On petrol tank filling difficulties, comparing filling times for an 18-gallon tank using different filter gauzes and methods.
| Identifier | ExFiles\Box 154\3\ scan0109 | |
| Date | 13th April 1921 | |
| Contd. -2- HS {Lord Ernest Hives - Chair} 3/LG13.4.21. ------------- way of over-coming the difficulty in filling up. OY. has pointed out in his memo. that he did not consider the filter inlet on the petrol tank is essential. They have found so many R.R. cars in which the inlet filter has corroded away and they never experience any trouble as long as the outlet filter is intact. Time taken to fill up 18-gallon Tank. | Condition. | Copper gauze. | Monel metal gauze. | | :--- | :--- | :--- | | Filling up by means of a pump but regulating the flow so that max: quantity of petrol is passing into the tank without running over. | 2 mins. 15 secs. | 3 mins. 37 secs. As tank fills up flow of petrol must be reduced. | | Filling up by means of a pump at a constant rate to avoid petrol being spilt. | 3.25 mins. | 6 mins. 15 secs. | | As No.2 but with 5 5/16" holes drilled. | 1 min. 50 secs. | 1 min. 50 secs. | Hs. {Lord Ernest Hives - Chair} | ||
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).