Patent ID: 11959562
Assignee: DRESSER, LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 16:
17. A system comprising:
a controller including an actuator coupled to a drive shaft; and
a valve coupled to the drive shaft and including a first opening, a second opening opposite the first opening, and a valve plug positioned between the first opening and the second opening, the valve plug comprising
a hub coupled to the drive shaft, the hub comprising
a hub body having a longitudinal axis extending through the hub body and a bore extending along the longitudinal axis through the hub body, and
at least one elliptically-shaped protrusion integrally formed with the hub body;

a dome having a first surface, a second surface opposite the first surface, and at least one side wall extending between the first surface and the second surface around a circumference of the dome; and
at least one arm extending between the hub body and the second surface of the dome.