Z-shaped sheet piling

Details Z-shaped sheet piling Z-shaped sheet piling

2007-01-30

2007-01-30

Lagman, Frederick L. (Department: 3673)

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

C405S278000

Reexamination Certificate

active

11332916

ABSTRACT:
A sheet piling (15) comprising a first flange (16), a second flange (18), a web (19), a junction (20) between the first flange and the web, the junction having a substantially concave inner surface (44), the inner surface comprising at least a first concave surface of first radius (23a) and a second concave surface of second radius (23b). The inner surface may further comprise a third concave surface of third radius (23c).

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patent: 2128740 (1938-08-01), Dougherty
patent: 2332812 (1943-10-01), Rieger et al.
patent: 5145287 (1992-09-01), Hooper et al.
patent: 6033155 (2000-03-01), Irvine et al.
patent: 6106201 (2000-08-01), Bourdouxhe
patent: 6190093 (2001-02-01), Bastian et al.
patent: 6420014 (2002-07-01), Hartman
patent: 6443664 (2002-09-01), Horan et al.
patent: 2004/0126193 (2004-07-01), Moreau
patent: 367171 (1990-05-01), None

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