Railway car end doors
US4317415A · kind A · utility
2Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1980 |
| Grant date | Mar 2, 1982 |
| Priority date | — |
| Expiry date | Jan 14, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/0868
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An auto railway car having a plurality of decks is provided with a pair of folding door structures for closing the loading end of the car. The doors are hinged on spherical bearing structures and include locking mechanisms for locking the doors in open or closed positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.