Fire escape – ladder – or scaffold – Convertible – Ladder
Patent
1984-02-03
1985-06-25
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Convertible
Ladder
E06C 118, E06C 132
Patent
active
045248478
ABSTRACT:
A foldable ladder is disclosed which includes in combination a base section and an extension section. A pair of longitudinally aligned slots are provided in the base section rails near the top to receive therein the ends of a transverse pivot bar. The tops of the base section rails are secured to the pivot bar in a manner to permit pivotal movement of the extension section about the base section. The base section is provided with a pair of upwardly open braces and a pair of laterally spaced straps. By utilizing the braces, the sections can be secured in longitudinal juxtaposed planar alignment. By employing the straps, the sections can be secured in angular, generally A-shaped relationship. Additionally, the extension section can be secured within base section in a storage or low height configuration. In one embodiment, one of the rails of the base section can be equipped with a ground contacting member to facilitate movement of the ladder across a surface.
REFERENCES:
patent: 40500 (1863-11-01), Philips
patent: 66655 (1867-07-01), Turner
patent: 739309 (1903-09-01), Harmon
patent: 1189514 (1916-07-01), Wallace
patent: 1428370 (1922-09-01), Harmon
patent: 1987535 (1935-01-01), Morris
patent: 2350129 (1944-05-01), Richards
LandOfFree
Ladder does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ladder, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ladder will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-550247