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 report for a Phantom III non-return ball valve and oil relief valve housing.
| Identifier | ExFiles\Box 171\2\ img282 | |
| 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. Description of Parts. Housing of non return ball valve & seat and oil relief valve. No. 354. Drawing No. LeC.5275 Part List 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 39-EX. MATERIAL LABOUR CHARGES TOTAL £ s. d £ s. d £ s. d £ s. d Cost of Old Part 2 8 2 9 4 10 10 3 Cost of New Part 2 10 2 5 4 3 9 6 Nett Decrease 9d. Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen} 30.4.37. INITIAL DATE REMARKS SG.{Arthur F. Sidgreaves - MD} 31.5.37. Agreed Sg.{Arthur F. Sidgreaves - MD} WGR. 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} RM.{William Robotham - Chief Engineer} 3.5.37. Agreed Rm.{William Robotham - Chief Engineer} | ||