Expanding base deep foundation system

Details Expanding base deep foundation system Expanding base deep foundation system

1990-02-23

1992-03-31

Taylor, Dennis L.

Hydraulic and earth engineering

Foundation

Columnar structure

405232, 405231, E02D 544

Patent

active

051002620

ABSTRACT:
An expanding deep base foundation system including a pre-manufactured base foot attached to the lower end of a metal shaft. The base being a length of pipe having cuts made along the length thereof. Cams are mounted on the inside of the pipe that expand the wall of the pipe foot outwardly as the metal shaft is forced through the expanding base thereby creating an enlarged base or foot.

REFERENCES:
patent: 1443306 (1923-01-01), Blumenthal
patent: 1951643 (1934-03-01), Bald
patent: 2184514 (1939-12-01), Cleesattel
patent: 2963869 (1960-12-01), Cobi
patent: 4058175 (1977-11-01), Holland

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