Patent ID: 6581848
Filing Date: 2003-06-24
Classification: E01B

Abstract:
A sleeper frame for a track system for railborne vehicles, the sleeper frame being adapted to be aligned end-to-end with additional such frames to provide substantially continuous support for rails associated with the track system, the sleeper frame including:(a) at least one longitudinal support; (b) a first cross-tie connected to each longitudinal support to form an outer delimitation at a first longitudinal end of the sleeper frame; (c) a second cross-tie connected to each longitudinal support to form an outer delimitation at a second longitudinal end of the sleeper frame opposite the first longitudinal end; (d) a first outer rail bearing and rail fixture set mounted on the first cross-tie and a second outer rail bearing and rail fixture set mounted on the second cross-tie for each rail to be supported on the sleeper frame; and (e) a continuous or quasi-continuous intermediate bearing for each rail to be supported on the sleeper frame, each respective intermediate bearing being supported on the sleeper frame between the first outer rail bearing and rail fixture set and second outer rail bearing and rail fixture set for the respective rail.