Jig for constructing piles from concrete or similar material in

Hydraulic and earth engineering – Foundation – Columnar structure

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405233, 405232, E02D 518

Patent

active

053282990

ABSTRACT:
A jig for constructing piles of concrete or similar hardenable grout material in the ground, with two, three or four parallel vibrated pipes, which are bound together by a common displacement casing and together therewith form a total cross section with closed geometric form. At the lower end, the displacement casing has sliding faces that converge obliquely downward.

REFERENCES:
patent: 3429126 (1969-02-01), Wey
patent: 3823562 (1974-07-01), Bacmanak
patent: 4057969 (1977-11-01), Rochmann
patent: 4126007 (1978-11-01), Mars
patent: 4877357 (1989-10-01), Verstraeten

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