Ladder apparatus

Details Ladder apparatus Ladder apparatus

1989-03-09

1990-05-15

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Wall- or floor-attached

Independent rung or step

182 97, 182156, 182195, 182207, A47B 7710, E06C 112, E06C 900

Patent

active

049249703

ABSTRACT:
A ladder apparatus adapted to be borne by a fixture, such as cabinet, including a bracket adapted to be mounted on the fixture, a pair of first support members individually, substantially pivotally mounted on the bracket, a pair of second support members individually slidably mounted on the first support members, and a pair of third support members individually, slidably mounted on the second pair of support members and at least one step mounted on and interconnecting the third support members whereby the apparatus can be disposed in a collapsed, stored attitude inside a cabinet or alternatively extended therefrom and disposed in an operational attitude extending outside the cabinet.

REFERENCES:
patent: 1946747 (1934-02-01), Laborda
patent: 2775499 (1956-12-01), Gleitsman
patent: 2881040 (1959-04-01), Hartridge
patent: 3311190 (1967-03-01), Naumann
patent: 3481429 (1969-12-01), Gaede
patent: 4079815 (1978-03-01), Cormier

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