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Portable breathing systemA semiclosed-loop rebreathing system is discussed for use in a hostile environment. A packed bed regenerative heat exchanger providing two distinct temperature humidity zones of breathing gas with one zone providing cool, relatively dry air and the second zone providing hot, moist air is described.
Document ID
19800002554
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Lovell, J. S. (United Technologies Corp. East Hartford, Conn., United States)
Date Acquired
September 4, 2013
Publication Date
September 25, 1979
Subject Category
Man/System Technology And Life Support
Report/Patent Number
Patent Number: US-PATENT-4,168,706
Patent Number: NASA-CASE-MSC-16182-1
Patent Application Number: US-PATENT-APPL-SN-780938
Accession Number
80N10799
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,168,706|NASA-CASE-MSC-16182-1
Patent Application
US-PATENT-APPL-SN-780938

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