History
The first 3 wheeled front end loader was invented by two brothers, Cyril and Louis Keller in
their machinist shop in Minnesota back in 1957. The Kellers built the loader to help a nearby farmer clean turkey
manure from his two story barn.The light and compact loader, with the rear caster wheel, was able to turn around
within the length of itself, while performing the very same tasks as conventional front end loaders.
Later, the Melroe manufacturing company in Gwinner ND, purchased the
rights to the Keller loader in 1958 and hired the brothers to continue their loader invention. Resulting from the
partnership, the M-200 self propelled loader was introduced at the end of 1958.
The loader featured two independent front drive wheels and a rear caster wheel, a 12.9 engine
and a 750 lb lift capacity. Two years later, they ended up replacing the caster wheel with a rear axle and
introduced the M-400 loader, which was the first four wheel skid steer loader in the world.
In 1962, the Bobcat name was added to describe the key features of the machine - touch,
agile, and quick.The M-440 was powered by a 15.5 HP engine and offered a 1100 lb rated operating capacity. In the
mid 1960s, the skid steer loader progressed with the introduction of the M600 loader.
Years later, the Bobcat skid steer loader
experienced quite a few changes, including the development of a hydrostatic drive system, enforced cab
structures, radius and vertical lift arm configurations, deluxe instrumentation, and even heating and air
conditioning.
In addition to the rubber tire skid loaders of today, there are now all-wheel steer loaders
and even compact track loaders. Compact track loads offer less ground disturbance and feature better traction
and control in soft, muddy, wet, and even sandy ground conditions.
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