. American engineer and railroad journal . D = R. nearly. (This formula is close enough for practicalpurposes.) For correct radius of curve see Engineering Tables for radii. COMPUTATION OF ANGLE T : c c 13 â = sin. T; â = = sin. = = 3 51 R U 382 AMERICAN ENGINEER AND RAILROAD JOURNAL. â COMPUTATION OF ANGUS -= Tan. S: - = 6 4 R cos. T X .09774 COMPUTATION OF DISTANCE I: j(k cot. S) + w J. Sin. S = 1. | IIS > ) +60 |- v := ins. COMPUTATION OF DISTANCE m: ! I k cot. S) â w | Sin. S = m; i 10669 = ins. I (18 X ) i - 60 ( COMPUTATI
. American engineer and railroad journal . D = R. nearly. (This formula is close enough for practicalpurposes.) For correct radius of curve see Engineering Tables for radii. COMPUTATION OF ANGLE T : c c 13 â = sin. T; â = = sin. = = 3 51 R U 382 AMERICAN ENGINEER AND RAILROAD JOURNAL. â COMPUTATION OF ANGUS -= Tan. S: - = 6 4 R cos. T X .09774 COMPUTATION OF DISTANCE I: j(k cot. S) + w J. Sin. S = 1. | IIS > ) +60 |- v := ins. COMPUTATION OF DISTANCE m: ! I k cot. S) â w | Sin. S = m; i 10669 = ins. I (18 X ) i - 60 ( COMPUTATION OF DISTANCE o: cars are both on the same curve. The maximum side play isnot required when both cars are on the same regular curve,but only when they are on reverse curves. COMPUTATION OF ANGLE V, for two like cars, one on curveand the other on straight track:For the angle V, for the car on straight trackâ o -(zSin. S) (z cos. S) T.«- â (42 .10569) > 5. Tan. V. .03987 15. (42 .9944) For (he angle V, for the car on curve-. Side Play Required in Car Couplers. 12 13 !r (1 â cos. T) Sec. S. |=o } i ( â 1) I | (1 â .99774) 12 [~| .0056 | / .00226 J f â .43913 I : ins. COMPUTATION OF ANCLE V. on reverse curves of samedegree: {- (z Sin S) I â -â, .725 â (42 S = V: ⢠,10669)| (z cos. S) (42 X -9944) .11787 = 4s 30 + 64 = 10° 34, COMPUTATION OF ANGLE V., when coupler is held in sideguards: â = tan. â = .18338 = 10 30 COMPUTATION OF SIDE PLAY. P: N X Tan. V = P. 30 X .18338 = ins. COMPUTATION OF ANGLE U, for two like cars on regular curve of same degree: U = 2 X S. COMPUTATION OF ANGLE W, for two like cars on regular curve of same degree with draw-oars rigid in side guards: W = 2 X S; with draw-bars having play in side guards: W = 2 (SâV). When the angle W is greater than twice the angle S (2S), no side play is required for the draw-bars, while the two like â (z Sin. S) (z cos. S)(42 .10
Size: 2622px × 953px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
