发明名称 Mechanical device for flaring a piling member
摘要 A piering member includes a generally tubular body that has a flarable end so that when the piering member is inserted into the ground, the flarable end of the piering member can be flared outward to increase the area of support for the foundation that rests upon the piering members. The flarable pier includes slits formed in the body to allow a flaring member to force the segments of body, formed by the slits, outward. The flaring member may be inserted from the top of the piering member or may include a conically shaped flaring member inserted into the bottom of the pier.
申请公布号 US7004685(B2) 申请公布日期 2006.02.28
申请号 US20030374434 申请日期 2003.02.25
申请人 A-1 CONCRETE LEVELING INC. 发明人 CREED JAMES;MILLER GROVER;RASNICK JOHN F.
分类号 E02D27/50;E02D5/54;E02D5/72;E02D5/74;E02D27/12;E02D35/00 主分类号 E02D27/50
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