Railway switch setting device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 2, 2000
Grant Date -
N/A
app pub date -
Feb 9, 1998
filing date -
May 3, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A device for setting railway switches includes a plurality of interlinked hydraulic switching devices (6) connected to a separate reversible hydraulic drive unit in a manner offset in the longitudinal direction of the rails, wherein the working volumes of the hydraulic cylinder piston aggregates (6) are connected to driving movement in same direction. The pistons (20) or plungers (11) include push-open valves (18) for travel limitation.
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Cited Art Landscape
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