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 locating plunger to prevent synchromesh parts rattling in the gearbox.
| Identifier | ExFiles\Box 86\4\ scan0103 | |
| Date | 6th September 1934 | |
| RR 755BN{W.O. Bentley / Mr Barrington} (SH) (S7312, 29-12-33) BM. 3/640/2 COMPLETED 26.9.34. BENTLEY STANDARDISATION of PARTS. Date 6-9-34 (21.8.34 crossed out) X No. 228. Drawing No. Part List Description of Parts. LOCATING PLUNGER TO PREVENT SYNCHROMESH PARTS RATTLING IN GEARBOX. Origin. To eliminate the noise often heard when the clutch is engaged. Report of Experimental Test. Run 10,000 miles on 4-B-IV in France. Also tested on 1-B-IV. The Bentley and 20/25 gearboxes are similar with regard to these parts. N. Sch. 4095. [STAMP: J.S. SEP 22 1934] [STAMP: Received.] Weight of Old Part. Cost of Old Part. £ - - Weight of New Part. Cost of New Part. £ - 1 - 5 Difference per Car. Difference per Car. £ - 1 - 5 INCREASE Signature from Cost Dept. that above is correct. G/R 5-9-34 Cost of Parts in Works which will be scrapped if commenced on:- Series.........£....... Series.........£....... Series.........£....... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 24-9-34. | Agreed SG.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} | 7.9.34. | Agreed WOR.{Arthur Wormald - General Works Manager} C. | 7.9.34. | Agreed C. RG.{Mr Rowledge} | | DA.{Bernard Day - Chassis Design} | 20.9.34. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 7.9.34. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 6.9.34. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 10.9.34. | Agreed AE. SR. | 7.9.34. | Agreed (All crossed out) BN.{W.O. Bentley / Mr Barrington} | 7.9.34. | Agreed Bn.{W.O. Bentley / Mr Barrington} SFT.{Mr Swift} | 6.9.34. | Agreed Sft.{Mr Swift} MX.{John H Maddocks - Chief Proving Officer} | 6.9.34. | Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} | 6.9.34. | Agreed Hs.{Lord Ernest Hives - Chair} | ||