Self-steering wheel-set for convertible railway vehicle
US4202276A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1978 |
| Grant date | May 13, 1980 |
| Priority date | — |
| Expiry date | Aug 28, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60F1/046
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A self-steering wheel set for a railway vehicle, particularly a convertible rail-highway semi-trailer, wherein an arcuate member is secured transversely beneath the vehicle body and a wheel-set unit or bogie is provided comprising a yoke to which a tongue is fixedly secured at its rear end, the front end of the tongue having means slidably mounting the tongue on and capturing the arcuate member, an axle and flanged wheels mounted on the yoke and air spring means supporting the vehicle on the yoke, whereby the tongue acts as a tow bar, the connection between the free end of the tongue and the arcuate member is such that it is capable of taking torque reactions, the tongue and its connection to the yoke is such that it is capable of taking longitudinal brake reaction and the bogie follows the curvature of the rails.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.