FIELD: city transport; underground railways. SUBSTANCE: train has two driving cars with three-wheel steel-tyre turnable bogies with traction drive, and trailing cars. Individual wheels with rubber tyres and separated rubber flanges are installed at edges of driving cars and on trailing cars. There is no necessity for lifting the car when rubber flange is worn out. To replace rubber flange is it sufficient to remove cover, plate and disk. EFFECT: reduced noise, improved smoothness of running. 5 dwg
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