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).
Current consumption figures for various types of Lucas 12-volt screenwipers.
| Identifier | ExFiles\Box 167\5\ img051 | |
| Date | 13th February 1933 | |
| 13th February 1933. ROLLS ROYCE LTD: ----------------- Current Consumption figures for all types of Lucas 12 volt Screenwipers. ---------------------------------------- Type of wiper. Condition of screen. Running current. Stall current. R.W.(dual arms). Dry. 1.15-1.5 amps. Wet. 1.05-1.45 " Drying. 1.3-1.7 " 4.2-4.6 amps. C.W.(single arm). Dry. 1.0-1.2 " Wet. 0.9-1.1 " Drying. 1.1-1.4 " 2.4-2.6 amps. C.W.(dual arms). Dry. 1.1-1.4 " Wet. 1.0-1.3 " Drying. 1.2-1.5 " 2.4-2.6 amps. M.T.(single arm). Dry. 0.6-0.75 " Wet. 0.5-0.6 " Drying. 0.7-0.9 " 2.8-3.5 amps. ----------------- | ||