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Class Information
Number: 191/27
Name: Electricity: transmission to vehicles > Conductors > Conduit > Heated
Description: Conductors of the conduit type combined with heating means for various purposes, as for keeping the conductor dry or for melting ice therefrom. The heater may be built within the conductor element itself.


Patents under this class:

Patent Number Title Of Patent Date Issued
4429845 Rail track heaters Feb. 7, 1984
RE31081 Railroad switch heater Nov. 16, 1982
4195805 Railroad switch heater Apr. 1, 1980
4190137 Apparatus for deicing of trolley wires Feb. 26, 1980
4106599 Electrification rail and joint construction Aug. 15, 1978



 
 
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