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).
Letter to Dr. Percy Duncan describing the features and benefits of an Auxiliary Water Carburettor.
| Identifier | ExFiles\Box 31\3\ Scan042 | |
| Date | 23th May 1919 | |
| PASS TO SEEN TO BE ANSWERED BY 1 2 23 MAY 1919 4 ANSWERED BY 5 6 7 8 x1449 MRS WINSTANLEY W/S/5 23rd.May. 9. Dr. Percy Duncan, Frogmore, Christchurch Road, Bournemouth. Dear Sir, We have much pleasure in bringing before your notice our Auxiliary Water Carburettor, which consists primarily of a small brass vaporiser attached to the dash board of the car. A small flexible tube connects from this vaporiser to the induction pipe or manifold of the engine and a small tube is attached to the radiator. In operation it gives increased economy in petrol consumption, freedom from carbonisation, greater power and efficiency. You know how much better a car runs in the evening, or when the atmosphere is moist, and for years motorists have wondered why. After long research, the reason has been discovered, and you can get an improved running all day long, by fitting to your car the Auxiliary Water Carburettor. The introduction of moisture at the right time, and in the right way will give you that running. It is due to the moisture from the atmosphere that your car runs better under such conditions, and this new carburettor gives these conditions always. Also, properly handled, the injection of water vapour into the internal combustion engines greatly improves the combustion because it | ||