发明名称 REMOVABLE CLOSURE DEVICE
摘要 A pile guide has a removable ring gate (26) which restrains a pile within braces (24) of the pile guide. When in the closed position, the ring gate (26) is secured to the guide by means of a pivotable arm (30). To release the pile and/or to convert the guide to an open pile guide, a cable secured to the arm (30) is pulled to pivot the arm (30) fracturing a weld (35) securing the arm (30) to the respective brace (24) and a weld (33) securing the pin (41) of the arm (30) to a fixed pin (41) of the guide, on which fixed pin the ring gate (26) is engaged. This thereby releases the ring gate (26) from the pile guide and releases restraint on the pile.
申请公布号 ZA8801836(B) 申请公布日期 1989.01.25
申请号 ZA19880001836 申请日期 1988.03.15
申请人 MCDERMOTT INCORPORATED 发明人 DENNIS EARL CALKINS;JAMES ALLAN HANEY
分类号 E02B17/00;E02D13/04 主分类号 E02B17/00
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