Hydraulic and earth engineering – Foundation – Columnar structure
Reexamination Certificate
2005-05-24
2005-05-24
Pezzuto, Robert E. (Department: 3671)
Hydraulic and earth engineering
Foundation
Columnar structure
C269S153000, C175S171000
Reexamination Certificate
active
06896448
ABSTRACT:
A clamp system for allowing a pile driving/pulling system to be attached to a caisson to be driven into or extracted from the earth. The clamp system comprises a structural member, first and second clamp systems, first and second locking systems, and a clamp displacement system. The clamp displacement assembly is operatively connected between the structural member and the first and second clamp assembly. When the first and second clamp systems are disengaged from the pile and the first and second locking systems are disengaged from the structural member, the clamp displacement system may be operated to obtain a desired clamp distance between the first and second clamp assemblies.
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American Piledriving Equipment, Inc.
Mayo Tara L.
Pezzuto Robert E.
Schacht Michael R.
Schacht Law Office Inc.
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