FIELD: mechanical engineering; electric train traction transmission devices. SUBSTANCE: to increase strength, reduce dynamic loads and drawbacks in maintenance services, crescent-shaped suspension attachment unit of reduction gear housing is made in form of two parallel brackets, each having coaxial slot for H-section shackle attachment axle. Each semi-housing is provided with shaped boss in zones of larger neck and butt flanges. Each hinge joint is made in form of rubber-metal (silent) block. EFFECT: improved strength of reduction gear housing. 4 cl, 3 dwg
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