Accession Number : ADD000298
Title : Swimmer-Dive Navigation and Reconnaissance Device.
Descriptive Note : Patent,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C
Personal Author(s) : Hunter,Earl K
Report Date : 07 May 1974
Pagination or Media Count : 7
Abstract : The patent concerns a navigation/reconnaissance device which comprises a hand-held pressure hull having a viewing port through which a using swimmer-diver views a drift meter for correcting his compass heading to compensate for water currents, a depth meter, a distance meter, and a strip chart recorder showing total water depth and distance traveled vs. time. The hull houses or carries all components for doppler sonar, swimmer-diver depth meter, altimeter, and combinations of the outputs thereof.
Descriptors : *Patents, *Diver equipment, *Navigation, Compasses, Measuring instruments, Drift, Depth indicators, Distance measuring equipment
Subject Categories : Life Support Systems
Distribution Statement : APPROVED FOR PUBLIC RELEASE