottom rail. The hinge stile, the lock stile, the top rail, the bottom rail and the intermediate rail having a unique construction which creates a thermal break therein. The door is mounted in a jamb which also has a unique construction which creates a thermal break therein.

IPC Classes  ?

• E04C 2/54 - Slab-like translucent elements
• E06B 3/72 - Door leaves consisting of frame and panels
• E06B 3/76 - Door leaves consisting of frame and panels with metal panels
• E06B 1/18 - Metal frames composed of several parts with respect to the cross-section of the frame itself
• E06B 3/70 - Door leaves

Abstract

A metal door comprising exterior and interior panel members secured together so as to create a thermal insulating air gap between the back side of the exterior panel member and the front side of the interior panel member.

IPC Classes  ?

• E04C 2/54 - Slab-like translucent elements