Patent ID: 11867018
Assignee: BAKER HUGHES OILFIELD OPERATIONS LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC E  F | IPC E  F

Claim 0:
1. An annular seal system for sealing between a casing hanger and a wellhead housing, comprising:
an actuator ring comprising a rigid portion and a flexible portion;
a lockdown ring positioned adjacent the actuator ring; and
a seal assembly capable of moving between a de-energized position and an energized position, wherein the seal assembly in the de-energized position has a space between the seal assembly and the rigid portion of the actuator ring, wherein the seal assembly in the energized position has the space closed, wherein the rigid portion of the actuator ring is to contact a surface of the casing hanger, wherein the flexible portion of the actuator ring is to push the lockdown ring into engagement with the wellhead housing, and wherein the flexible portion of the actuator ring is adapted to disrupt and to allow positional variation of the actuator ring between the lockdown ring and the wellhead housing with the seal assembly being in the energized position.