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In some countries, trains with tilt while turning cars
In 1973 the railway in Japan were first used the train to tilt while turning cars, allowing to take turns at high speed. The original technology was imperfect and caused passengers seasickness, because has not been widely implemented. Modern systems based on digital signal processing and allows to actively manage the slope of each car, fix this problem, and now these trains are used in a half dozen countries, from Australia to Norway.
Source: www.muzey-factov.ru
via factroom.ru
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