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).
Specifications for an expanding throat carburettor and associated components.
| Identifier | ExFiles\Box 13\3\ 03-page048 | |
| Date | 23th June 1928 | |
| BY.{R.W. Bailey - Chief Engineer} from E.{Mr Elliott - Chief Engineer} c. to BJ. Hs.{Lord Ernest Hives - Chair} X7080 E1/M23.6.28. RR EXPANDING THROAT CARB: EAC.10. X.7080 X.7070 We send herewith Lec.2564 shewing the above. Induction Pipe Lec.2562 should be used for this carb., the centre distance from the cyl. being increased to the amount shewn. A suitable vertical uptake should also be provided in slotted form, and having 3 bolter bottom flange, also with jacket connections modified to clear air valve clamp. We expect to go into the question of the shape of the tulip choker, and the shape of the jet needle later on, and send you further particulars. E.{Mr Elliott - Chief Engineer} | ||