Threaded interface buffer with anti-rotation structure
US10611386B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 12, 2019 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Apr 12, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61G9/20
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A threaded interface buffer with anti-rotation structure is provided, comprising a buffer housing (1), a buffer capsule (2) and a drawbar (3), wherein the drawbar (3) comprises a connection portion (4) connected to the buffer capsule (2); the drawbar (3) is in threaded connection to the buffer capsule (2) through the connection portion (4); and, a first level anti-rotation structure (5) for limiting the rotation of the drawbar (3) and the buffer capsule (2) is mounted thereon, and a second level anti-rotation structure (6) for limiting the rotation of the drawbar (3) and the buffer housing (1) is mounted therebetween, so that the versatility and adaptability of the buffer can be enhanced and the operational stability of the buffer is ensured.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.