FIELD: transportation.
SUBSTANCE: in a railway wheel consisting of a rim, a hub and a disk between the rim and a hub, containing braking surfaces on the lateral planes separated from the hub and the rim by annular grooves, the disk is provided with through channels connecting the annular grooves of the hub to the annular grooves of the rim located on opposite sides of the wheel, or located on each side of the wheel, or each through channel in the disk, connecting the annular grooves of the hub with the ring grooves of the rim located on each side of the wheel, can consist of two non-parallel channels connected together.
EFFECT: improved cooling of the railway wheel brake disk.
3 cl, 3 dwg
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RU2729100C1 |
