Fire escape – ladder – or scaffold – Ladder – With spacer means
Patent
1978-02-23
1980-03-25
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder
With spacer means
182229, 248210, E06C 748
Patent
active
041945921
ABSTRACT:
A ladder stand-off is provided wherein a pair of parallel braces are transversely connected to a pair of extending arms so that a ladder will pass through the space between the braces and arms and that, when the ladder is in use with the stand-off, each of the braces will bear against an opposite side of the ladder to support the upper end of the ladder.
REFERENCES:
patent: 1478823 (1923-12-01), Gauss
patent: 2815160 (1957-12-01), Gilmour
patent: 2993562 (1961-07-01), Hussey
patent: 3212606 (1965-10-01), Spaw
patent: 3419109 (1968-12-01), Costlow
patent: 3828889 (1974-08-01), Rehm
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