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[8] [9] This early attempt was an important step on the road to self-leveling, even if a full load would cause the whole car to lower evenly, rather than maintain height. In 1957, Cadillac introduced the Eldorado Brougham, a Rolls-Royce Silver Cloud competitor, featuring a new Air suspension with a self leveling feature. [10]
Such vehicles must be equipped with headlamp self-leveling systems that sense the vehicle's degree of squat due to cargo load and road inclination, and automatically adjust the headlamps' vertical aim to keep the beam correctly oriented without any action required by the driver. [9] Leveling systems are not required by the North American ...
Raymond Alvah Hanson (December 10, 1923 – February 18, 2009) was an American engineer and inventor from Spokane, Washington.He held over 100 patents, [1] and created and produced equipment that was used on the Trans-Alaskan pipeline, canals in over 50 countries (including the California Aqueduct System) and the self-leveling control for hillside Combine Harvesters.
The beams of all six headlights are maintained parallel to the road surface by a hydraulic system separate from the directional long range high beams. The headlights' steering and leveling systems are totally separate from the central system that powers the suspension, steering and brakes and use a different fluid, a glycerine type.
Help; Learn to edit; Community portal; ... Self-levelling may refer to: Self-levelling suspension; Self-leveling paint; Self compacting concrete;
Modern electronically controlled systems in automobiles and light trucks almost always feature self-leveling along with raising and lowering functions. Although traditionally called air bags or air bellows , the correct term is air spring (although these terms are also used to describe just the rubber bellows element with its end plates).
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In 1955, Packard introduced self-leveling NOT air suspension as standard equipment, using no springs or air bags, a first for an American manufacturer, around the same time of the suspension advances of the 1955 Citroën DS. Packard used two long torsion bars to replace the springs at each of the four tire suspension areas.