E - Fixed Constructions – 01 – B
Patent
E - Fixed Constructions
01
B
15/15, 346/99
E01B 7/00 (2006.01) E01B 19/00 (2006.01)
Patent
CA 1207072
ABSTRACT OF THE DISCLOSURE A railroad switch, snow deflecting apparatus is described in which air is fed through conduits to primary nozzles for direc- ting air along the rails and towards the switch points to a posi- tion adjacent the apex of the switch. Secondary nozzles are spaced from the primary nozzles and behind the switch points so as to direct air along and between movable rails of the railway switch, and in the same direction as air from the primary nozzles to main- tain the railway switch operationally free of snow.
435008
As Represented By The Ministe R. Of The National Research Counci Her Majesty The Queen In Right Of Canada
R. William Wray & Associates
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