Heating system
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United States of America Patent
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Dec 3, 2013
Grant Date -
Apr 8, 2010
app pub date -
Apr 29, 2008
filing date -
May 4, 2007
priority date (Note) -
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Abstract
The invention relates to a heating system (190) for a switch (4) of a trackway (3) and comprising applicable electrically operating heater elements (2; 100; 103; 300). Said electrical heater elements (2; 100; 103) are arranged selectably connectable to a branch network (104) of electric connections extending along the switch (4) in question and intended for the connection of a desired number of heating plates (2) for the track railbase (23), friction-plate heaters (100) as well as supporting cleat heaters (103) to a relevant supply bar (110) for current extending along the length (L) of the switch.
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