Control handle arrangement for aerial bucket lift

Details Control handle arrangement for aerial bucket lift Control handle arrangement for aerial bucket lift

1987-04-29

1988-02-16

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Means maintaining platform level on angularly movable support

Swingable support

74491, B66F 1104

Patent

active

047249242

ABSTRACT:
In an aerial lift having a lower boom, an upper boom, and a personnel carrier bucket attached to the upper boom, with the upper boom having an overcenter capability, wherein the upper boom can pivot from a folded position in a non-overcenter zone of operation past a center position and into an overcenter zone of operation, there is provided a control handle arrangement with first and second handles having control movements such that, when the operator is correctly positioned, the direction the bucket moves corresponds to the direction the respective handle moves for all zones of operation.

REFERENCES:
patent: 2836467 (1958-05-01), Myers
patent: 2877660 (1959-03-01), Rush
patent: 2977769 (1961-04-01), Troche
patent: 3066756 (1962-12-01), Broderson
patent: 3082842 (1963-03-01), Balogh
patent: 3964504 (1976-06-01), Inhofer
patent: 4437543 (1984-03-01), Fortin
patent: 4520894 (1985-06-01), Hensler
patent: 4660730 (1987-04-01), Holmes

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