Self-supporting sheeting panel for trenches or the like

Details Self-supporting sheeting panel for trenches or the like Self-supporting sheeting panel for trenches or the like

1974-09-04

1976-07-20

Perham, Alfred C.

Static structures (e.g., buildings)

With piercing or expanding earth anchor

52309, 52404, 52659, 61 41A, E02D 574, E04H 1722

Patent

active

039698521

ABSTRACT:
A sheeting panel for trenches formed of a rectangular frame and a pair cover plates which collectively define a chamber housing foam plastic reinforced by steel cord mesh or steel cord waste thereby providing the sheeting panel with inherent strength to resist loads placed thereon by earth when the sheeting panel is used for shoring trenches or the like.

REFERENCES:
patent: 1590302 (1926-06-01), Lindenlauf
patent: 2677955 (1954-05-01), Constantinesco
patent: 2858580 (1958-11-01), Thompson et al.
patent: 3161267 (1964-12-01), Keller
patent: 3331174 (1967-07-01), Wesch et al.
patent: 3484331 (1969-12-01), Betz
patent: 3782126 (1974-01-01), Pavese
patent: 3810337 (1974-05-01), Pollard
patent: 3828502 (1974-08-01), Carlsson
patent: 3858399 (1975-01-01), Krings

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