发明名称 An extended head pile with inside and outside reinforcement
摘要 Disclosed herein is a head-extended pile with inside and outside reinforcements for supporting load of a structure. The head-extended pile includes a reinforcement part with the same length or area extending right and left with respect to a diameter of the pile provided at the front end of the pile so that a supporting force of the pile is increased, and a durability of the pile is improved by hammering after drilled piling. When the head-extended pile is applied according to the present invention, it improves the stability of proof stress of the pile and construction workability, and better economic efficiency is expected.
申请公布号 US2009263197(A1) 申请公布日期 2009.10.22
申请号 US20060909206 申请日期 2006.05.22
申请人 SONG KI-YONG;SONG YOON-YONG 发明人 SONG KI-YONG;SONG YOON-YONG
分类号 E02D5/22 主分类号 E02D5/22
代理机构 代理人
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