Patent · US Active

Switch device

US11473247B2 · kind B2 · utility

0Cited by

7References

8Claims

0Family size

Assignees

VOESTALPINE BWG GMBH · DE
VOESTALPINE VAE GMBH · AT

Inventors

Thomas Bergk · Gotha, DE
Thomas Christ · Auburn Hills, US
Jürgen Hellbach · Ohrdruf, DE
Torsten Nolte · Erfurt, DE

Key dates

Filing date	Sep 10, 2018
Grant date	Oct 18, 2022
Priority date	—
Expiry date	Mar 12, 2039

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01B2202/08
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A grooved rail switch device (10) having a switch rail (12), the switch device having a monobloc design and comprising at least one stock rail (14), a junction rail (18) and a switch rail support (23), and the switch rail (12) and the junction rail (18) being mechanically interconnected. The switch rail (12) and the junction rail (18) merge into each other by means of a joint (20) that is S-shaped in the horizontal section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.