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A 1939 Model WC. 1942 Model WC at Jarrell Plantation A 1947 Model WC. A 1948 Model WC. The Model WC was a tractor made by Allis-Chalmers from 1933 to 1948. The WC was designed from its start as a nimble, low-cost, but well-powered row-crop tractor that would make the best use of pneumatic rubber tires, which Allis-Chalmers had just introduced to agriculture in 1932.
They can weigh over 2 000 kg. On the other hand, in agriculture tires are rarely greater than 2 meters, with weigh up to 1,000 kg. Companies started to use tire manipulators mostly because of safety and effectiveness. In the past, many people were injured, or even killed by heavy tires exploding or falling. It was also time consuming to change ...
A few years after the Bulldog was discontinued the Lanz name fell into disuse. The Lanz Bulldog was one of the most popular German tractors, with over 220,000 of them produced in its long production life. The name "Bulldog" is widely used in Germany as a synonym for tractors even today, especially in Bavaria.
These tractors featured three-point hitches, power steering and diesel engine options. Low-compression fuel options for kerosene and distillate were dropped. [1] [2] Most of the D-series tractors, except for the D21, had hand-operated, shift-on-the-go oil clutches, commonly referred to as a hand clutch. Allis-Chalmers marketed this arrangement ...
Another function of CTIS is to maintain tire pressure if there is a slow leak or puncture. In this case, the system controls inflation automatically based on the selected pressure the driver has set. [1] CTIS also extends truck, tire, and drive train life, by significantly reducing vibration and shock loading.
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A cotton picker at work. The first successful models were introduced in the mid-1940s and each could do the work of 50 hand pickers. Mechanised agriculture or agricultural mechanization is the use of machinery and equipment, ranging from simple and basic hand tools to more sophisticated, motorized equipment and machinery, to perform agricultural operations. [1]