Fire escape – ladder – or scaffold – Pitched roof conforming scaffold
Patent
1990-01-19
1991-04-02
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Pitched roof conforming scaffold
248237, E04G 508, E04G 312
Patent
active
050040723
ABSTRACT:
An adjustable roof support apparatus (10) for pitched roofs (100) including a horizontal platform member (14) and a vertical panel member (20) operatively secured together by fastening members (30) in a variety of angular dispositions so that the horizontal platform member (14) will be oriented parallel to the ground regardless of the angle of pitch of the pitched roof (100).
REFERENCES:
patent: 298463 (1884-05-01), Guedle
patent: 590872 (1897-09-01), Allen
patent: 799487 (1905-09-01), Neice
patent: 1159372 (1915-11-01), Goff
patent: 1423726 (1922-07-01), Mohr
patent: 2320538 (1943-06-01), Vogt
patent: 3866715 (1975-02-01), Foulk
patent: 4342374 (1982-08-01), Montana
patent: 4450935 (1984-05-01), Gustavus
patent: 4760982 (1988-01-01), Cooke
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