FIELD: construction.
SUBSTANCE: reinforced concrete sleeper, a rectangular, prestressed and spring concrete one, is manufactured with a ledge in the middle part of the lower bed at a length that is equal to the area of compressing edge stress exposure.
EFFECT: reduced material intensity and increased resistance to sleeper displacement in a direction transverse to the track axis.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| REINFORCED CONCRETE SLEEPER | 2012 |
|
RU2504610C1 |
| REINFORCED CONCRETE SLEEPER | 2013 |
|
RU2536433C2 |
| REINFORCED CONCRETE SLEEPER FOR INSULATING JOINTS OF SIGNAL CURRENT OF RAIL CIRCUITS WITH PULSE SUPPLY (VERSIONS) | 2018 |
|
RU2700249C1 |
| OUTHANG OF SLEEPER | 2017 |
|
RU2646703C1 |
| REINFORCED CONCRETE SLEEPER | 2016 |
|
RU2631148C1 |
| BUILT-UP COMPOSITE SLEEPER | 2008 |
|
RU2389841C2 |
| FLEXIBLE BOLTLESS RAIL FASTENING | 2018 |
|
RU2688650C1 |
| RESILIENT BOLTLESS RAIL FASTENER-2 | 2018 |
|
RU2711861C2 |
| ELASTIC BOLTLESS RAIL FASTENING-3 | 2020 |
|
RU2755750C1 |
| SLEEPER | 2017 |
|
RU2663566C1 |
