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 report on replacing the scroll clutch with a ratchet freewheel in the Auto Kleen Filter.
| Identifier | ExFiles\Box 135\3\ scan0026 | |
| Date | 25th August 1930 | |
| RR 755 REVISED (10H) (DG 348 19-7-29) SM. 6/543. COMPLETED 8.11.30 x4034. STANDARDISATION of CHASSIS PARTS. Date 25.8.30. Description of Parts. AUTO KLEEN FILTER. SCROLL CLUTCH DEVICE REPLACED BY RATCHET FREEWHEEL X No. 4037. Drawing LOP. No. E 80670 Part LeC. 2800 List Origin. To thoroughly filter the oil in crankcase. Experimental Test Report. Fitted to 24-EX. Filtering of oil satisfactory. Road Test Report. fitted to 24-EX and ran 10,000 miles. The operation of ratchet freewheel was O.K. Slight leak of oil from the gland packing. Filtering of oil very good, sludge and foreign matter being collected in the retainer. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £34 - 14 - 1 Cost of New Part. £38 - 10 - 9 Un Difference per Car. £ 3 - 16 - 8 Increase Signature from Cost Dept. that above is correct. G|R|L 5/11/30. 4/11/30. 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. Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... INITIAL DATE REMARKS BJ. 7-11-30 Agreed BJ. R.{Sir Henry Royce} 29.8.30 Agreed FHR. WOR.{Arthur Wormald - General Works Manager} 26.8.30 Agreed Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} 26.8.30 Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 28.8.30 Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 26.8.30 Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 25.8.30 Agreed. Desirable feature. Take it oil leak will be cured for production. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} 3.9.30 Agreed AE. PN.{Mr Northey} 26.8.30 Agreed PN.{Mr Northey} CWB. Agreed C. HS.{Lord Ernest Hives - Chair} Agreed. | ||