E - Fixed Constructions – 04 – G
Patent
E - Fixed Constructions
04
G
72/137
E04G 15/00 (2006.01) E04B 5/19 (2006.01) E04C 2/04 (2006.01)
Patent
CA 1179860
Displacement Body Abstract of the Disclosure Described is a displacement body for forming cavities in concrete structures. The displacement body lends itself to simple and cost effective production, is extremely light-weight and still capable of meeting stability requirements. In a preferred embodiment the displace- ment body consists of a grid structure (1) formed of intersecting longitudinal and transverse rods, and plastic sheets (2a, 2b) applied to both sides of the grid structure and connected to one another and to the grid structure by welding and/or heat-shrinking. Further described are structures formed under employ of such displacement bodies, as well as advantageous methods for making same.
402731
Carl Heinz
Gowling Lafleur Henderson Llp
LandOfFree
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