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).
Requesting tests on the ignition plug position in a ramp head cylinder to observe effects on power, detonation, and plug temperatures.
| Identifier | ExFiles\Box 58\2\ Scan199 | |
| Date | 16th May 1935 | |
| Y/6 200 To Hs{Lord Ernest Hives - Chair}/Wd.{Mr Wood/Mr Whitehead} from E.{Mr Elliott - Chief Engineer} c. Hs.{Lord Ernest Hives - Chair} E/Rbr.{Mr Rubbra} E/Psn. E.3/HP.16.5.35. re Ramp Head Ignition Plug Position. We should like to have tests made on a ramp head cylinder, moving the sparking plug progressively towards away from the combustion space, with a view to finding out the effect on the power, detonation, and the plug temperatures. E.{Mr Elliott - Chief Engineer} | ||