Patent ID: 6663144
Filing Date: 2003-12-16
Classification: E21B,F16L

Abstract:
A sealing apparatus for an undersea hydraulic coupling member comprising:a sleeve-shaped seal retainer retaining a first hollow pressure-energized seal and a second hollow pressure-energized seal in an undersea hydraulic coupling member; the retainer having a first end abutting the first hollow pressure-energized seal, the first hollow pressure-energized seal having a sealing interfit between the undersea hydraulic coupling member and the first end of the retainer; the retainer having a second end with an annular projection extending therefrom, the second hollow pressure-energized seal having a tight interfit with the annular projection and having an outer circumference that sealingly engages the retainer; and a retainer locking member engaging the undersea hydraulic coupling member and having an interfit with the second hollow pressure-energized seal to seal against leakage of hydraulic fluid between the retainer and retainer locking member.