FRICTION DAMPERS OF OSCILLATIONS OF FREIGHT CAR BOGIES Russian patent published in 2019 - IPC B61F5/12 B61F5/50

Abstract RU 2698273 C1

FIELD: transportation.

SUBSTANCE: invention relates to railway transport, particularly, to friction dampers of oscillations of freight car bogies. Vibration damper comprises spring set and two friction wedges. Wedges are located in pockets of bolster and consist of two mirror parts. On side walls of pocket of bolster, wear-resistant inserts are installed. Lower part of pocket includes platform for support of external spring of spring set and hole for inner spring. Internal spring rests against friction wedge. In the inner wedge side walls, there are openings for the spacer installation. Spring presses parts of wedge with outer walls to wear-resistant inserts of pocket of bolster.

EFFECT: higher running qualities of freight car bogie.

4 cl, 5 dwg

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RU 2 698 273 C1

Authors

Kolpakov Vladislav Vasilevich

Ivanov Sergej Anatolevich

Dates

2019-08-23—Published

2018-11-28—Filed