Fire escape – ladder – or scaffold – Ladder – Independent support for rung
Patent
1989-09-27
1990-08-21
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder
Independent support for rung
182228, E06C 710, E06C 750
Patent
active
049498118
ABSTRACT:
A ladder brace is provided being substantially channel shaped and having free edges which abut both the step and stile of the ladder. The brace closes off a portion of the stile.
REFERENCES:
patent: 502967 (1893-08-01), Hetrick et al.
patent: 792436 (1905-06-01), Meacham
patent: 1519283 (1924-12-01), Wernli
patent: 1838796 (1931-12-01), Tingleaf
patent: 3083786 (1963-04-01), Arnold
patent: 4079814 (1978-03-01), Larson
patent: 4204587 (1980-05-01), Larson
Bailey Aluminum Products Pty. Ltd.
Machado Reinaldo P.
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