Fire escape – ladder – or scaffold – Ladder – Supporting surface compensating means
Patent
1990-02-23
1991-01-15
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder
Supporting surface compensating means
182111, E06C 744
Patent
active
049846558
ABSTRACT:
A ladder adjustment apparatus (10) which is designed to be secured to the rungs (101) of a ladder (100) whereby the apparatus (10) may be laterally shifted on the rungs (101) to position the apparatus (10) adjacent either leg (102) of the ladder without the need for physically detaching the apparatus (10) from the ladder (100).
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Hoy Thomas A.
Scherer Mark D.
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