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Liquid-level meter has no moving partsAn electro-optical system, without moving parts, reliably indicates liquid levels at cryogenic temperatures. Glass prisms, which act as liquid level probes inside the tank, extend from optically aligned photoelectric assemblies mounted on the outside.
Document ID
19630000066
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Escue, W. T.
Date Acquired
August 1, 2013
Publication Date
June 1, 1964
Subject Category
Materials
Report/Patent Number
MFS-3
Report Number: MFS-3
Accession Number
63B10378
Funding Number(s)
CONTRACT_GRANT: NAS8-819
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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