Tie plate
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United States of America Patent
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Aug 28, 2007
Grant Date -
Jun 8, 2006
app pub date -
Nov 7, 2005
filing date -
Oct 18, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An electrically-insulated tie plate for electrically isolating parts of a railroad rail system from each other. The electrically-insulated tie plate includes a base plate having a recessed area for receiving a railroad rail and a layer of electrically-insulating material covering portions of the base plate.
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