Phosphorescent escape route indicator

Details Phosphorescent escape route indicator Phosphorescent escape route indicator

1981-09-30

1983-08-30

Yasich, Daniel M.

Signals and indicators

Indicators

By touch

40542, 40570, 52174, 116DIG14, 116 2, 2504621, G01B 2120, E04H 642

Patent

active

044010508

ABSTRACT:
A phosphorescent escape route indicator having at least one protruding indicia formed within or attached to a sheet of material. The protruding indicia has incorporated therewith a phosphorescent substance capable of emitting a glow in the absence of light. An adhesive formed as part of the sheet is utilized to apply the indicator to the surface of walls or stairways thereby aiding in delineating escape routes or access routes to emergency equipment during time of emergency.

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patent: 4074225 (1978-02-01), Vandeweghe
patent: 4090464 (1978-05-01), Bishopp et al.

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