. Electric railway journal . by the Duntley Manufacturing Company, Chicago, 111.,for cleaning railways cars, stations and office buildings. It ismounted on a light truck, with 20-in. wheels, and can be easilymoved from point to point in passenger yards. The electricmachine is equipped with a i^-kw motor of any current to suitthe user. The vacuum pump is of special design, with diaphragmand only one ball bearing. It gives a 15-in. vacuum and has75-ft. displacement. It is so constructed that the exhaust air from the pump can beused at about 8 lb. press-es, ure for blowing dustand dirt from behin
. Electric railway journal . by the Duntley Manufacturing Company, Chicago, 111.,for cleaning railways cars, stations and office buildings. It ismounted on a light truck, with 20-in. wheels, and can be easilymoved from point to point in passenger yards. The electricmachine is equipped with a i^-kw motor of any current to suitthe user. The vacuum pump is of special design, with diaphragmand only one ball bearing. It gives a 15-in. vacuum and has75-ft. displacement. It is so constructed that the exhaust air from the pump can beused at about 8 lb. press-es, ure for blowing dustand dirt from behindcurtains, blinds, win-dows, seats. Thus thismachine answers thedouble purpose of firstblowing dirt and dustout of inaccessibleplaces and then taking itup for deposit in a tankunder the machine. The entire equipmentconsists of one sweeper; two 4-in. renovating nozzles; renovating han-dle complete; one 50-ft. piece of vacuum hose; one reducer, forreducing from hose nipple to small tools, and one blower Vacuum Cleaner A 1000-AMP FUSE The D. & W. Fuse Company, Providence, R. I., is nowmanufacturing 1000-amp fuses for 500-volt railway are of this companys well-known cylinder link con-struction which has been so successfully employed in the 400-amp and 600-amp fuses designed for excessively heavy service.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
