FREIGHT CARRIAGE BOGIE SIDE FRAME Russian patent published in 2010 - IPC B61F5/52

Abstract RU 2380256 C2

FIELD: railway transport.

SUBSTANCE: freight carriage bogie side frame comprises upper belt, lower belt, two closed-section inclined belts with service openings to joint said upper and lower belts with central spring opening limited by support platform for lower belt spring set by upper and inclined belts. Side frame additionally comprises internal ribs-cross bars symmetric about the frame lengthwise axis jointing frame sidewalls together. Every said rib-cross bar passes through at least a part of upper belt, zone of transition from upper belt to inclined belt and at least a part of inclined belt.

EFFECT: higher reliability, longer life and higher structural strength.

3 cl, 3 dwg

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RU 2 380 256 C2

Authors

Tokman Efim Isaakovich

Makasin Viktor Aleksandrovich

Dates

2010-01-27—Published

2008-04-24—Filed