Back to results
US 8,931,709 B2Granted
Rail
AssigneesVoestalpine Bwg GmbH & Co. KG, Voestalpine Vae GmbH
InventorThomas Christ
Life of this patent
Estimating the term…
Abstract
A rail or grooved rail having upper and lower parts made of different materials, the upper part having a head and being made of a water-resistant material, and the lower part being made of structural steel, and wherein the lower part of the rail is a profile element having a web or a flat element forming a web.
Claims16
A rail, comprising:
- an upper part forming a head and having a cuboid shape;
- and
- a single-part lower part;
- wherein a lower side of the upper part is connected to the lower part in at least a metallurgical manner,
- wherein the lower part comprises a web and is configured as a profiled element having an I-profile in cross-section;
- wherein the lower part comprises a base section that extends transversely relative to the web,
- and wherein the upper part comprises, on its lower side, a cut-out forming a step with a vertically or substantially vertically extending section, to which the profiled element connected in a one-sided form-fitting manner, wherein the profiled element is in contact in a form fitting manner with the vertically extending section, through which a centrifugal force generated by a vehicle passing the rail can be transferred into the profiled element.
4 more elements
Dependencies are inferred from the claim text.