COMMON CHARACTERISTICS TO ALL ROCK PICKERS

COLLECT STONES AND ROCKS FROM 2 CM UP TO 80 CM AT 25 CM DEPTH IN ONE SINGLE PASS! 
Collect surface stones, partially buried or lined by rake, being small (2 cm.) medium or large (up to 80 cm.)
These machines are shipped from the factory ready to pick up stones from 5 to 80 cm. in size.
To pick up stones smaller than 5 cm. intermediate rods are coupled to the chain.
Machines operated by the PTO at 540, 750 and 1,000 rpm.
Adjustable working depth of 5 to 35 cm. depending on soil and tractor power.
Collection of stones and rocks from a lift chain of endless movement, which collects, separates and elevates the stones into a stone tank (patented).
The stones are conveyed to the stone tank thru the lift chain.
Rotating collecting drum with floating shaft and hydraulic damping with helical distribution of the blades. This drum feeds the stones into the lift chain (patented).
The dump of the stone tank is hydraulically controlled from the tractor.
Performance of the machine with a working width of 1.9 m., from 30 to 90 m3 of stones per hour.
Duty cycles of loading and unloading of the machine 4 to 15 minutes depending of the density of stone in the field.
OPTIONAL: lift chain inverter (unblocker), 3 models (manual, semi-automatic and mechanical).
TYPE APPROVAL: MAR-0036 and MAR-0152, with lights, brakes and green card register.