Patent ID: 11859730
Assignee: SRI ENERGY, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A valve actuator assembly comprising:
an actuator housing configured to couple to both a bonnet and a housing lid;
a cylinder included in the actuator housing and configured to couple to the bonnet;
a port to fluidly couple the cylinder to a hydraulic fluid source;
a piston included in the cylinder and coupled to a shelf;
a spring included in the actuator housing and having first and second spring ends, the first spring end being configured to couple to a surface of the housing lid and the second spring end being coupled to the shelf; and
an operating stem coupled to the piston, included in a channel, configured to extend through the bonnet, and configured to couple to a valve body assembly.