Patent ID: 7191569
Filing Date: 2007-03-20
Classification: E02D,E04F

Abstract:
1. A telescoping pier foundation system for forming a composite pier foundation filled with cured cementitious material for supporting a structural member of a building, the system comprising: a stationary portion of a hollow structure having a solid sidewall and a top end opening; at least one telescoping member of a hollow structure having, a top open end and a bottom open end, in longitudinal alignment with the stationary portion, residing within the top end opening of the stationary portion and longitudinally movable within the top end opening and extendable through the top end opening; at least one fill port for receiving a cementitious mixture, wherein the stationary portion and the telescoping member form an outer shell defining an internal cavity in communication with the at least one fill port for receiving the cementitious mixture; and a fastening system for securing the composite pier foundation to the structural member of a building, wherein said fastening system comprises an anchoring portion for anchoring the fastening system to the cementitious mixture filling the internal cavity.