Trench box

Details Trench box Trench box

1988-06-06

1989-07-25

Corbin, David H.

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

405272, E02D 1708

Patent

active

048507474

ABSTRACT:
A trench box wherein there are spaced, parallel side wall panels between which there are spacer panels and wherein the upper longitudinal edges of the side wall panels and spacer panels are transversely inclined.

REFERENCES:
patent: 3782126 (1974-01-01), Pavese
patent: 4033138 (1977-07-01), Griswold
patent: 4090365 (1978-05-01), Nieber
patent: 4145891 (1979-03-01), Krings
patent: 4659260 (1987-04-01), Morelli

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