Special trackwork assembly
US10487456B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2016 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Mar 3, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01B2204/01
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A special trackwork assembly including a special trackwork body formed to support wheels of a train moving over a running surface portion of an exterior surface of the special trackwork body that generate traffic-related vibrations of the special trackwork body having one or more frequencies of interest. The special trackwork assembly also includes one or more tuned mass dampers secured to the special trackwork body and formed to vibrate, in response to the traffic-related vibrations of the special trackwork body, at the frequency of interest, to at least partially dampen the traffic-related vibrations of the special trackwork body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.