Group control apparatus for elevators

Details Group control apparatus for elevators Group control apparatus for elevators

1986-06-18

1987-12-01

Shoop, Jr., William M.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

B66B 118

Patent

active

047097884

ABSTRACT:
A group control apparatus for elevators includes a main station for performing a hall call registration of an elevator cage, floor remote stations, arranged in elevator halls for the respective floors of a building in which elevators are installed, for generating a hall call signal and performing a call display of the elevator cage, and a single data transmission line for coupling each of the floor remote stations to the main station and for performing serial data transmission.

REFERENCES:
patent: 3782504 (1974-01-01), Billmaier et al.
patent: 3804209 (1974-04-01), Edison
patent: 3841443 (1974-10-01), Booker, Jr.
patent: 3851735 (1974-12-01), Winkler et al.
patent: 4346789 (1982-08-01), Ekholm
patent: 4431085 (1984-02-01), MacDonald
patent: 4497391 (1985-02-01), Mendelsohn et al.

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