Energy-Absorbing Anti-Creeper and Train Vehicle with Energy-Absorbing Anti-Creeper
US-2020130715-A1 · Apr 30, 2020 · US
US12246760B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12246760-B2 |
| Application number | US-201917296817-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 18, 2019 |
| Priority date | Nov 26, 2018 |
| Publication date | Mar 11, 2025 |
| Grant date | Mar 11, 2025 |
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Official abstract text for this publication.
An anti-climber device for a rail vehicle includes an impact plate having a plurality of protruding formations, wherein the profile of the formations when the anti-climber device is in the installed position is formed as a polygonal curve with a repeating sequence of sections that rise and fall relative to the horizontal, where the extent of the formations above the surface of the impact plate follows a polygonal curve with a repeating sequence of rising and falling sections.
Opening claim text (preview).
The invention claimed is: 1. An anti-climber device of a rail vehicle comprising: an impact plate having a plurality of physically spaced apart protruding formations, each of the formations being individually formed and protruding from the impact plate; wherein a profile of the protruding formations when the anti-climber device of the rail vehicle is in an installed position is formed as a polygonal curve with a repeating sequence of rising and falling sections relative to a horizontal plane; and wherein an extension of the plurality of protruding formations above a surface of the impact plate follows a polygonal curve with a repeating sequence of rising and falling sections. 2. The anti-climber device of the rail vehicle as claimed in claim 1 , wherein a minima and maxima of a profile of all of the plurality of protruding formations are each arranged on a vertical line when the anti-climber device is in the installed position. 3. The anti-climber device of the rail vehicle as claimed in claim 2 , wherein a profile of two adjacent protruding formations of the plurality of protruding formations is a mirror image of each other. 4. The anti-climber device of the rail vehicle as claimed in claim 3 , wherein the extension of the formations above the surface of the impact plate of two adjacent formations of the plurality of protruding formations is a mirror image of each other. 5. The anti-climber device of the rail vehicle as claimed in claim 2 , wherein the profile of two adjacent protruding formations of the plurality of protruding formations is parallel to each other. 6. The anti-climber device of the rail vehicle as claimed in claim 5 , wherein the extension of the formations above the surface of the impact plate of two adjacent formations of the plurality of protruding formations is a mirror image of each other. 7. The anti-climber device of the rail vehicle as claimed in claim 2 , wherein the extension of the formations above the surface of the impact plate of two adjacent formations of the plurality of protruding formations is a mirror image of each other. 8. The anti-climber device of the rail vehicle as claimed in claim 1 , wherein the extension of the formations above the surface of the impact plate of two adjacent formations of the plurality of protruding formations is a mirror image of each other.
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