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Zero-leak valveZero-leakage valve has fluid-sealing diaphragm support and flat sievelike sealing surface. Diaphragm-support valve is easy to fabricate and requires minimum maintenance. Potential applications include isolation valve for waste systems and remote air-actuated valve. Device is also useful in controlling flow of liquid fluorine and corrosive fluids at high pressures.
Document ID
19790000421
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Macglashan, W. F., Jr.
(Caltech)
Date Acquired
August 10, 2013
Publication Date
April 1, 1980
Publication Information
Publication: NASA Tech Briefs
Volume: 4
Issue: 3
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
NPO-14717
Accession Number
79B10421
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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