Aerial work apparatus

Details Aerial work apparatus Aerial work apparatus

1993-03-08

1994-05-03

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Having transpositioning base and erecting means

182 2, 182 625, 52118, B66F 1104

Patent

active

053078985

ABSTRACT:
An improved mast assembly for an aerial work apparatus having improved stability and safety. A telescoping vertical main mast is connected to a telescoping vertical auxiliary mast.

REFERENCES:
patent: 2988163 (1961-06-01), Foley
patent: 3411606 (1968-11-01), Oldakowski
patent: 4511015 (1985-04-01), Purdy
patent: 4775029 (1988-10-01), MacDonald

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