. The street railway review . ROTARY SNOW PLOW. is carried on a platform car mounted on double trucks. The kingpin is hollow and through it the wiring for the truck motors iscarried, this wiring being sufficiently flexible to permit the cab toswing through 180°. In the cab are the controller for the car mo-tors, and a motor for driving the snow culling apparatus, with itscontroller. The snow is removed from the track by a screw 36 diameter and 7 ft. long, which is mounted at the front end of Feb. 20. 1004.] STREET RAILWAY REVIEW. 1: the plow in a scoop lliat is suspcndcil from the front
. The street railway review . ROTARY SNOW PLOW. is carried on a platform car mounted on double trucks. The kingpin is hollow and through it the wiring for the truck motors iscarried, this wiring being sufficiently flexible to permit the cab toswing through 180°. In the cab are the controller for the car mo-tors, and a motor for driving the snow culling apparatus, with itscontroller. The snow is removed from the track by a screw 36 diameter and 7 ft. long, which is mounted at the front end of Feb. 20. 1004.] STREET RAILWAY REVIEW. 1: the plow in a scoop lliat is suspcndcil from the front of the supcr-<;nicturc, and normally rests upon shoes sliding upon the rails. Thescrew has a pitch of 48 in. and is driven at a speed of about 300r. p. m. by sprockets and chain gearing from a driving shaft in thenose of the plow; this driving shaft is driven by the motor througha cable. The scoop is free to swing about the forward driving shaft, fromwhich it is supported, and can swing back and up 8 in. in order todear o
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
