Modular trench box sheeting
OwnerRobert Kundelinventor
Life of this patent
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Abstract
Modular trench box sheeting panels for use in wall supporting during the excavation of trenches or the like. A rectangular support frame is formed by a pair of sheeting support members secured to one another by pairs of spreader members at oppositely disposed ends thereof. The box sheeting panels of the invention are formed of modular interdependent structural shapes that are assembled in a modular fabrication method to form interengageable adjustable wall sheeting panel members with reinforced pounding plates and ground engaging knife edges.
Claims5
Modular trench box sheeting panels comprising an elongated composite tubular structure, each of said panels having panel sections in spaced parallel relation to one another, a plurality of parallel reinforcing plates extending between said panels, a ground engaging panel portion extending from one end of said tubular structure, said ground engaging portion having a tapered portion spaced inwardly from its free end and in spaced relation to a sidewall of one of said panel sections, a pounding plate secured to said reinforcing plates, and means for engaging and lifting each of said sheeting panels.
Dependencies are inferred from the claim text.