. The Street railway journal . armature come into con-tact with the floor at any point inits progress. The following figures, extendingover a period of three months, coverthe cost of removing the truck fromthe car, the motor from the truckand the armature from the motor atthe 148th Street shops:To remove a motor truck from car to truck shop $ To take one motor out of truck. .75To take armature out of one motor 27 Total cost of removing an armature from car $i-58 To hoist trailer end of car andremove trailer truck andcarry trailer truck to truckshop 28 Note.—The difference in cost ofremovin
. The Street railway journal . armature come into con-tact with the floor at any point inits progress. The following figures, extendingover a period of three months, coverthe cost of removing the truck fromthe car, the motor from the truckand the armature from the motor atthe 148th Street shops:To remove a motor truck from car to truck shop $ To take one motor out of truck. .75To take armature out of one motor 27 Total cost of removing an armature from car $i-58 To hoist trailer end of car andremove trailer truck andcarry trailer truck to truckshop 28 Note.—The difference in cost ofremoving the trailer and motortruck is due to the fact that themotor end of the car has to behoisted vip part way and rested onhorses to allow a man to get in ontop of the motor to disconnect the leads. It is then raised up to its permanent position on thehorses. In concluding the subject of shop conveyance it may beadded that every tool in the machine shop handling heavywork is furnished with an air hoist or jib crane within easy. MILLING FOUR JOURNAL BOX CASTINGS AT A TIME IN THE 148TH STREET SHOPS it possible to procure the maximum output of each ma-chine. A typical instance of the care which this companygives to the subject of the efficiency of tools and men alikeis afforded by studying the work it has done in turningsteel-tired wheels. April 25, 1908.] STREET RAILWAY JOURNAL. 679 When the company began turning steel-tired wheels threeor four years ago, the average output of a wheel lathe of thebest steam railroad shops was six pairs a day and the maxi-mum rarely exceeded eight pairs. First, the lathes werespeeded up from 11 ft. to 18 ft. perminute; second, the best high-speedalloy steels were adopted; third, astandard design of tools was intro-duced; and fourth, in the case ofone lathe, a Fisher pneumatic clamphas been applied for holding theroughing and scraping tools. Theresult of these different improve-ments, aside from the question oflabor, has been to raise the outputfrom
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
