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Flexible plastic ring assembly makes durable shaft sealStacked flexible rings interleaved with solid metal rings of smaller width provide a durable seal ring for rotating shafts used in vacuum or pressure pumps.
Document ID
19650000364
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Date Acquired
August 2, 2013
Publication Date
December 1, 1965
Subject Category
Mechanics
Report/Patent Number
WOO-227
Report Number: WOO-227
Accession Number
65B10367
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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