Material or article handling – Self-loading or unloading vehicles – With load-receiving portion – or significant section thereof,...
Patent
1986-07-28
1988-04-12
Aschenbrenner, Peter A.
Material or article handling
Self-loading or unloading vehicles
With load-receiving portion, or significant section thereof,...
254 4R, 280 4724, B65G 700
Patent
active
047370653
ABSTRACT:
A hand-operated truck comprises a frame having a base and an upstanding portion which includes two main wheels at its bottom side, a hand-operated lift assembly above the wheels and a top handle portion. An auxiliary wheel is mounted on the upstanding portion above the main wheel and can be grounded to cooperate with the main wheels to support a load when the upstanding portion is inclined. The lift assembly includes a reel and a rope for lowering and raising the load, and a brake assembly for controlling the lowering and lifting operation.
REFERENCES:
patent: 2516260 (1950-07-01), Schildmeier
patent: 2777667 (1957-01-01), Stafford et al.
patent: 2827190 (1958-03-01), Spitzmesser
patent: 3313521 (1967-04-01), Sauka
patent: 3861647 (1975-01-01), Meredith
patent: 4435115 (1984-03-01), Orstad et al.
patent: 4632627 (1986-12-01), Swallows
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