Method of operating elevator

Details Method of operating elevator Method of operating elevator

1993-12-02

1995-02-21

Stephan, Steven L.

Elevator, industrial lift truck, or stationary lift for vehicle

With call registration means

187 38, B66B 134

Patent

active

053907655

ABSTRACT:
In a program of running direction determination steps wherein the presence of a call signal, which is based on activation of floor call buttons provided in a cage of an elevator of hall buttons disposed at halls of respective floors, is repeatedly monitored so as to determine the running direction of the cage of the elevator. This program includes the cage running direction determination step of reversing the running direction of the cage with preference over any other call signal when a floor call in the rear of the cage has been registered anew while the cage is at rest at any of the halls.

REFERENCES:
patent: 2222193 (1940-11-01), Crabbe et al.
patent: 3584707 (1971-06-01), Suozzo et al.
patent: 4026389 (1977-05-01), Magee
patent: 4662478 (1987-05-01), Uchino

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