发明名称 HEAVY DUTY ROPE SOCKETS AND RELATED METHODS
摘要 A rope socket comprises a slip cone subassembly having a straight outer diameter and a tapered inner diameter. A plurality of slips is positioned within the slip cone body. A retainer ring holds the slips together. A guide plug is positioned within the slips to maintain the slips in an opening position during insertion of a cable. A spring stabilizer having a spring thereon is coupled above the slip cone assembly to ensure even compression of the spring. A safety slot is located on the body of the rope socket in order to provide a visual indication of the cable position.
申请公布号 CA2759375(A1) 申请公布日期 2012.06.08
申请号 CA20112759375 申请日期 2011.11.22
申请人 NATIONAL OILWELL VARCO, L.P. 发明人 STREATER, JAMES R. JR.;HUDSON, TROY M.;KRAUEL, MICHAEL S.
分类号 E21B31/00;F16G11/04 主分类号 E21B31/00
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