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).
Instruction to minimise the milling depth of dynamo armature slots to improve the magnetic circuit.
| Identifier | ExFiles\Box 68\4\ scan0012 | |
| Date | 27th June 1927 | |
| To BY/RD. from EFC. X8672 EFC5/T27.6.27. DYNAMO ARMATURE SLOTS. Woubd you please arrange that no armatures slots are milled deeper than is absolutely necessary in order to get in the standard conductors used, as such gain of iron is a gain in the magnetic circuit without any loss. EFC. | ||