Car-coupler buffer and rail way car
US9707981B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 20, 2014 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | Feb 1, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61G9/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A coupler buffer is provided that includes a coupler yoke for connection to a coupler, a front stop body for mounting to a vehicle body, a first elastic element, wherein a rear end thereof abuts against the coupler yoke and a front end thereof abuts against the front stop body, a casing arranged at a rear end of the coupler yoke, wherein a rear end of the casing is configured to be connected to the vehicle body, and the casing is connected with the coupler yoke via a connecting shaft, and the coupler yoke is movable along an axial direction of the connecting shaft, and a second elastic element arranged between the casing and the coupler yoke, wherein even when a vehicle body suffers a traction force or a compression force, the coupler buffer may function well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.