Material or article handling – Elevator or hoist and loading or unloading means therefor – Elevator wherein means comprises guide mounted for relative...
Patent
1981-02-20
1983-10-25
Sheridan, Robert G.
Material or article handling
Elevator or hoist and loading or unloading means therefor
Elevator wherein means comprises guide mounted for relative...
187 9R, B66F 906, B66C 1316, B66B 124
Patent
active
044115822
ABSTRACT:
An electronically controlled fork-lift truck having a tilt-cylinder controlled mast and a lift-cylinder controlled fork, comprising a control board mounted adjacent to a driver's seat, the control board having formed thereon various push button switches and a display panel for displaying the heights of the fork, an electronic controller operatively connected with the control board for controlling the movements of the fork and mast, a fork height sensor for detecting the movement of the fork and generating signals denoting increments of that movement, and a tilt sensor for detecting the upright and a tilt-back position of the mast and providing a signal to stop the mast movement wherein the electronic controller can provide various functions including an automatic fork raising and lowering operation.
REFERENCES:
patent: 3319816 (1967-05-01), Christensen
Komatsu Forklift Kabushiki Kaisha
Sheridan Robert G.
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