. American engineer and railroad journal . t;J7,800 Driving wheel and axli 7,475 and back 8,055 Driving wheel axle, main pair 9,375 r > r i v 11 - In, each 512 iHiving box, others, each 414 Engine h ■ Ithout wheel ■ or box* Engine truck wheel >i pair and axle 2,080 Equalizer beam 160 Frame , each 8,400 plate . 910 without tube i 2,690 main driving . . i driving 1,520 Cro head _ Pounds. Pistons and rod . 1,075 Main rods, each . .... 1,030 Side rods for 1,870 Cylinders, for one Bide, without saddle 10,160 7,100 This selection of details for illustration sufficiently indicatest
. American engineer and railroad journal . t;J7,800 Driving wheel and axli 7,475 and back 8,055 Driving wheel axle, main pair 9,375 r > r i v 11 - In, each 512 iHiving box, others, each 414 Engine h ■ Ithout wheel ■ or box* Engine truck wheel >i pair and axle 2,080 Equalizer beam 160 Frame , each 8,400 plate . 910 without tube i 2,690 main driving . . i driving 1,520 Cro head _ Pounds. Pistons and rod . 1,075 Main rods, each . .... 1,030 Side rods for 1,870 Cylinders, for one Bide, without saddle 10,160 7,100 This selection of details for illustration sufficiently indicatesthe difficulty in designing a very large locomotive. For ex-ample a glance at the main crank pin with its 8Vi by &/• Inrod bearing conveys at once the Impression of the powerwhich must be provided for when 19 and 32 in. cylinders areused. The drawing of the main driving wheel shows that thereis insufficient room for the counterbalance required by the pre-vailing rules. Guides 4 by 9 in. in section are required for the. RKAR IORTION OF FRAMES. —h£—~ Mtfes for T/h /jd/bm*£{ ^-s-t ,iv i i V* O ° »! O O If < lil-4§-
Size: 2565px × 974px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
