Schematic of a servo-assisted braking system with force calculations.
| Identifier | ExFiles\Box 182\M20\M20.2\ img035 | |
| Date | 31th October 1924 guessed | |
| R.R.M BRAKING SYSTEM. N 304 1774 SERVO SPEED /D END Diagram Labels and Dimensions: P, B, T, A, V.A, G.S, Q.R, SERVO, SHOE, SCAM, 2.45, 2.775, 1.75, 1.95, 4.25, 3.4, 2.75, 2.85, 4.2, 4.5, 4.2 Dia, 15.2, 7.7, 1.2, 2.8 Calculations: PROBE AT SHOE CENTRE. B = T x 15.2 / 7.7 = 1.892 . B SHOE 1.2 2.8 PROBE AT SHOE CENTRE. A = (3.5/2.6) x (4.5/2.8) x (1.29/G.S) = 13.15 A | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).