Self-powered, cable-mounted trolleys and building rescue system

Details Self-powered, cable-mounted trolleys and building rescue system Self-powered, cable-mounted trolleys and building rescue system

1979-01-29

1981-03-17

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Inclined cable supporting carrier traveling therealong

Occupant-controlled

182193, 188 654, 254302, 254333, A62B 102

Patent

active

042561990

ABSTRACT:
A self-powered, cable-mounted trolley for moving the load along a cable includes a housing, pulleys including at least one driven pulley journaled for rotation in the housing for frictionally engaging the cable passing therethrough and a motor and transmission to supply power to the driven pulley. Means are provided for attaching the load to the housing.
The trolley is useful in a building rescue system for moving a load upwardly and downwardly on a tensioned cable attached to an upper portion of the building and extending downwardly to a safe location.

REFERENCES:
patent: 276090 (1883-04-01), Sperry
patent: 3018934 (1962-01-01), Good
patent: 3251435 (1966-05-01), Fisher
patent: 3739875 (1973-06-01), Padwicki
patent: 3826335 (1974-07-01), Allen
patent: 4114726 (1978-09-01), Sentinella

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