. Railway mechanical engineer . ^/- inoo/b Load 123,700 lb f-VSOtb Bearing Pressure on Pins Crosshead s,4 S^OOlb Main 4 e Front ii k4 3901b. Infermediah 4 4 9901k Main (Side) 3 X » lb Intermediate 0i X4 9901b Back »i>4 990 lb ° Knuckle sx4 ° Knuckle 4 X li, Maoib. ll °\ 4^^^^^&^:f^^^^^^„ ^ V-io--^. 4 \*- ili-. Fig. 26—Connecting Rods of tiie Buriington Locomotives for the combining lever. It was decided tu do this lucause itwas thought that the crosshead pin had enough to do withoutdriving the valve motion, and also because the Irngth o
. Railway mechanical engineer . ^/- inoo/b Load 123,700 lb f-VSOtb Bearing Pressure on Pins Crosshead s,4 S^OOlb Main 4 e Front ii k4 3901b. Infermediah 4 4 9901k Main (Side) 3 X » lb Intermediate 0i X4 9901b Back »i>4 990 lb ° Knuckle sx4 ° Knuckle 4 X li, Maoib. ll °\ 4^^^^^&^:f^^^^^^„ ^ V-io--^. 4 \*- ili-. Fig. 26—Connecting Rods of tiie Buriington Locomotives for the combining lever. It was decided tu do this lucause itwas thought that the crosshead pin had enough to do withoutdriving the valve motion, and also because the Irngth of thecombining lever required this particular location. A large cross-head pin has been used, and ample bearing surface providedfor the pin in the crosshead stresses on the various sections are given in table X. nickel-chrome, oil-tempered steel and are liglit. The stubs ontlic main pin, although of the strap type have had every poundof unnecessary weight reinoved and are very light in relation toihe work performed. Tlie stresses in the different sections aregiven in table XI, based cm the main rod load equal to the areaof the piston nmltiplied ]iy the full boiler pressure and a pro- -dO-z- ry -H Bo/f A^Taper \ ~7r
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
