Elevator system

Details Elevator system Elevator system

1982-06-10

1984-09-04

Truhe, J. V.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

340 19R, 340 21, B66B 302

Patent

active

044691998

ABSTRACT:
An elevator system in which indicia in the hatchway to signal elevator car slowdown points for the floors of a building are also used to maintain and update the advanced car position. The advanced car position is changed to the next floor in the car's travel direction at the start of a run, and then each slowdown indicia encountered by the car associated with the car travel direction changes the advanced car position until the slowdown indicia is detected which is associated with the floor at which the elevator car is to stop.

REFERENCES:
patent: 2938603 (1960-05-01), Loughridge
patent: 3058546 (1962-10-01), Caputo
patent: 4114729 (1978-09-01), Kohler
patent: 4164271 (1979-08-01), Bergstrom
patent: 4191277 (1980-03-01), Meyer et al.
patent: 4203506 (1980-05-01), Richmon
patent: 4375249 (1983-03-01), Kajiyama

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