Dual capacity hook-lift hoist

Details Dual capacity hook-lift hoist Dual capacity hook-lift hoist

1994-03-01

1997-02-11

Keenan, James W.

Material or article handling

Self-loading or unloading vehicles

Separable load rack

414471, 414491, 414546, B60P 148

Patent

active

056013930

ABSTRACT:
A dual capacity hook-lift hoist mounted on a wheeled chassis for use in loading detached objects, such as containers, onto the chassis for transport to any location. The hook-lift hoist is also operable to tilt a loaded container to dump its contents. The hook-lift hoist includes at least one hydraulic cylinder that is sized to have a maximum loading capacity that is below the safe limit of the truck but which is capable of dumping a container that is at least equal to the carrying capacity of the chassis.

REFERENCES:
patent: 3874537 (1975-04-01), Kou
patent: 3892323 (1975-07-01), Corompt
patent: 3964625 (1976-06-01), Wirz
patent: 4053074 (1977-10-01), Lemaire
patent: 4175904 (1979-11-01), Airaksinen
patent: 4204793 (1980-05-01), Lemaire
patent: 4265463 (1981-05-01), Perruso
patent: 4350469 (1982-09-01), Corompt
patent: 4470747 (1984-09-01), Tichenor
patent: 5110251 (1992-05-01), Gray

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