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 of a 114° camshaft long duration in conjunction with stronger tappet springs.
| Identifier | ExFiles\Box 171\2\ img072 | |
| Date | 6th September 1932 | |
| RR 785 (10M) (30405. 21-4-32) BM. 3/8382/4. COMPLETED 29.11.32. ORIGINAL STANDARDISATION of CHASSIS PARTS. Date 6.9.32. X No. 7090 Drawing B No. 82448 Part Hs.{Lord Ernest Hives - Chair} 502 List Description of Parts. 114° CAMSHAFT LONG DURATION IN CONJUNCTION WITH STRONGER TAPPET SPRINGS. Origin. To increase efficiency of engine. Experimental Test Report. This camshaft has been fitted to 20-EX. and 22-EX. with satisfactory results. Road Test Report. Fitted to 19-EX. and ran 14,000 miles in France. We experienced no trouble with either the camshaft or the stronger tappet springs. Weight of Old Part. ******** Cost of Old Part. £ 2-11-9d. Cost of Parts in Works which will be scrapped if commenced on :- Weight of New Part. ******** Cost of New Part. £ 2-12-9d. Series.........£....... Difference per Car. £ 0-1-0d. Increase Series.........£....... Signature from Cost Dept. that above is correct. C/Rb.{R. Bowen} 23.11.32. G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 24.11.32 Series...F...£....... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 28.11.32. | Agreed SG.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 14/9/32 | Agreed R (handwritten) WOR.{Arthur Wormald - General Works Manager} | 7.9.32. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 7.9.32. | Agreed C. RG.{Mr Rowledge} | 13.9.32. | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 10.9.32. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 7.9.32. | Agreed BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 19.9.32. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 8.9.32. | Agreed AE. PN.{Mr Northey} | 19.9.32. | Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} | ||