Frane assembly for building opening

Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Outside corner or peripherally bordered

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Details

52 58, 52 60, E04D 1314

Patent

active

047810084

ABSTRACT:
A frame assembly for a building opening such as a roof hatch or scuttle, wherein frame elements and integral or separate connecting elements therefor are adapted for on-site assembly and leak-proof securement to a building roof or wall, both manufacture and installation being relatively uncomplicated operations and the resulting structures being adapted to meet high standards of performance.

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patent: 3901613 (1975-08-01), Andersson
patent: 4409767 (1983-10-01), Jentoft
patent: 4603517 (1986-08-01), Lyons, Jr.

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