Displaying device for elevator

Details Displaying device for elevator Displaying device for elevator

1988-08-09

1989-05-23

Huppert, Michael S.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187133, 34082562, B66B 900

Patent

active

048321575

ABSTRACT:
An elevator displaying device for displaying, in addition to the car position of the elevator, operating conditions, such and opening and closing states, of the car door to alert passengers who are about to get on the car of possible dangers resulting from the operation of the door. Detectors are provided for detecting the operating conditions of the car door.

REFERENCES:
patent: 3742445 (1973-06-01), Lauer
patent: 3973648 (1976-08-01), Hummert et al.
patent: 4458243 (1984-07-01), Sado et al.
patent: 4630026 (1986-12-01), Lewis
patent: 4688929 (1987-08-01), Tanigachi et al.
patent: 4724933 (1988-02-01), Tsuji et al.

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