Patent ID: 9394746
Filing Date: 2016-07-19
CPC Classification: B23P,E21B,Y10T

Claim Text:
1. An earth-boring tool, comprising: a tool body configured to be coupled with another component in a drill string, the tool body having a longitudinal axis; at least one reamer blade attached to the tool body and carrying a cutting structure, the at least one reamer blade configured for use in an expandable reaming apparatus and having at least one feature configured to engage a complementary feature of the expandable reaming apparatus while allowing movement of the at least one reamer blade between a retracted position and an extended position with respect to the expandable reaming apparatus; and wherein the tool body comprises at least one substantially longitudinally extending slot for receiving the at least one reamer blade therein, the at least one slot including a bottom surface abutting a mounting surface of the at least one reamer blade, and the bottom surface and the mounting surface each radially inclined at an acute angle relative to the longitudinal axis of the tool body.