Hopper railroad car having top hatch cover assembly
US11713061B2 · kind B2 · utility
0Cited by
25References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2020 |
| Grant date | Aug 1, 2023 |
| Priority date | — |
| Expiry date | Sep 4, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61D39/006
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Various embodiments provide a hopper railroad car top hatch cover assembly including a hatch cover and a hatch cover securer configured to secure the hatch cover in a closed position engaging a coaming of the hopper railroad car. Various embodiments provide a hopper railroad car having a top hatch cover assembly including a hatch cover and a hatch cover securer configured to secure the hatch cover in a closed position engaging a coaming of the hopper railroad car.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.