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 parts for the Phantom III, specifically the housing of a non-return ball valve and seat.
| Identifier | ExFiles\Box 96\2\ scan0224 | |
| Date | 3rd May 1937 | |
| RR 755 (5H) 20396 21/7/36 J.W.S. COMPLETED 1.6.37. PHANTOM III. STANDARDISATION of PARTS Date: 3.5.37, 15.4.37. X No. 354. Drawing No. LeC.5275 Part List Description of Parts. Housing of non return ball valve and seat and oil relief valve. Origin. Ball valve seat coming adrift. Report of Experimental Test. The modified scheme deletes the use of the loose valve seat which came adrift from the case and wedged the ball valve thus cutting off the oil feed to the tappets. The ball valve is in LeC.5275 housed as a complete unit in the banjo screw and has run without trouble on 37-EX and is also on 35-EX. COSTS: Cost of Old Part: MATERIAL: £ - s. 2 d.{John DeLooze - Company Secretary} 8 LABOUR: £ - s. 2 d.{John DeLooze - Company Secretary} 9 CHARGES: £ - s. 4 d.{John DeLooze - Company Secretary} 10 TOTAL: £ - s. 10 d.{John DeLooze - Company Secretary} 3 Cost of New Part: MATERIAL: £ - s. 2 d.{John DeLooze - Company Secretary} 10 LABOUR: £ - s. 2 d.{John DeLooze - Company Secretary} 5 CHARGES: £ - s. 4 d.{John DeLooze - Company Secretary} 3 TOTAL: £ - s. 9 d.{John DeLooze - Company Secretary} 6 Nett Decrease: 9d. Signature from Cost Dept. that above is correct. G/R/L 30.4.37. APPROVALS: INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 4.5.37. | Agreed SG{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} Hs.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} C. | 5.5.37. | Agreed C. E.{Mr Elliott - Chief Engineer} | 21.5.37. | Agreed E.{Mr Elliott - Chief Engineer} DA.{Bernard Day - Chassis Design} | 13.5.37. | Agreed Da.{Bernard Day - Chassis Design} By.{R.W. Bailey - Chief Engineer} | 4.5.37. | Agreed By.{R.W. Bailey - Chief Engineer} E.P. | 5.5.37. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} SFT.{Mr Swift} RHC.{R. H. Coverley - Production Engineer} | 4.5.37. | Agreed RHC.{R. H. Coverley - Production Engineer} MX.{John H Maddocks - Chief Proving Officer} | 3.5.37. | Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} Rm.{William Robotham - Chief Engineer} | 3.5.37. | Agreed Rm.{William Robotham - Chief Engineer} | ||