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).
Proposal for the deletion of petrol filters from the main petrol tank.
| Identifier | ExFiles\Box 171\2\ img074 | |
| Date | 6th December 1932 | |
| RR 785 (10H) (30405. 21-4-32) BM. 3/8382/4. COMPLETED 6.1.33. ORIGINAL STANDARDISATION of CHASSIS PARTS. Date 6.12.32. X No. 7460 Drawing No. Part List Description of Parts: DELETION OF PETROL FILTERS FROM MAIN PETROL TANK. Origin: These filters are considered unnecessary since the adoption of the Enots filter. Experimental Test Report: It is generally almost impossible to remove fitted filters from ... with the ... type of body with rear portion. We have however heard of a case where the filler ... have been found stopped up with foreign matter. Road Test Report: 15,000 miles have been completed on Exptl. car... with... petrol tank filter... trouble has been experienced. STAMP: PHANTOM II 20/25 H.P. CHASSIS. Weight of Old Part. Cost of Old Part. £ 0-13-2d. Weight of New Part. Cost of New Part. £ 0-1-1d. Difference per Car. Difference per Car. £ 0-12-2d. Decrease. Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen}3.1.33.G.4.1.33. Cost of Parts in Works which will be scrapped if commenced on :- Series E Series F Series G INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 5.1.33. | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 13/12/32 | Agreed IHRF assuming the petrol filter comes before pump WOR.{Arthur Wormald - General Works Manager} | 7.12.32. | Agreed Wor.{Arthur Wormald - General Works Manager} or autovac, if these filters (or strainer) never block C. | 7.12.32. | Agreed C. They do not require cleaning, as they may clear RG.{Mr Rowledge} | 7.12.32. | Agreed RG.{Mr Rowledge} themselves after doing duty of keeping something out DA.{Bernard Day - Chassis Design} | 9.12.32. | Agreed DA.{Bernard Day - Chassis Design} of the fuel pipes &c. my own experience is that BY.{R.W. Bailey - Chief Engineer} | 12.12.32. | Agreed BY.{R.W. Bailey - Chief Engineer} we have been remarkable free from stops on the EP.{G. Eric Platford - Chief Quality Engineer} | 7.12.32. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} & MX.{John H Maddocks - Chief Proving Officer} road: by blocked pipes, cocks, valves E.{Mr Elliott - Chief Engineer} | 8.12.32. | Agreed AE. autovac & other fittings not protected by the real PN.{Mr Northey} | 19.12.32 | Agreed PN.{Mr Northey} one need filter of the Enots type HS.{Lord Ernest Hives - Chair} | [blank] | Agreed HS.{Lord Ernest Hives - Chair} | ||