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Self-sealing propellant-actuated device eliminates atmosphere contaminationDevice retains internally generated combustion products by a plug which seals the barrel end after projectile ejection. Since no blast wave is produced, only the projectile can disturb the surrounding surfaces and atmosphere.
Document ID
19700000238
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Heiney, O. K.
Date Acquired
August 5, 2013
Publication Date
July 1, 1970
Subject Category
Machinery
Report/Patent Number
NPO-11013
Report Number: NPO-11013
Accession Number
70B10248
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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