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).
Comparison of brake load and brake effort for 'Brakes with Floating Fulcrum' and 'Standard Brakes'.
| Identifier | ExFiles\Box 73\2\ scan0104 | |
| Date | 1st November 1923 | |
| X9940 Nov. 1923 BRAKES WITH FLOATING FULCRUM. Backward Brake. Brake Load in lbs. | Brake Effort in lbs. 15 | 28 35 | 88 55 | 139 75 | 161 95 | 226 115 | 308 135 | 360 155 | 448 175 | 508 195 | 513 215 | 633 235 | 686 255 | 751 275 | 804 295 | 855 315 | 896 335 | 939 355 | 986 375 | 1044 395 | 1092 415 | 1129 435 | 1182 455 | 1212 475 | 1260 495 | 1295 515 | 1320 535 | 1344 STANDARD BRAKES. Backward Brake. Brake Load in lbs. | Brake Effort in lbs. 15 | 35 35 | 78 55 | 101 75 | 210 95 | 283 115 | 341 135 | 406 155 | 435 175 | 494 195 | 565 215 | 591 235 | 669 255 | 738 275 | 766 295 | 808 315 | 847 335 | 892 355 | 934 375 | 977 395 | 1015 415 | 1078 435 | 1099 455 | 1130 475 | 1176 495 | 1204 515 | 1239 535 | 1274 [Watermark: MADE AT CROXLEY] | ||