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).
Standardisation document for the Enots Petrol Filter.
| Identifier | ExFiles\Box 171\1\ img165 | |
| Date | 1st November 1928 | |
| RR 755 REVISED (10H) (D.C. 777-29-2-28) M`C` & C. LTD COMPLETED 8.12.28 STANDARDISATION OF CHASSIS PARTS. Date 1.11.28 Description of Parts: ENOTS PETROL FILTER. X No. 4037 Drawing No. Part List Origin: To obtain a better filter than the present Zenith. Experimental Test Report: This filter has 25% greater area than the Zenith, has a slightly finer plate gap, and is lighter. It has been developed to our specification. Road Test Report: Run 8000 miles on 10-EX and 12-EX. It has a very light metal tumbler which overcomes the difficulty of glasses breaking. A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Weight of Old Part. Cost of Old Part: £0.10.6d. Weight of New Part. Cost of New Part: £0.10.0 Difference per Car. Difference per Car: £0.0.6 saving. Wor.{Arthur Wormald - General Works Manager} Cost of Parts in Works which will be scrapped if commenced on:- Series...£... Series...£... Series...£... Signature from Cost Dept. that above is correct. G/Ro.{C. C. Rose - Export Manager} 6.12.28 INITIAL | DATE | REMARKS BJ. | 7.12.28 | Agreed. BJ. R.{Sir Henry Royce} | 2/11/28 | Agreed SMR WOR.{Arthur Wormald - General Works Manager} | 5.11.28 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 5.11.28 | Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 3.11.28 | Agreed. DA.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 2.11.28 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 2.11.28 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 3/11/28 | Agreed. E.{Mr Elliott - Chief Engineer} We take it that the "very light metal tumbler" will not crush with repeated screwing up of the stirrup clamp. PN.{Mr Northey} | 29.11.28 | Agreed. PN.{Mr Northey} CWB. | | HS.{Lord Ernest Hives - Chair} | 1.11.28 | Agreed. Hs.{Lord Ernest Hives - Chair} | ||