Schematic of a servo-assisted braking system showing linkage dimensions and pressure calculations.
| Identifier | Morton\M20.2\ img035 | |
| Date | 30th April 1924 guessed | |
| R.R.M BRAKING SYSTEM. N SCH 1774. SERVO SPEED 1/10 ENG SPEED Left Side Calculations: SHOE .5 CAM SHOE 15.2 / 7.7 PRESS AT SHOE CENTRE B = 1 x 15.2 / 7.7 = 1.98 x B Right Side Calculations: PRESS. AT SHOE CENTRE. .4 CAM SHOE 12.9 / 6.5 A 3.3 / 2.8 x 4.5 / .8 x 12.9 / 6.5 = 13.15 A Labels & Dimensions: P, A, B, Y, SERVO, 7", 1.75, 2.775, 2.45, 1.85, 3.6, 4.2, 6.6, 2.85, 4.25, 2.75, 1.5, 3.3, 2.8, 4.5 | ||
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).