FIELD: transportation.
SUBSTANCE: hollow axle of a wheel pair for freight wagons is complete with necks, pre-wheel seats, wheel seats and a middle part located between them. Necks and wheel seats are made with a cylindrical opening of different diameters. The middle part has an internal surface of a convex parabolic shape and a length variable of the wall thickness, smaller in the middle of the middle part. The outer surface of the middle part is also made in a convex parabolic shape.
EFFECT: increase in the strength characteristics of the axis.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| 0 |
|
SU135904A1 | |
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|
RU2648587C1 |
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