Depth sounder with indicia lighting means

Details Depth sounder with indicia lighting means Depth sounder with indicia lighting means

1974-10-21

1976-04-27

Farley, Richard A.

Communications: electrical

Selective

Monitoring in addition to control

340366D, 340373, G01S 968, G01S 756

Patent

active

039538249

ABSTRACT:
A depth sounder having a dial that includes a viewing area, a plurality of indicia surrounding the viewing area, and a flasher that sweeps the viewing area and flashes adjacent to an indicium to indicate the depth sounded, the dial being generally opaque with transparent or translucent indicia so that light from the flasher will illuminate at least some of the indicia in the vicinity of the indicium indicating the depth sounded.

REFERENCES:
patent: 2750574 (1956-06-01), Fryklund
patent: 2767385 (1956-10-01), Smith
patent: 3146440 (1964-08-01), Emerson
patent: 3267413 (1966-08-01), Beebe et al.

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