Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention
Patent
1992-12-16
1994-06-14
Corbin, David H.
Hydraulic and earth engineering
Earth treatment or control
Shoring, bracing, or cave-in prevention
405272, E02D 708
Patent
active
053204409
ABSTRACT:
A shoring leg comprises an extrusion of aluminum or the like. The leg has a plurality of axially extending slots in its exterior at substantially equi-angularly spaced positions. The wall of the leg defines a substantially circular outer periphery and a hollow interior. The wall is interrupted by slot formations at substantially equi-angularly spaced positions, each slot formation comprising a pair of inwardly directed lips defining a slot therebetween and an inwardly directed web of substantially semi-circular form extending between the points where the lips, on each side of the slot, extend from the said circular wall.
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English Summary for Enclosure B8 Based on Information Provided by Bureau Casalonga-Josse.
Corbin David H.
SGB Holdings Limited
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