发明名称 APPARATUS AND METHOD
摘要 A switch mechanism is provided for inclusion in a downhole production string located in a wellbore. The switch mechanism includes an electrical power input and at least two electrical power outputs. In addition, the switch mechanism includes an actuator mechanism which is capable of being actuated from a position remote from the wellbore to selectively move between at least two positions. The movement thereby provides a selective electrical connection between the input and one of the outputs when the actuator is in one of the at least two positions.
申请公布号 US2009183870(A1) 申请公布日期 2009.07.23
申请号 US20090357687 申请日期 2009.01.22
申请人 PUMP TOOLS LIMITED 发明人 LEITCH ANDREW
分类号 E21B43/00;E21B41/00;H01H3/20 主分类号 E21B43/00
代理机构 代理人
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