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 Phantom III brake friction linings made of Ferodo M.L. to increase braking power and reduce squeaking.
| Identifier | ExFiles\Box 140\4\ scan0085 | |
| Date | 4th October 1937 | |
| RR 755 (10H) 38137 7-4-37 WHK 26070 COMPLETED 18.11.37. 7lo PHANTOM III STANDARDISATION OF PARTS. Date 4.10.37. X No. 1180. Drawing No. G.85619/20/21. Part List G.85622. Description of Parts: BRAKE FRICTION LININGS MADE OF FERODO M.L. Origin: To increase the braking power, and to reduce the tendency to squeak. Report of Experimental Test. Ran 16,000 miles on 32-EX and gave good results. No squeaks occured at all. Is also fitted to 37-EX and 39-EX. Ran in France in conjunction with Chromidium drums made by the Midland Motor Cylinder Co. MATERIAL: £ s. d.{John DeLooze - Company Secretary} LABOUR: £ s. d.{John DeLooze - Company Secretary} CHARGES: £ s. d.{John DeLooze - Company Secretary} TOTAL: £ s. d.{John DeLooze - Company Secretary} Cost of Old Part Cost of New Part Nett Increase Decrease TOTAL: NO DIFFERENCE. Signature from Cost Dept. that above is correct. O/Rb.{R. Bowen} 1.10.37. . INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 11.10.37. | Agreed Sg.{Arthur F. Sidgreaves - MD} | It was agreed at the conference that this could be introduced at the Dist. in "D" and that stocks of the present material should be handed to Hd.{Mr Hayward/Mr Huddy} HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} | C. | 5.10.37. | Agreed C. E.{Mr Elliott - Chief Engineer} | | DA.{Bernard Day - Chassis Design} | 11.10.37. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 11.10.37. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | | RHC.{R. H. Coverley - Production Engineer} | 11.10.37. | Agreed RHC.{R. H. Coverley - Production Engineer} MX.{John H Maddocks - Chief Proving Officer} | 11.10.37. | Agreed Mx.{John H Maddocks - Chief Proving Officer} RM.{William Robotham - Chief Engineer} | 4.10.27. | Agreed Rm.{William Robotham - Chief Engineer} | ||