Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1976-08-31
1978-07-25
Schaefer, Robert K.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
340 21, B66B 302
Patent
active
041024370
ABSTRACT:
An elevator system including an elevator car mounted for movement in a structure to serve the floors therein, and a car position indicator for displaying the position of the car in the structure. The car position indicator displays the car position according to a first mode during normal system operation, and, in response to the car becoming disabled, it switches to a second display mode which more accurately indicates the position of the elevator car relative to the floors of the structure.
REFERENCES:
patent: 2903093 (1959-09-01), Lusti
patent: 3080946 (1963-03-01), Dinning
patent: 3370676 (1968-02-01), McDonald
Feeney William L.
Lackey D. R.
Schaefer Robert K.
Westinghouse Electric Corp.
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