发明名称 EXTRUSION PREVENTING SUPPORTING DEVICE
摘要 The invention relates to an extrusion preventing supporting device (30) comprising interconnected chain elements (40; 50, 55). Outwardly curved ends (42; 57, 58) of the chain elements (40; 50, 55) are adapted to be received by inwardly curved ends (43; 52, 53) of adjacent chain elements (40; 50, 55). Each chain element comprises a through connection bore (44; 54, 59). The extrusion preventing supporting device (30) further comprises one continuous connection wire 70 provided through the respective connection bores (44; 54, 59).
申请公布号 US2014190684(A1) 申请公布日期 2014.07.10
申请号 US201214123431 申请日期 2012.05.31
申请人 Hiorth Espen 发明人 Hiorth Espen
分类号 E21B33/12 主分类号 E21B33/12
代理机构 代理人
主权项 1. An extrusion preventing supporting device comprising: interconnected chain elements, where outwardly curved ends of the chain elements are adapted to be received by inwardly curved ends of adjacent chain elements, wherein each chain element comprises a through connection bore and wherein the extrusion preventing supporting device comprises one continuous connection wire provided through the respective connection bores.
地址 Trondheim NO
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