Fire escape – ladder – or scaffold – Scaffold external of shaft
Patent
1977-08-31
1978-12-12
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Scaffold external of shaft
108152, A47C 910
Patent
active
041291980
ABSTRACT:
A combined adjustable seat and ladder or foot support for mounting on a pole for use by a lineman when doing work on a power line, telephone line or the like. The entire assembly is easily collapsed. The seat is supported on a carriage and is selectively moveable to different positions along a horizontal frame to selectively position the worker closer to or away from the pole. A ladder element is so connected as to enable foot support by the worker and which is also collapsible.
REFERENCES:
patent: 1250699 (1917-12-01), Sturgel
patent: 2868273 (1959-01-01), Barrett
patent: 4009763 (1977-03-01), Hunter
Machado Reinaldo P.
Ruano William J.
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