Patent ID: 6176318
Filing Date: 2001-01-23
Classification: E21B

Abstract:
An actuator apparatus for use downhole in a well, the apparatus comprising a tubular member extending in the well, a tool disposed in the tubular member, a drive member connected to the tool for operating the tool, a coupling block disposed in the tubular member and adapted to be connected to the drive member for driving the drive member and operating the tool, a collet disposed in the tubular member and adapted to be connected to the drive member for driving the drive member and operating the tool, a latch normally connecting the coupling block to the drive member, a rod member, and a housing connected to the drive member and adapted to receive the rod member to permit slidable movement of the rod member in the housing to and from a position in which it unlatches the latch to disconnect the coupling block from the drive member, the housing having a recess formed on its outer surface for receiving the collet to connect the collet to the housing, and therefore to the drive member.