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Long-Life Cryogenic CoolerMagnetic bearings and noncontacting seals let cooler operate unattended at 65 K for more than 3 years. New cooler uses magnetic bearings, small piston/cylinder clearance seals, and linear motors. Cooler consists of compression and expansion sections connected end-to-end. Compression section houses reciprocating hollow piston driven by linear motor.
Document ID
19850000116
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Sherman, A. (North American Philips Corp.)
Gasser, M. G. (North American Philips Corp.)
Studer, P.
Daniels, A.
Goldowsky, M.
Date Acquired
August 12, 2013
Publication Date
June 1, 1985
Publication Information
Publication: NASA Tech Briefs
Volume: 9
Issue: 1
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
GSC-12697
ISSN: 0145-319X
Report Number: GSC-12697
Accession Number
85B10116
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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