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 knurled nickel-plated brass terminal nut and spring washer to replace the spring clip on all sparking plugs.
| Identifier | ExFiles\Box 168\4\ img005 | |
| Date | 15th May 1934 | |
| COMPLETED 12.7.34. B.S. 7500B.(CON) (R.R. 5015-SS{S. Smith}) B.S. 3/540/1 BENTLEY STANDARDISATION of PARTS. Date 15.5.34 Date 22-6-34 X No. 1925. Drawing No. Part List Description of Parts. KNURLED NICKEL PLATED BRASS TERMINAL NUT & SPRING WASHER IN PLACE OF SPRING CLIP ON ALL SPARKING PLUGS. Origin. To prevent possibility of fires. Report of Experimental Test. Tests have shown that the spring clip terminal is unsatisfactory and increases the fire risk due to small sparks sometimes occurring where the cable terminal is not a good fit on the sparking plug thread. Weight of Old Part. Cost of Old Part. £ - s. 4 d.{John DeLooze - Company Secretary} 8 Weight of New Part. Cost of New Part. £ - s. 5 d.{John DeLooze - Company Secretary} - Difference per Car. Difference per Car. £ - s. - d.{John DeLooze - Company Secretary} 4 INCREASE Signature from Cost Dept. that above is correct. G/RL 20/6/W Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 9-7-34 | Agreed SG.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} | 25.6.34. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 26.6.34. | Agreed C. RG.{Mr Rowledge} | | Rg.{Mr Rowledge} absent. DA.{Bernard Day - Chassis Design} | 29.6.34. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 26.6.34. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 25.6.34. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 25.6.34. | Agreed AE. BN.{W.O. Bentley / Mr Barrington} | 4.7.34. | Agreed Bn.{W.O. Bentley / Mr Barrington} SFT.{Mr Swift} | 25.6.34. | Agreed Sft.{Mr Swift} MX.{John H Maddocks - Chief Proving Officer} | 25.6.34. | Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} | 22.6.34. | Agreed Hs.{Lord Ernest Hives - Chair} STAMP: RECEIVED | ||