Electric lamp and discharge devices: systems – With signal – indicator – or alarm
Patent
1992-08-31
1994-06-28
Mullins, James B.
Electric lamp and discharge devices: systems
With signal, indicator, or alarm
187137, H01J 160
Patent
active
053250222
ABSTRACT:
An elevator hall enunciator lantern includes an array (FIG. 2, FIGS. 4-8) of dual light, light emitting diodes 12-16, 56, 57 to be energized by a signal 35, 35a indicating the arrival of an up traveling elevator or the signal 36, 36a indicating the arrival of a down traveling elevator to provide a green indication or a red indication, respectively. The array may be configured so that the indication appears as an arrow 21, 22 pointing in the direction of the arriving elevator car. The indication may be scrolled (FIGS. 4-8) in the same direction as the direction of travel of the elevator car so as to provide an additional indication of the direction of travel of the arriving elevator car.
REFERENCES:
patent: 5194702 (1993-03-01), Swonger, Jr.
Dudek J.
Mullins James B.
Otis Elevator Company
Williams M. P.
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