Light-source multiplication device

Details Light-source multiplication device Light-source multiplication device

1985-10-09

1987-08-04

Ruehl, Charles A.

Communications: electrical

Selective

Having indication or alarm

340 74, 350106, 350109, 362244, 362300, 362307, 362317, 362326, 362347, F21V 500, F21V 502

Patent

active

046849190

ABSTRACT:
A light-source multiplication device useful in a warning light device, a traffic signal light device, a light display or a lighted sign includes light-emissive diodes as light sources with a multi-prism having facets having apices on an imaginary spherical surface for providing multiple images of the light-emissive diodes, some of which can be viewed over a wide field of vision, thereby minimizing power and maintenance requirements of the device.

REFERENCES:
patent: 1090278 (1914-03-01), Coates
patent: 1568899 (1926-01-01), Mercer et al.
patent: 2099671 (1937-11-01), Bairey
patent: 2444356 (1948-06-01), Luce
patent: 2752478 (1956-06-01), Clark

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