Johnson Service Company Modified Portable Air Compressor.
NAVY EXPERIMENTAL DIVING UNIT PANAMA CITY FL
Pagination or Media Count:
A 600-hour endurance run with 48-hour measurements indicated satisfactory endurance and maintenance characteristics for the unit. Two tank dives, to 60 and 80 feet, showed the unit to be adequate for one man to 60 feet in addition, two river dives showed the unit to be adequate for field conditions. For any given discharge pressure, no major volumetric efficiency change occurred during the run.
- Hydraulic and Pneumatic Equipment