Signal lamp with a movable slit plate

Details Signal lamp with a movable slit plate Signal lamp with a movable slit plate

1984-01-25

1985-07-16

Lechert, Jr., Stephen J.

Illumination

Light source and modifier

Plural serial lens elements or components

362230, 362231, 362232, 362233, 362280, 362293, 362295, 362311, 362321, 362331, 362332, 362339, 362351, 362360, 362455, 340 84, F21V 900

Patent

active

045300410

ABSTRACT:
A signal lamp having in its housing with an opening, a bulb, an optical elements installed in the housing for converting the light of the bulb into parallel rays of light, a colored lens being colored differently in plurality of regularly disposed patterns, a slit plate installed slidably and provided with portions pervious to light corresponding to said pattern in shape and a solenoid, by which the slit plate is shifted and the radiated light is converted in its color.

REFERENCES:
patent: 1247273 (1917-11-01), Hochstetter
patent: 2104911 (1938-01-01), Snyder

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