Energy absorption device and rail vehicle having same
US11021176B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2016 |
| Grant date | Jun 1, 2021 |
| Priority date | — |
| Expiry date | Jan 29, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61G11/16
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An energy absorption device configured to be provided at a front end of a train includes a coupler seat, a support base, a crush pipe, a coupler, a guide member, an energy absorption component and an anti-climbing assembly. The support base is fixedly arranged at the front end of the train; the crush pipe is fixed to the coupler seat; a connecting end of the coupler is inserted into the crush pipe and is slidable with respect to the crush pipe; the guide member has one end fixed to the coupler seat, and another end inserted into the support base and slidable with respect to the support base; the guide member limits an oscillation of the crush pipe; the energy absorption component is provided between the coupler seat and the support base; and the anti-climbing assembly is fixedly arranged on the support base and is compressible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.