MODIFICATION OF BUAER M-117 DEMAND OXYGEN MASK LEAK TESTER.
Abstract
The BuAer M-117 pocket type demand mask leak tester was improved by the addition of an open circuit breathing vent. The design and advantages of this modification applied to pocket type testers is described. Necessary physical tests were made to develop data for calibration of bellows extension time in terms of per cent mask nitrogen and air leak volume. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- May 15, 1946
- Accession Number
- AD0620311
Entities
People
- Burton E. Vaughan
- Royce K. Skow
Organizations
- Naval Aerospace Medical Institute