. The Street railway journal . rate the methods of operation. Locatedalongside of the motormans valve there is asectional motormans valve, the handle ofwhich is connected to the working model bya yoke in such a way that its exposed rotaryvalve follows the working valve exactlythroughout its cycle of operations, and thusindicates the relative arrangements of portsfor all effects, such as lap, release, service ap-plication, etc. Sectional triples are also in-stalled for demonstration and an extra brake-cylinder equipment is provided with a specialdesign of triple valve whose slide valve oper-ate
. The Street railway journal . rate the methods of operation. Locatedalongside of the motormans valve there is asectional motormans valve, the handle ofwhich is connected to the working model bya yoke in such a way that its exposed rotaryvalve follows the working valve exactlythroughout its cycle of operations, and thusindicates the relative arrangements of portsfor all effects, such as lap, release, service ap-plication, etc. Sectional triples are also in-stalled for demonstration and an extra brake-cylinder equipment is provided with a specialdesign of triple valve whose slide valve oper-ates the slide valve of an adjacent sectionaltriple for demonstrating the triple under ac-tual working conditions. This special cylin-der is located above the six-car equipmentnear the motormans interesting feature of the car equipment is a sec-tional air compressor, which is the type D-2-E-G of the West-inghouse Traction Brake Company, and which is fitted withcorresponding sectioned governor. The compressor is sec-. GENERAL INTERIOR VIEW OF THE BROOKLYN ELEVATED INSTRUCTIONCAR, SHOWING THE OMISSION OF BODY END BULKHEADS tioned in such a way as to show the interior of the compressormotor without at all interfering with its operation, and also toexpose the compressing cylinder interiors, their pistons, valves,etc. The motor may be operated at speed so that the methodof operation of the outfit may be readily followed. The airsupply for the six-car train model equipment in the car is sup-plied by the regular Christensen compressor beneath the governor for this compressor is located within the car so July 29, 1905.] STREET RAILWAY JOURNAL. 165 that its operation may be more evident to the students in at-tendance. Part of the elevated cars of the Brooklyn Rapid TransitCompany is equipped with the Westinghouse electro-pneu-matic drum controller and part with the later form of West-inghouse unit-switch-group controller. To properly give in-struction on both forms th
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
