Device for railway maintenance
US8490548B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 4, 2009 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | Apr 27, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49718
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A device (1) for the maintenance and the repair of rails and railroad apparatuses, includes: a frame (2); elements (3, 4, 5) of displacement on a rail; the elements of displacement including two wheels (4, 5) aligned with an axis (6) of displacement of the device along a rail (7). The frame (2) is arranged on the elements (3) of displacement so that, when the wheels of the device are positioned on a rail (7), the center of gravity (22) of the device is placed vertically to the rail. According to a preferred embodiment, each wheel is provided with two flanges (12, 13) having a substantially annular shape, the position of at least one of the flanges being axially adjustable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.