. Electric railway gazette . laced directly underthe seat of a car. The box is cylindrical or drum-shaped,holds three quarters of abushel, and has a rotarymotion which causes thesand* to roll from the topin the same manner as ifpoured from a spout is so shaped thatany obstructions that maycome in the sand will notstop the flow. The specialfeature of the device isthe rolling movement bywhich the sand is frequent-ly agitated. The sand,when the box is turned,rolls from the top as it hasbeen already stated. Thereare no valves or mechan-ism to get out of order,and it is claimed there is
. Electric railway gazette . laced directly underthe seat of a car. The box is cylindrical or drum-shaped,holds three quarters of abushel, and has a rotarymotion which causes thesand* to roll from the topin the same manner as ifpoured from a spout is so shaped thatany obstructions that maycome in the sand will notstop the flow. The specialfeature of the device isthe rolling movement bywhich the sand is frequent-ly agitated. The sand,when the box is turned,rolls from the top as it hasbeen already stated. Thereare no valves or mechan-ism to get out of order,and it is claimed there is no way in which the boxcan become clogged. The sand box is designed so itmay be operated either by hand power or foot is made by the McPherson Sand Box Company, ofTroy, N. Y. October 5, 1895. ELECTRIC RAILWAY GAZETTE. 245 New Electric Car Controller. The accompanying cuts represent a new form of con-troller, for street railway use, which has recently been pat-ented by Clyde Landers, of Tacoma, Wash. In the design 2. CONTROLLER COMPLETE, WITH CASE REMOVED. of this controller it has been the aim to combine the betterparts of both the rheostat and the series-parallel methodsin a simple, compact and easily operated form. As is wellknown, the electrical efficiency of the rheostat is not ashigh as that of the series-parallel method, yet it may besaid that its use proves much easier on the gearing andcar in general, as well as more agreeable to passengers thanwith the series-parallel method. There are generally twolevers to be handled, one for controlling the speed and theother for reversing the motion, while with this newmethod only one lever is employed, which controls boththe direction of the car and the speed. With this con-3
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895
