System and method for controlling a wayside device
US10292230B2 · kind B2 · utility
0Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2016 |
| Grant date | May 14, 2019 |
| Priority date | — |
| Expiry date | Jul 26, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system includes at least one signal light having at least one lamp. The system further includes a control device electrically connected to the at least one lamp by a conductive cable. The at least one lamp is configured to flash in response to the loss of an audio signal generated by the control device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.