Fire escape – ladder – or scaffold – Ladder – With hook or grab
Patent
1978-12-07
1980-04-22
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder
With hook or grab
182 46, E06C 748, E06C 136
Patent
active
041990412
ABSTRACT:
A bunk bed-ladder arrangement wherein the upper end of the ladder is equipped with C-shaped hook members which straddle the bunk bed rail, the hook members having aligned openings for insertion of screws to secure the hook members to the ladder and the bed rail being equipped with a bracket having a detent fitting into an opening for stabilizing the ladder in position.
REFERENCES:
patent: 468493 (1892-02-01), Charles
patent: 2333849 (1943-11-01), Driscoll
patent: 2364521 (1944-12-01), Fairfax
patent: 2839765 (1958-06-01), Cogley
patent: 3360075 (1967-12-01), Gutner
patent: 3557906 (1971-01-01), Gutner
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