Articulated coupling for two rail vehicles
US4942824A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 22, 1989 |
| Grant date | Jul 24, 1990 |
| Priority date | — |
| Expiry date | May 22, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61G5/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An articulated coupling for two rail vehicles supported by a common bogie comprises: (A) a toroidal part (1) connected to one of the vehicles, said part being frustoconical in its bottom zone and cylindrical in its top zone, and having a cylindrical ball in its center and a shoulder around the top thereof; and (B) a support part connected to the other vehicle, enveloping the toroidal part, and comprising a sole plate (9), a toroidal articulated coupling element made of resilient composite material, a cylindrical peg (17) fixed to the sole plate, engaged in the ball of the toroidal part, and terminated by a horizontal shoulder; and an internal cylindrical part (20) facing the cylindrical external surface (3) of the toroidal part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.