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John Deere was the trade name of snowmobiles designed and built by John Deere from 1972–1984. The initial design and testing phase came in 1970–1971, when engineers tested other popular snowmobiles, and found ways to improve them. The machines were produced by the John Deere Horicon Works of Horicon, Wisconsin along with lawn and garden ...
John Deere Model 60 (1955) John Deere Model 530 (1959) John Deere Model 430S (circa 1960) After years of testing, Deere & Company released its first proper diesel engined tractor in 1949, the Model R. The R was also the first John Deere tractor with a live independent power take-off (PTO) equipped with its own clutch. The R also incorporated ...
An illustration of several key components in a typical four-stroke engine. For a four-stroke engine, key parts of the engine include the crankshaft (purple), connecting rod (orange), one or more camshafts (red and blue), and valves. For a two-stroke engine, there may simply be an exhaust outlet and fuel inlet instead of a valve system.
Threshing machine. A threshing machine in operation. A threshing machine or a thresher is a piece of farm equipment that separates grain seed from the stalks and husks. It does so by beating the plant to make the seeds fall out. Before such machines were developed, threshing was done by hand with flails: such hand threshing was very laborious ...
Operational rotary snowplow Xrotd 9213 on the Rhaetian Railway in Switzerland. A rotary snowplow ( American English) or rotary snowplough is a piece of railroad snow removal equipment with a large circular set of blades on its front end that rotate to cut through the snow on the track ahead of it. The precursor to the rotary snowplow was the ...
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Deere & Company, doing business as John Deere ( / ˈdʒɒnˈdɪər / ), is an American corporation that manufactures agricultural machinery, heavy equipment, forestry machinery, diesel engines, drivetrains (axles, transmissions, gearboxes) used in heavy equipment and lawn care equipment.
John Deere 720. In 1956, the 70 was replaced by the John Deere 720 with freshened up styling. The 720 was the largest two-cylinder tractor to be offered by Deere and the most powerful row-crop tractor of the time. The 720's gasoline engine developed 65 horsepower (48 kW). [2] [8] [9]