Patent ID: 11867263
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC E  F | IPC E  F

Claim 0:
1. A linear actuator, comprising:
a piston having a piston slot and configured to:
linearly shift from a first piston position to a second piston position; and
rotate as the piston shifts towards the first piston position;

an activating lever comprising:
a shoulder that the piston engages as the piston shifts to the second piston position,
wherein the activating lever is configured to shift from a first activating lever position to a second activating lever position after piston engages the shoulder; and

a retractable rail configured to shift from a first retractable rail position downwards to a second retractable rail position, and comprising:
a retractable rail tab positioned in a groove of the piston slot as the piston shifts from the first piston position to the second piston position and while the retractable rail is in the first retractable rail position.