Combined hand truck and ladder

Details Combined hand truck and ladder Combined hand truck and ladder

1977-03-21

1978-08-15

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Convertible

280 30, B62B 120

Patent

active

041065905

ABSTRACT:
A combined hand truck and ladder having a frame with a pair of elongated side rails and longitudinally spaced interconnecting cross braces. An upper back frame member is pivotally connected at one end to the upper end of the frame and is pivotally movable from locked positions parallel to the frame to an extended 90.degree. angle positions. The pivotally connected end is spaced a short distance from the end of the frame so that when the frame is inverted, an angled support provides a freely supported ladder. The frame member also has lower wheels and an extended support foot to be used in the hand truck mode.

REFERENCES:
patent: 680402 (1901-08-01), Van Court
patent: 2560342 (1951-07-01), Hanson
patent: 2820643 (1958-01-01), Cohn
patent: 2938734 (1960-05-01), Guimond
patent: 3104889 (1963-09-01), Branch

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