Safety attachment for ladder

Details Safety attachment for ladder Safety attachment for ladder

1987-08-06

1988-09-13

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

With handrail or guard for ladder

182121, 248210, E06C 718

Patent

active

047702729

ABSTRACT:
A safety attachment for a ladder to permit the user of the attachment, when it is on the ladder, to be locked onto the ladder so that the user will be more positively connected to the ladder. The attachment includes a frame having hooks for removably coupling the frame to the rungs of a ladder. The frame has a pair of spaced cross-pieces or rods which allow one leg of the user to extend partially about one of the rods while the foot or shin of the leg engages the other of the rods.

REFERENCES:
patent: 524661 (1894-08-01), Austin
patent: 711384 (1902-10-01), Carman
patent: 1088525 (1914-02-01), Bottjer
patent: 2080015 (1937-05-01), Sneddon
patent: 2381812 (1945-08-01), Elwood
patent: 2656223 (1953-10-01), Gray
patent: 3792750 (1974-02-01), Madison
patent: 4425985 (1984-01-01), Geisel
patent: 4515242 (1985-05-01), La Chance
patent: 4548293 (1985-10-01), Haab

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