Patent ID: 8678081

Claim:
A downhole tool device, comprising: a) a central mandrel sized and shaped to fit within a well bore and including a hollow therein; b) at least one member disposed on the central mandrel and movable with respect to the central mandrel along a longitudinal axis of the central mandrel, the at least one member including a packer ring compressible along the longitudinal axis of the central mandrel to form a seal between the central mandrel and the well bore; c) a burn device coupled to a bottom of the central mandrel by a coupler; d) the coupler attached to the bottom of the central mandrel between the burn device and the central mandrel; e) the coupler having an upper surface forming an anvil against which the at least one member is compressible and a hollow therethrough; and f) the coupler having an intermediate section between upper and lower attachment sections including at least one vent hole extending from the hollow to an exterior of the coupler.