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).
Automatic battery charging systems and a burnt-out shunt coil.
| Identifier | ExFiles\Box 51\2\ Scan122 | |
| Date | 12th July 1923 | |
| Contd. -2- EFC {E. Fowler Clarke - Electrical Engineer} 1/F12.7.23. switching off the charge, and maintains that wes should have some system which is entirely automatic, though the possibility of obtaining complete automatism, without an undue amount of complication, seems remote. We have tried out on a car fitted with a magneto the suggestion of earthing the positive battery wire and with of the switch in the charging position ample audible and visible warning is given that the switch should be off. We are sending you under separate cover a distribution box from a customers car, the shunt coil of which has been burnt out, but just previous to the battery being placed upon it. EFC. {E. Fowler Clarke - Electrical Engineer} | ||