Device for operating switches
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United States of America Patent
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-
Nov 18, 1997
Grant Date -
N/A
app pub date -
Feb 23, 1996
filing date -
Jun 24, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for operating switches includes a plurality of interlinked hydraulic switching devices (7) offset in the longitudinal direction of the rails. The first mechanical switching device is connected with a hydraulic cylinder/piston unit acting as a pumping element, the working volumes (13) of this first hydraulic cylinder/piston unit (7) acting as a pumping element being connected with the working volumes (13) of consecutive hydraulic cylinder/piston units (7) so as to be driven in same direction.
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