E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
E04B 7/00 (2006.01) E04D 3/28 (2006.01) E04D 3/08 (2006.01)
Patent
CA 2232094
A hollow building element (10) of plastics material comprises one or more longitudinal ducts (30) and has at opposite sides thereof, coupling members (32, 34), whereby elements are connectable to each other directly or indirectly, wherein lower coupling mmembers (34A, 34B) comprise ducted flanges (42, 50 respectively). Building structures comprise such hollow building elements (10) coupled side by side.
Sim & Mcburney
Ultraframe (uk) Limited
LandOfFree
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