- 专利标题： LIFTING TOOL FOR OPPOSING TWISTING OF GENERALLY SUBMERGED ROPES
- 专利标题（中）： 葫芦耐扭水下绳索
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申请号： EP11838293.6申请日： 2011-11-02
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公开(公告)号： EP2635517A1公开(公告)日： 2013-09-11
- 发明人: BORØY, Yngvar
- 申请人： National Oilwell Varco Norway AS
- 申请人地址： Serviceboks 401 4604 Kristiansand S NO
- 专利权人： National Oilwell Varco Norway AS
- 当前专利权人： National Oilwell Varco Norway AS
- 当前专利权人地址： Serviceboks 401 4604 Kristiansand S NO
- 代理机构： Håmsø Patentbyrå ANS
- 优先权： NO20101540 20101103
- 国际公布： WO2012060715 20120510
- 主分类号： B66C13/02
- IPC分类号： B66C13/02 ; B66C13/04 ; B63B27/10
摘要：
Summary A lifting tool (1) for opposing twisting of generally submerged ropes (6, 12) the lifting tool (1) comprising a body (30) with a centre axis (48), and having an operable lock (32) that is adapted to catch a rope connector (16, 32), and a structure (46) that is designed to be connected to a hoist or crane (2), wherein the lifting tool (1) is equipped with at least one water flow inducing means positioned at a radial distance from the centre axis (48).
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