FIELD: transport.
SUBSTANCE: car truck consists of spring beam and side frames, each made up of two parts representing a single pressed-out part jointed to mating part along vertical lengthwise part plane with the help of stiffness rib, congruent along the part profile perimetre.
EFFECT: higher fatigue strength and reliability, reduced weight and ease of manufacture.
5 cl, 7 dwg
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Authors
Dates
2009-11-20—Published
2007-10-04—Filed