Search results
Results from the WOW.Com Content Network
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 ...
Deere & Company, doing business as John Deere (/ ˈ dʒ ɒ n ˈ d ɪər /), 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.
In 1914 it introduced the Rex brand-name, which was first used on a chain-driven concrete mixer. It soon became a widely recognized trademark. In 1923, C.R. Messinger of Chain Belt Company served as President of the American Foundry Society for a one-year term. In 1941 it won the combined Army and Navy Award for Excellence in War Production. [4]
John Deere was born on February 7, 1804, in Rutland, Vermont, [4] the third son of William Rinold Deere, [5] a merchant tailor, and Sarah Yeats. [6] After a brief educational period at Middlebury College, at age 17 in 1821, he began an apprenticeship with Captain Benjamin Lawrence, a successful Middlebury blacksmith, and entered the trade for himself in 1826.
Command insignia/badges are another form of identification badge used to identify an officer or non-commissioned officer who is/was in command or in-charge of a unit. If the service member performs their leadership duties successfully, the command insignia/badge they wear can become a permanent uniform decoration regardless of their next ...
Chain conveyors use an endless chain both to transmit power and to propel material through a trough, either pushed directly by the chain or by attachments to the chain. The chain runs over sprockets at either end of the trough. Chain conveyors are used to move material up to 90 metres (300 ft), and typically under 30 metres (98 ft). [1]: 271
Drive shafts are another common method used to move mechanical power around that is sometimes evaluated in comparison to chain drive; in particular belt drive vs chain drive vs shaft drive is a key design decision for most motorcycles. Drive shafts tend to be tougher and more reliable than chain drive, but the bevel gears have far more friction ...
A pin chuck is a specialized chuck designed to hold small drills (less than 1 mm (0.039 in) in diameter) that could not be held securely in a normal drill chuck. The drill is inserted into the pin chuck and tightened; the pin chuck has a shaft which is then inserted into the larger drill chuck to hold the drill securely.