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 chassis parts, specifically a resonance silencer to reduce power loss.
| Identifier | ExFiles\Box 104\2\ scan0079 | |
| Date | 15th November 1932 | |
| RR 755 (10H) (30405. 21-4-32) BM. 3/8382/4. X5230 COMPLETED 30.3.33. STANDARDISATION of CHASSIS PARTS. Date 15.11.32. Description of Parts. RESONANCE SILENCER. Origin. To reduce the power lost in the silencing system. Experimental Test Report. Reduced back pressure Reduction in weight Reduction in cost. Increased silencing See Us/Lid.{A. J. Lidsey}/KT.19.10.32. Road Test Report. Fitted to 18.G.IV. submitted to Sales for test and approved by them for silence. X No. 5230 Drawing No. Sec. Part List Weight of Old Part. Cost of Old Part. £11-6-1 Weight of New Part. Cost of New Part. £10-6-0 Difference per Car. Difference per Car. £1-0-1 Decrease Signature from Cost Dept. that above is correct. GRL 25/3/33 C 29/12/32 Cost of Parts in Works which will be scrapped if commenced on:- Series.........£...... Series.........£...... Series.........£...... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 29-3-33 | Agreed SG.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 7.12.32. | Agreed FHR. WOR.{Arthur Wormald - General Works Manager} | 17.11.32. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 17.11.32. | Agreed C. RG.{Mr Rowledge} | 22.11.32 | agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 18.11.32 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 15.12.32. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 17.11.32 | Agreed EP.{G. Eric Platford - Chief Quality Engineer} ref.EP.{G. Eric Platford - Chief Quality Engineer}12/H.17.11.32. E.{Mr Elliott - Chief Engineer} | 29.11.32 | Agreed AE. PN.{Mr Northey} | 30.11.32 | Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} | | Agreed HS.{Lord Ernest Hives - Chair} STAMP: 20 H.P. CHASSIS STAMP: J.S. 29 XII 1932 HANDWRITTEN: 7/12/32 HANDWRITTEN: 22.12.32 | ||