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).
Continued discussion on an alternative arrangement for an ignition switch and green lamp earthing.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan123 | |
| Date | 6th November 1929 | |
| -2- finer to a one gauge/primary winding, and so reducing the actuating current. This may be more worth while should we adopt the suggested scheme. An alternative arrangement which we venture to suggest is shown in Figure 2. In this arrangement the ignition switch movement operates an electrically independent earthing switch for the green lamp which is lighted via the oil operated contacts. EFC. | ||