Brake Tests

398 INDEX The numbers refer to pages A Absecon...........-.......:.......4, 23 Accidents, precaution against........140 Actual braking power, definition of.... 146 Air brake equipment,description of.36 to 66 " cooling brake shoes...........281 Anchorage of truck dead lever..122, 123 Angle cock closed.....-..............109 Apparatus tested—............. ..7, 19, 50 Atsion............................. 4 Automatic electric emergency appli- cation............................64, 66 Auxiliary reservoir, large size...39, 62 " " U C equipment... 53 Averages.................. -........167 Battery switch box, U. C. equipment 61 Bearing area of brake shoes.... 195, 235, 237, 251, 252, 264 Bracket portion, pipe... 53, 58 Brake cylinder ......................................... 120, 139 ".................“................indicator.................. 20 “................."................pressure, maximum, service ..........-69,...............................73 “................."................pressure and piston travel............38 "................."................"......time curves 133 “ pipe pressure.............................'- 148 " 2 ".............depletion of 64 "................."................"...............fluctuation 44 ".................operation, standard for............48 «.................rigging.......... 9 «................." clasp ................15, 16, 122 to 124 «.................“................efficiency. .129,.140, 149, 277, 284 "................."................existing type..... 120 "................."................locomotive, tender 133 «................."................requirements......139 “................."................tested.122 “ shoes............ 4, 18, 34, 121, 149, 234 " shoe condition 162,163,169,195,235 " “ pressure 20, 23, 130, 146, 277 " " testing machine ..241, 248 « valve, engineers... 59 Braking conditions, effect of severe.... 273 power, change of...-..64 “ comparison of stops..........................148, 180 “ definition ........146 " effect of high _148, 225 " emergency applica- tion 147 « locomotive and ten- der...........:...67, 156 "...........service application 48, 147 «...........standard 146 Braking power, tender......133, 139, 147 “..........................“ tested .................146 “..........................« train...................171 Break away tests....32, 124, 125, 148, 168, 180, 200 Brinnell Hardness...........................................281 Build up rate of brake cylinder pressure_____r................39, 69, 71, 75 By-pass valve...........67, 147, 180, 200 C Cars.........................................................19 Check runs, single cars.....................................167 «........................« twelve car trains....ï24, 125, 161, 162 Chronograph............................:.............21, 23, 28, 29 Circuits...................-24, 26, 30, 52 Clasp brake rigging No. 1 ..14, 15, 123, 128, 162, 167, 233 « « “ No. 2...14, 15, 123, 128, 162, 167, 233 « « « No.3-.14, 16, 124, 128, 148, 160, 167, 233 “ " No. 2 and No. 3, com- parison of stops... : 180 « “ No. 3, estimated train stops....................... 180, 189 Closing chamber, quick action........53 Coal and Water.................:— 19 Comparison of emergency applica- tion, P M and U C equipment............92 Comparison of emergency applica- tion U C pneumatic and electro- pneumatic application.................114 Comparison of emergency stops gen- eral...............: ....- ...- .....233 Comparison of service application, P M and U C equipment 75 Comparison of service application, U C pneumatic and electro-pneumatic application...............-...........114 Comparison of stops, actual per cent, of braking power----------------------180 Comparison of stops No. 2 and No. 3 clasp brakes—.............• 128, 189, 195 Compression rods............................................123 Connectors, plug, U C equipment _____60 Cooling, brake shoes, effect on friction.........................195, 281 Cost of brake shoes, comparative.....280 """ rigging..........................140 Cracked brake shoes ...................................... 237 D Deceleration curves....81, 85, 202, 226 Designation.......................................... 12, 16