US 12,305,460 B2
Hydrostatic module interlock, method and system
Nicholas S. Conner, Cypress, TX (US); and Andrew John Vissotski, Pring, TX (US)
Assigned to Baker Hughes Oilfield Operations LLC, Houston, TX (US)
Filed by Baker Hughes Oilfield Operations LLC, Houston, TX (US)
Filed on Aug. 31, 2023, as Appl. No. 18/240,895.
Application 18/240,895 is a division of application No. 17/517,167, filed on Nov. 2, 2021, abandoned.
Prior Publication US 2023/0407719 A1, Dec. 21, 2023
Int. Cl. E21B 23/04 (2006.01)
CPC E21B 23/0411 (2020.05) [E21B 23/042 (2020.05)] 13 Claims
OG exemplary drawing
 
1. A hydrostatic module interlock for a downhole tool comprising:
a piston having fingers extending from a body thereof;
a piston mandrel telescopically arranged with the piston; and
a retaining piston having retaining appendages engaged with the fingers to prevent finger deflection in a first position and allow finger deflection in a second position.