Points comprising a reinforced switch tongue blade
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United States of America Patent
Stats
-
Jun 17, 2008
Grant Date -
May 11, 2006
app pub date -
Jun 16, 2003
filing date -
Jun 27, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In a switch including a main track and a branch track, wherein one rail of each track is each configured as a tongue rail and movable into abutment on the respective stock rail, at least one stock rail (1), in its region of abutment on the tongue rail (2), is designed to have a reduced rail head width as compared to the region located outside said region of abutment, wherein the rail head width, starting from the tip (3) of the tongue, decreases as far as to a point (4) at which the carrying wheel comes into lateral contact with the tongue rail (2) and increases in the region following thereupon, and that the tongue rail (2) is designed to be reinforced in cross section towards the stock rail (1) according to the reduction in the width of the stock rail head.
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