Startup stage protection device for experiment of EMU train coupler
US11959829B2 · kind B2 · utility
0Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 2019 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Nov 23, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M7/08
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A startup stage protection device used in Electric Multiple Unit (EMU) train coupler experiment is provided between two test cars. The startup stage protection device is arranged between and tightly abuts two test cars at the starting stage of the experiment to receive a compressing force in place of the coupler. The startup stage protection device separates from the two test cars after the end of the starting stage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.