. Report of draft gear tests, United State Railroad administration, Inspection and test section; . Test Gear No. 27/n Car Alest Gear No. 26/n Car Ve/oc/ty=/.07Mr°N -/.S7 Ft per sec■Car A. Ft per <sec. ^^+— 7 Ft per sec Ft per sec. figure84e IE *&ftE5j- -0/38 TO Sec. Gear Pe/ease 45 Q2/2 Sec Draft Gear Cyc/e-~- lest Geo/Test GearImpact 1 -No. 27 in Car A.■ No. 26 In Car er sec T /-Cor A >v /V 3/f Ft. per .sac.^ } 232 Ftp ?r sec ; •- ^S^ k***»^^ /.2A Ft oe, l~zT C-Sr B figureS4f \ Sec. Geo S /Or Compress/on & 20 2*5 30 35 40„,<,., Sec. Gea
. Report of draft gear tests, United State Railroad administration, Inspection and test section; . Test Gear No. 27/n Car Alest Gear No. 26/n Car Ve/oc/ty=/.07Mr°N -/.S7 Ft per sec■Car A. Ft per <sec. ^^+— 7 Ft per sec Ft per sec. figure84e IE *&ftE5j- -0/38 TO Sec. Gear Pe/ease 45 Q2/2 Sec Draft Gear Cyc/e-~- lest Geo/Test GearImpact 1 -No. 27 in Car A.■ No. 26 In Car er sec T /-Cor A >v /V 3/f Ft. per .sac.^ } 232 Ftp ?r sec ; •- ^S^ k***»^^ /.2A Ft oe, l~zT C-Sr B figureS4f \ Sec. Geo S /Or Compress/on & 20 2*5 30 35 40„,<,., Sec. Gear Re/ease 45 I ■ Sec 7. Draft Get ?/- Cyc/e — lime—Seconals Dotted lines represent instantaneous car velocities as de- The irregularities are due in general to vibrations of the termined from the original car-movement curves. car structure induced by draft gear action. Full lines represent the mean velocity curves. Figs. 84d, 84e and 84f—Velocity Curves, Miner A-2-S Gears Draft Gear Tests of the U. 5. Railroad Administration 239 60 So//d Buffer *? Car A 7est Gear No. 36 in CarB /mpoc-f Ve/octtv ^JQ/OSfrLbs ^J 20 kAt656ftLbs Idl 74
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Keywords: ., bookauthorunitedst, bookcentury1900, bookdecade1920, bookyear1921
