Track flag holder
US5905216A · kind A · utility
Inventor
Key dates
| Filing date | Sep 9, 1997 |
| Grant date | May 18, 1999 |
| Priority date | — |
| Expiry date | Sep 9, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F7/18
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A track flag holder is disclosed for attachment to a railroad track in order to support flags designed to alert train operators. The track flag holder includes an adjustable clamp assembly, a flag assembly, and a flag. The adjustable clamp assembly includes a base member designed for passage beneath the track. A modified clevis and a latch pin are used to secure the adjustable clamp assembly to the track. The flag assembly is coupled to the adjustable clamp assembly and includes an arm to which the flag may be mounted. In preferred embodiments of the invention; a padlock or other appropriated security mechanism may be used to secure the track flag holder and deter vandalism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.