E - Fixed Constructions – 02 – D
Patent
E - Fixed Constructions
02
D
61/69, 61/45.1
E02D 5/30 (2006.01)
Patent
CA 1076822
Abstract of the Disclosure. A pile which is to be set into a hole excavated below the permafrost level in the ground, comprising a prefabricated plastic pipe which con- stitutes a permanent formwork for a cast concrete pile. A second pipe surrounds coaxially the plastic pipe dimensioned such that an annular space is formed between the two pipes. The annular space between the two coaxial pipes is filled by a sleeve of elastic material, preferably plastic foam. The sleeve is slideable relative to at least one of the adjacent pipes, and preferably, relative to both pipes.
299876
Hallingplast A/s
LandOfFree
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