Unearthing plants or buried objects – Stone gathering and/or unearthing by impelling above-ground...
Patent
1980-04-10
1981-11-24
Eskovitz, Jay N.
Unearthing plants or buried objects
Stone gathering and/or unearthing by impelling above-ground...
56 166, 56364, A01B 4300
Patent
active
043018696
ABSTRACT:
A stone picking machine is disclosed. The machine comprises a frame having a draft tongue adapted to be attached to the drawbar of a tractor, a cross-axle with a pair of wheels supporting the frame, a box mounted on the frame, means for picking up stones in the field while the machine is being hauled by a tractor and for loading the stones in the box, and means for raising the box upwardly and for tilting it sidewise to dump the stones into a truck or a pile of stones.
REFERENCES:
patent: 2618917 (1952-11-01), Howser
patent: 2706877 (1955-04-01), Caldwell
patent: 2738633 (1956-03-01), Bestland et al.
patent: 3100540 (1963-08-01), Deaver et al.
patent: 3443644 (1969-05-01), Schindelka
patent: 3529408 (1970-09-01), Stark et al.
patent: 3846964 (1974-11-01), Frushour et al.
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