Adjustable ladder platform

Details Adjustable ladder platform Adjustable ladder platform

1993-10-12

1995-02-14

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Ladder and platform

Platform with ladder as support

182118, E06C 112

Patent

active

053886658

ABSTRACT:
An adjustable platform for attachment to a ladder, including: a frame which can be removably attached to a ladder; a planar platform fixedly mounted on a shaft rotatably disposed in the frame; and a position adjustment mechanism operatively connected to the shaft to selectively lock the platform in a desired angular position with respect to the ladder or to permit the platform and the shaft to rotate freely within the frame, the position adjustment mechanism including no threaded fasteners.

REFERENCES:
patent: 62314 (1867-02-01), Burt
patent: 459945 (1891-09-01), Fales
patent: 1253493 (1918-01-01), James
patent: 2827336 (1958-03-01), Johnson
patent: 3067836 (1962-12-01), Carnicelli
patent: 3822846 (1974-07-01), Jesionowski
patent: 4586586 (1986-05-01), Canals
patent: 4953661 (1990-09-01), Hilton et al.

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