Communications: electrical – Selective – Having indication or alarm
Patent
1976-09-07
1980-09-23
Yusko, Donald J.
Communications: electrical
Selective
Having indication or alarm
362 61, 362347, 340 50, B60Q 152, F21M 318
Patent
active
042245990
ABSTRACT:
A visual warning apparatus of the type used on police and fire department and other emergency vehicles in which a reflector is positioned relative to a rotating signal light so when the light rotates, light rays deflected off the reflector will extend forwardly of the vehicle while producing a lateral shifting of the light rays. The reflector comprises a plurality of convex sections which produce a highly active light signal.
REFERENCES:
patent: 3404371 (1968-10-01), Gosswiller
Knepshield Robert E.
Peirish, Jr. Alfred J.
International Telephone and Telegraph Corporation
Stolzy A. Donald
Yusko Donald J.
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