Patent · US Active

Expansion device for a guide rail

US8573506B2 · kind B2 · utility

1Cited by
3References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 15, 2008
Grant dateNov 5, 2013
Priority date
Expiry dateSep 28, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49721
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An expansion device for a rail suitable for guiding a wheel of a vehicle along a track, and a method for installing the expansion device. Specifically, the rail has a portion of track formed of a series of elements in the form of transverse track plates whose cross section is the same as that of the rail. The track plates are arranged in longitudinal succession along the portion with compressible modules inserted between them.

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