| US 11,692,402 B2 | ||
| Depth of cut control activation system | ||
| Kevin Clark, Conroe, TX (US); Kelley Plunkett, Conroe, TX (US); and Curtis Lanning, Conroe, TX (US) | ||
| Assigned to Halliburton Energy Services, Inc., Houston, TX (US) | ||
| Filed by Halliburton Energy Services, Inc., Houston, TX (US) | ||
| Filed on Oct. 20, 2021, as Appl. No. 17/505,814. | ||
| Prior Publication US 2023/0117681 A1, Apr. 20, 2023 | ||
| Int. Cl. E21B 10/62 (2006.01); E21B 17/10 (2006.01); E21B 10/32 (2006.01) | ||
| CPC E21B 10/62 (2013.01) [E21B 10/322 (2013.01); E21B 10/325 (2013.01); E21B 17/1092 (2013.01)] | 20 Claims |
|
1. A drill bit, comprising:
a bit body; and a blade extending from the bit body, wherein the blade comprises:
a plurality of cutting elements protruding from a surface of the blade, the surface of the blade including a cone zone, a nose zone, a shoulder zone, and a gauge zone;
a first pocket formed in the surface of the blade in one of the cone zone, the nose zone, or the shoulder zone, wherein a first element is disposed within the first pocket protruding from the surface of the blade, wherein the first element is a depth of cut control (DOCC) element or a non-cutting gauge element and is configured to extend or retract relative to the surface of the blade; and
a second pocket formed in the surface of the blade in the gauge zone, wherein a second element is disposed within the second pocket protruding from the surface of the blade, wherein the second element is a DOCC element or a non-cutting gauge element and is configured to extend or retract relative to the surface of the blade, and wherein the first element is coupled to the second element such that when the second element retracts relative to the surface of the blade, the first element extends relative to the surface of the blade.
|