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Programmed-pressure air supply for positive-pressure breathing systemMotor-driven cam varies height of mercury column connected to loading diaphragm of pressure-regulating valve. Air supplied to open-loop, positive pressure breathing system is controlled so repetitive pressure--time profiles can be obtained during every insufflation--exhaust cycle.
Document ID
19740000075
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Troutman, S. J., Jr. (Webb Associates)
Annis, J. F. (Webb Associates)
Date Acquired
August 7, 2013
Publication Date
June 1, 1974
Subject Category
Life Sciences
Report/Patent Number
Report Number: ARC-10845
ARC-10845
Accession Number
74B10075
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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