Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Closure arrangement for spent nuclear fuel shipping containers

Patent ·
OSTI ID:7170094
This patent describes a closure system for closing and sealing a cask member having an open end. The closure system comprising a stepped bore in the open end of the cask member. The bore having a first diameter forming a first shoulder within the open end of the cask, and a second larger diameter forming a second shoulder in the bore. The wall of the bore formed by the first diameter having a continuous annular groove therein, and the wall of the bore formed by the second diameter having one or more radially extending slots formed therein, a first closure member adapted to rest upon the first shoulder, a second closure member adapted to rest upon the second shoulder. The second closure member having a continuous peripheral groove, first locking means; second locking means; means for forcing the second locking means into engagement with the second closure member, and sealing members mounted in the first and second closure members.
Assignee:
Nuclear Assurance Corp., Norcross, GA
Patent Number(s):
US 4883637A/
Application Number:
PPN: US 7-236204A
OSTI ID:
7170094
Country of Publication:
United States
Language:
English

Similar Records

Cavity closure arrangement for high pressure vessels
Patent · Wed Dec 31 23:00:00 EST 1980 · OSTI ID:864060

Cavity closure arrangement for high pressure vessels
Patent · Mon Nov 30 23:00:00 EST 1981 · OSTI ID:5448688

IMPROVEMENTS RELATING TO CLOSURE MEANS FOR PRESSURE VESSELS
Patent · Mon Oct 17 00:00:00 EDT 1960 · OSTI ID:4776898