Nuclear storage overpack door actuator and alignment apparatus

Patent · Tue May 10 04:00:00 EDT 2005

OSTI ID:949192

Andreyko, Gregory M ^[1]

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1. North Huntingdon, PA

The invention is a door actuator and alignment apparatus for opening and closing the 15,000-pound horizontally sliding door of a storage overpack. The door actuator includes a ball screw mounted horizontally on a rigid frame including a pair of door panel support rails. An electrically powered ball nut moves along the ball screw. The ball nut rotating device is attached to a carriage. The carriage attachment to the sliding door is horizontally pivoting. Additional alignment features include precision cam followers attached to the rails and rail guides attached to the carriage.

• Research Organization: Bechtel Bettis Inc
• Sponsoring Organization: United States Department of Energy
• DOE Contract Number: AC11-98PN38206
• Assignee: The United States of America as represented by the United States Department of Energy (Washington, DC)
• Patent Number(s): 6,891,913
• Application Number: 10/341,472
• OSTI ID: 949192
• Country of Publication: United States
• Language: English