Ladder leveler

Details Ladder leveler Ladder leveler

1974-09-25

1976-01-20

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder

Supporting surface compensating means

403109, 403363, E06C 744

Patent

active

039332225

ABSTRACT:
A ladder having an adjustable extension enabling it to be positioned stably on uneven ground. The extension is telescopingly mounted on the outside of one leg of the ladder, and is slidable relative to the ladder leg in the longitudinal direction. Its range of movement is not limited by the ladder rungs. Locking means are selectively engageable in a series of holes to hold the extension in desired position.

REFERENCES:
patent: 1179391 (1916-04-01), Bachman
patent: 1246709 (1917-11-01), Brown
patent: 1359297 (1920-11-01), Voss
patent: 2350116 (1944-05-01), Kimes
patent: 2417646 (1947-03-01), Hallner
patent: 2899011 (1959-08-01), Babits
patent: 2936849 (1960-05-01), Larson

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