Bogie for railway vehicle
US8371234B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2008 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Feb 11, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61F3/04
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A bogie for a railway vehicle including a chassis; two front wheels and two rear wheels; and for each front wheel and each rear wheel, a guide for guiding the wheel in rotation and a primary suspension device of the chassis on the guide is provided. At least the primary suspension devices associated with the front and rear wheels arranged on the same first lateral side of the bogie each include two longitudinal connecting rods, each connected to the chassis by a first connection point and to the corresponding guide by a second connection point, and at least one resilient component inserted between the two connecting rods to define at least the vertical stiffness of the primary suspension device, the two connecting rods being offset longitudinally from one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.