Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means
Patent
1988-02-29
1989-03-14
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Traversing, track-mounted
With occupant elevating or lowering means
182142, 182138, 182129, E04G 310, E04G 314
Patent
active
048118192
ABSTRACT:
A device for horizontally moving an apparatus such as a gondola working at a high location such as a wall surface of a building comprises a mounting frame fixedly provided on the upper end portion of a structure and having a vertically extending rotary shaft receiving portion, a rail supporting member having a rotary shaft received in the rotary shaft receiving portion and also having an arm extending substantially normally from the rotary shaft and including a rail supporting portion at the foremost end thereof, a horizontally extending rail disposed detachably on the rail supporting portion, a rail pivoting device associated with the rail supporting portion and the rail for pivoting the rail when the rotation shaft is rotated, and a trolley mounted on the rail for suspending the apparatus working at a high location. The rail can be provided only provisionally when required and not permanently fixed to the structure.
REFERENCES:
patent: 447898 (1891-03-01), Nygren
patent: 538615 (1895-04-01), Lindsay
patent: 624567 (1899-05-01), Stone
patent: 636264 (1899-11-01), Klinck
patent: 2178956 (1939-11-01), Dyer
patent: 2203113 (1940-06-01), Uecker
patent: 2645531 (1953-07-01), Rector
patent: 3900080 (1975-08-01), Rea
patent: 3908792 (1975-09-01), Shortt
patent: 4538705 (1985-09-01), Leivestad
patent: 4738335 (1988-04-01), Ishii
Machado Reinaldo P.
Nihon Biso Kabushiki Kaisha
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