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).
Routine treatment report for a car lighting and starting battery, detailing the first charge and discharge cycles.
| Identifier | ExFiles\Box 38\5\ Scan041 | |
| Date | 24th May 1919 | |
| X.3398 24.5.19. ROUTINE TREATMENT OF CAR LIGHTING AND STARTING BATTERIES 15. 4.19. Battery under treatment:- X.3398 Peto and Radford General remarks:- P.D.L.Y 45 a h Ebonite (1) Terminals. Thick Lead Covering on Brass or Copper (2) Filling. Very easy owing to large vents. (3) First charge:- Amperes. From. To. Hours. Ampere hours. 31.3.19 2.5 10.0 5.30 7.5 18.5 31.3.19 2.0 5.30 9.0 15.2 31.0 1.4.19 3.5 9.0 12.30 3.5 12.5 " 4.0 12.30 2.30 2.0 8.0 " 4.5 2.30 7.30 5 20.0 2.4.19 3.25 7.30 8.30 15.5 -> 40.0 (30.5 crossed out) 3.4.19 3.0 9.0 2.0 Total ampere hours 157.5 (4) Discharge at 4.5 amperes to 10.5 volts. Ampere hours realized. 32.00 Contd. RR FORM NO. 1198. 2m-10-18-PADGETT. | ||