US 12,331,608 B2
Linear escapement for a subterranean valve
Michael Reid, Aberdeenshire (GB)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Jun. 27, 2024, as Appl. No. 18/757,259.
Application 18/757,259 is a continuation of application No. 18/198,351, filed on May 17, 2023, granted, now 12,049,794.
Prior Publication US 2024/0384615 A1, Nov. 21, 2024
Int. Cl. E21B 23/04 (2006.01); E21B 34/14 (2006.01)
CPC E21B 23/04 (2013.01) [E21B 34/14 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An actuator for a downhole tool, the actuator comprising:
an actuator housing;
an escapement mechanism comprising an escapement sleeve and a plurality of escapement teeth, wherein the escapement mechanism advances the escapement sleeve one tooth spacing per pressure cycle; and
a rocker secured within the actuator housing and having opposing first and second pallets, wherein the rocker is operable to alternatively engage the escapement sleeve with the opposing first and second pallets.