Piston Railcar Shaker
Characteristics: Simple, inexpensive, easy to mount
Description: A
rugged, air vibrator with a linear force output with a male wedge to
fit wedge bracket found on most closed hopper cars; low initial cost;
high noise levels with impacting models; reduced noise levels with
non-impacting models; requires lubrication; low air consumption;
moderate life; fast and easy to mount.
RECOMMENDATION: Intermittent or continuous duty unloading most products shipped in closed hopper rail cars. Difficult products may require a vibrator on each side of the rail car discharge pocket(s).
Description: Allows car shaker to be wheeled into position and slid into or lifted out of rail car brackets mounted near hopper discharge. Requires space around unloading site to maneuver cart. Check specifications for dimensions.
RECOMMENDATION: Use when concerned about personnel lifting and extending car shaker into and out of hopper car bracket.
Description: A rugged, air
vibrator with a linear force output with a male wedge to fit wedge
bracket found on most closed hopper cars; low initial cost; high noise
levels with impacting models; reduced noise levels with non-impacting
models; requires lubrication; low air consumption; moderate life; fast
and easy to mount. 45 lbs.
RECOMMENDATION: A good choice due to ease of use, low initial cost, low air consumption and moderate life.
Rotary Electric Railcar Shaker
Characteristics: Rugged, energy efficient, low noise
Description - A rugged, rotary electric motor with adjustable eccentrics for variable force outputs; used with an adapter bracket with a male wedge to fit wedge bracket found on most closed hopper cars; well suitable for dry materials which bridge; dust tight and splash-proof rated; hazardous location rated also available; low noise levels; very low energy usage; long life; heavier than piston or turbine railcar shakers; repairable.
RECOMMENDATION: A good choice when noise and energy consumption are important considerations and operator is capable of handling the weight.
CAR-ROCKER™ Portable Pocket Vibrator Assembly
Characteristics: Portable, inexpensive, ease to mount
Description: A dual roller pneumatic vibrator ideal for unloading railcars that require high frequency and high force. Equipped with a comfort grip side handle, the Car-Rocker™ Portable Pocket Vibrator Assembly is easily positioned in the pocket or moved from car to car. 65 lbs.
RECOMMENDATION: A good choice due to ease of use, low initial cost, and long wear life.
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