Inventors:
Kenneth Fink - Elk River MN, US
David A. Smith - St. Paul MN, US
Craig F. Borchard - Mendota Heights MN, US
David J. Fehr - Rogers MN, US
Scott V. Hanson - Excelsior MN, US
Mark J. Shireman - Minnetonka MN, US
Robert J. Stanek - Champlin MN, US
John S. Koshuba - Fridley MN, US
Assignee:
Alliant Techsystems Inc. - Minneapolis MN
International Classification:
F42B 5/26, B23P 11/00
Abstract:
A venting system for ordnance or rocket motors comprising a casing having at least one hole and a plug, the plug being formed from a plug slug swaged into the at least one hole. A method to fill a vent hole in a casing comprising transforming a plug slug positioned within the vent hole into a plug.