Patent ID: 8281882

Claim:
A drill bit, comprising: a shank; a bit body attached to said shank, said bit body having an axis of rotation, said bit body including: a working face having a plurality of blades extending outwardly therefrom, said plurality of blades forming an inverted conical region; a plurality of cutters positioned on said plurality of blades, said plurality of cutters including: a first cutter having a first point most distant from said working face relative to said plurality of cutters; a second cutter proximate said axis of rotation, said second cutter having a another point nearest said working face relative to said plurality of cutters; a pocket formed within said working face; a channel connecting said pocket to a bore of said drill bit; and, a jack element disposed within said pocket, said jack element having a distal end within said inverted conical region, said distal end extending away from said working face a distance between said first point and said second point, said jack element limiting a depth to which at least one of said plurality of cutters engages a formation.