Fire escape – ladder – or scaffold – With indicator – signal or alarm
Patent
1991-02-05
1991-11-19
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
With indicator, signal or alarm
182106, 182230, 52182, 434113, G09B 100, E06C 534
Patent
active
050658379
ABSTRACT:
An improved handrail is provided to aid a visually handicapped person in moving up and down stairs. The handrail extends along the stairs. Indicia on the handrail identifies the steps along which the handrail extends. The indicia is in the braille system and includes characters which project downwardly away from a lower side of the handrail.
REFERENCES:
patent: 1718694 (1929-06-01), Kurowski
patent: 2091146 (1937-08-01), Hamilton
patent: 3536017 (1970-10-01), Lucas
patent: 4823524 (1989-04-01), Bednar
patent: 4856761 (1989-08-01), Berner
patent: 5027741 (1991-07-01), Smith
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