Fork lift with limit switch controlled retractable guard

Details Fork lift with limit switch controlled retractable guard Fork lift with limit switch controlled retractable guard

1974-02-07

1976-03-02

Scott, James R.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 35, 214DIG7, 296107, B66B 920

Patent

active

039412130

ABSTRACT:
A fork lift with a retractable overhead guard has limit switches built into the mast and one rail of the retractable guard which prevent the fork lift from being raised above a predetermined height when the guard is lowered, and when the fork lift has been raised above the predetermined height with the guard raised, prevents the guard from being lowered.

REFERENCES:
patent: 2602124 (1952-07-01), Anderson
patent: 2684773 (1954-07-01), Boyles
patent: 3293381 (1966-12-01), Eitel
patent: 3630317 (1971-12-01), Jacobsson
patent: 3666052 (1972-05-01), Anderson et al.
patent: 3693773 (1972-09-01), Wickham et al.
patent: 3703673 (1972-11-01), Balz
patent: 3827532 (1974-08-01), Minich, Jr. et al.
patent: 3841698 (1974-10-01), Stammen

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