. Science of railways . tslo-rit: eoxe5 eou PISTON THWIST A aaooo TO 74000 19 TiOOO TOBtOOO 20 MtOOO n ICOOOO 21 OtCfl io«.o>o «. efty>>.&& Boneo neat fvr. both BRA^SeS MOST ©e BORED in PCACC WITHeOXeS ©OCTEO TOftETHER, AT owe SETTIIHO. Sheet No. 2 p(,^0 LOCOMOTIVE APPLIANCES, 641 COLE EXTENDED MAIN DRIVING BOX Main boxes are the foundation of the machineiT of thelocomotive. Loose main boxes, if neglected, lead to failureof rods, frames, axles, looseness in pin bearings, and rapiddeterioration in the Valve Gear, and other machinery partsof the locomotive. Sheet No. 1 shows application
. Science of railways . tslo-rit: eoxe5 eou PISTON THWIST A aaooo TO 74000 19 TiOOO TOBtOOO 20 MtOOO n ICOOOO 21 OtCfl io«.o>o «. efty>>.&& Boneo neat fvr. both BRA^SeS MOST ©e BORED in PCACC WITHeOXeS ©OCTEO TOftETHER, AT owe SETTIIHO. Sheet No. 2 p(,^0 LOCOMOTIVE APPLIANCES, 641 COLE EXTENDED MAIN DRIVING BOX Main boxes are the foundation of the machineiT of thelocomotive. Loose main boxes, if neglected, lead to failureof rods, frames, axles, looseness in pin bearings, and rapiddeterioration in the Valve Gear, and other machinery partsof the locomotive. Sheet No. 1 shows application to new power, or if desiredcan be worked up for existing power. Sheet No. 2 shows method of applying to existing powerwithout any change to engines other than nev/ main axle. Large locomotives rapidly develop a pound in main bear-ings for the rQ^on that the bearing metal per square inch ofprojected area |ect(&d to a piston thrust that is from 75%to 150% than %as obtained in smaller locomotives, asis shown by the ■ follo/wing- table: Year Built Size * Pressure per square inch due to piston thru
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Keywords: ., bo, bookcentury1900, bookdecade1910, bookidscienceofrailway14kirk
