公开(公告)号：US20160108689A1

公开(公告)日：2016-04-21

申请号：US14515055

申请日：2014-10-15

Applicant: Sercel

Inventor： Jean-Eric NEGRE ,  Ronan AFFRE DE SAINT ROME ,  Thierry DE KIMPE

IPC: E21B23/01 ,  E21B23/14

CPC classification number: E21B23/01 ,  E21B23/14 ,  G01V1/52 ,  G01V11/005

Abstract: Method and down-hole tool for use inside a well, the down-hole tool including a housing; an anchoring arm rotatably attached to the housing and configured to move between an open position and a closed position; a spring block configured to have a central part that moves along a longitudinal axis (X) of the housing which results in the movement of the anchoring arm between the open or closed positions; and an actuating mechanism connected to the central part and configured to move the central part along the longitudinal axis. The spring block is detachably attached to the housing.

Abstract translation: 用于井内的方法和井下工具，井下工具包括壳体; 固定臂，其可旋转地附接到所述壳体并且构造成在打开位置和关闭位置之间移动; 弹簧块，其构造成具有沿壳体的纵向轴线（X）移动的中心部分，其导致锚定臂在打开或关闭位置之间的运动; 以及致动机构，其连接到所述中心部分并且构造成沿着所述纵向轴线移动所述中心部分。 弹簧块可拆卸地附接到壳体。