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 chassis parts, increasing the thickness of the front and rear brake shoes to .375 inches.
| Identifier | ExFiles\Box 172\1\ img189 | |
| Date | 14th January 1931 | |
| RR 788 (10H) (3-7-30) BM. 6/2571. ORIGINAL COMPLETED 16.4.31. STANDARDISATION of CHASSIS PARTS. Date 14.1.31. Description of Parts. Brake shoes, Front and Rear. .375" thick. Origin. To increase life of brakes. Experimental Test Report. Increased thickness of Brake lining to give longer life to brakes. Road Test Report. Fitted to 18.G.IV. and ran 10,000 miles. 20/25 H.P. CHASSIS Weight of Old Part. 'Cost' of Old Part. £ Weight of New Part. Cost of New Part. £ Difference per Car. Difference per Car. £ Signature from Cost Dept. that above is correct. Nil. G/RB.{R. Bowen}10.4.31. G.13.4.31. Wor.{Arthur Wormald - General Works Manager} INITIAL DATE REMARKS SG.{Arthur F. Sidgreaves - MD} 14.4.31. Agreed SG.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} 18/4/31 Agreed R.{Sir Henry Royce} WOR.{Arthur Wormald - General Works Manager} 16.1.31. Agreed Wor.{Arthur Wormald - General Works Manager} C. 16.1.31. Agreed C. RG.{Mr Rowledge} 16.1.31. Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 21.1.31. Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 16.1.31. Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 16.1.31. Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} 17.1.31. Agreed AE. PN.{Mr Northey} 21.1.31. Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} Agreed Hs.{Lord Ernest Hives - Chair} X No.X. 5930 Drawing No. G54145/43/ Part List A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Cost of Parts in Works which will be scrapped if commenced on :- Series...........£....... Series...........£....... Series...........£....... | ||