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Composite, vacuum-jacketed tubing replaces bellows in cryogenic systemsFor reliability control of high pressure cryogenic systems, one or more 90 degree elbow expansion devices are substituted for the metal bellows normally used. The device consists of a conducting tube inside a support tube, with the space between the tubes evacuated for insulation.
Document ID
19630000064
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Calvert, H. F.
Date Acquired
August 1, 2013
Publication Date
June 1, 1964
Subject Category
Mechanics
Report/Patent Number
LEW-67
Accession Number
63B10368
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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