发明名称 GRIP EXTENSION LINKAGE TO PROVIDE GRIPPING TOOL WITH IMPROVED OPERATIONAL RANGE, AND METHOD OF USE OF THE SAME
摘要 A grip extension linkage to provide a gripping tool having radial gripping elements with an improved operational range. The grip extension linkage includes at least one annular body having a central internal bore and an peripheral external surface. There is provided rigid elongated spokes. Spoke guides are provided on the annular body. The spoke guides are in close fitting relation with the spokes to constrain the spokes while allowing them to move radially from a retracted position to an engaged position.
申请公布号 US2011109109(A1) 申请公布日期 2011.05.12
申请号 US200913003281 申请日期 2009.07.17
申请人 NOETIC TECHNOLOGIES INC. 发明人 SLACK MAURICE WILLIAM
分类号 E21B19/10;B66C1/54;B66C1/56 主分类号 E21B19/10
代理机构 代理人
主权项
地址