Material or article handling – Elevator or hoist and loading or unloading means therefor – Elevator wherein means comprises guide mounted for relative...
Patent
1979-10-26
1981-09-15
Schacher, Richard A.
Material or article handling
Elevator or hoist and loading or unloading means therefor
Elevator wherein means comprises guide mounted for relative...
414631, 414785, B66F 910
Patent
active
042894425
ABSTRACT:
In a cargo-transfer system wherein a truck-mounted boom is extendable into a cargo space to manipulate a cargo-lift mechanism, the improvement comprising a lowerable roller mechanism carried by the lift mechanism to slightly elevate the mechanism from the cargo space floor, thereby transferring the cargo weight to the floor, thus relieving the load that would otherwise have to be carried by the outboard end of the boom. The invention permits greater cargo weights and/or a greater extension of the boom, and/or a lighter and cheaper boom, and/or a lower cost power system.
REFERENCES:
patent: 2320601 (1943-06-01), Howell
patent: 2754020 (1956-07-01), Dunn
patent: 3232465 (1966-02-01), Romine
patent: 3982646 (1976-09-01), Gaskin
patent: 4027771 (1977-06-01), Adams
Edelberg Nathan
McRae John E.
Schacher Richard A,.
Taucher Peter A.
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