Abstract: The present invention is an improved system and apparatus for providing emergency breathing air upon the failure or disconnect of a primary air source in a hostile environment. The invention comprises a compressed air source interconnected with a primary pressurized system which automatically engages when the primary air system falls below a predefined pressure range and isolates the secondary system from the primary system.
Type:
Grant
Filed:
March 18, 1998
Date of Patent:
March 14, 2000
Inventors:
Albert D. Hawkins, Jr., Steven J. Herberholt