. Report of draft gear tests, United State Railroad administration, Inspection and test section; . Time—Seconds Full lines represent the instantaneous kinetic energy ofthe moving cars. Dotted lines represent the energy stored and absorbedduring the draft gear cycle. Figs. 83c and 83j—Energy Curves, Christy Gears Draft Gear Tests of the U. S. Railroad Administration 233 600] soo. <So//d Buffer /n Cor A. nTest Gear No. 52 in Cor Ve/oc/tV= 400 300 200 100 figure63k I — JO ./5 .2Q Sec. Gear Re/ease— Sec. Gear Compress. 0200 Sec. Draff Gear Cyc/e- .25 30 35 40 ^300


. Report of draft gear tests, United State Railroad administration, Inspection and test section; . Time—Seconds Full lines represent the instantaneous kinetic energy ofthe moving cars. Dotted lines represent the energy stored and absorbedduring the draft gear cycle. Figs. 83c and 83j—Energy Curves, Christy Gears Draft Gear Tests of the U. S. Railroad Administration 233 600] soo. <So//d Buffer /n Cor A. nTest Gear No. 52 in Cor Ve/oc/tV= 400 300 200 100 figure63k I — JO ./5 .2Q Sec. Gear Re/ease— Sec. Gear Compress. 0200 Sec. Draff Gear Cyc/e- .25 30 35 40 ^300 45 % %200I I Test Geor No. S3 in Car Gear No. £2 //? Cor l/e/oc//y=/.07MFN .05 ./o -0/04- .15 ■^ Comp. Sec. Gear Re/ease 0/67 Sec. Praff Gear Cyc/e- 20 25 .30 35 40 45 700 600 50O 400 300


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Keywords: ., bookauthorunitedst, bookcentury1900, bookdecade1920, bookyear1921