Device for mechanically and electrically checking the switching device of a railway switch machine
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United States of America Patent
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Mar 20, 2007
Issued Date -
N/A
app pub date -
Jul 12, 2001
filing date -
Jul 14, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a device for checking the operation of devices (4) used to displace movable switch parts (2, 3), in which the movable switch parts (2, 3) are connected with each other by a coupling rod (13), the coupling rod (13) is comprised of two coupling rod parts (14, 15) that are relatively movable in the axial direction. Sensors (34, 35) are provided for the detection of at least two different displacement positions of the coupling rod parts (14, 15).
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