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 proposal for new side-by-side rear brakes, similar to the 20 HP model.
| Identifier | ExFiles\Box 171\1\ img143 | |
| Date | 2nd May 1928 | |
| RR 755 REVISED (IOH) (DE.649 9-12-26) 5M. 2/1187 ORIGINAL COMPLETED 2.7.28 STANDARDISATION of CHASSIS PARTS. Date 2.5.28 Description of Parts. REAR BRAKES SIDE BY SIDE SIMILAR TO 20 HP. X No. 7360 Drawing No. Origin. To improve design. Part List Experimental Test Report. The new design follows closely the scheme of the 20 HP. There is a saving of 47 lbs. in weight. Similar brakes will be used on future 40/50 chassis. Road Test Report. Run 10,000 miles on 14-EX in France. Run 2500 miles on 12-EX. Recommended for standardisation. 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. PHANTOM Weight of Old Part. Weight of New Part. Difference per Car. £ Wor.{Arthur Wormald - General Works Manager} Cost of Old Part. £ Incorporated with std. Cost of New Part. sheet X.7810/ £ 3580 - Wheels & Hubs. Difference per Car. £ Wor.{Arthur Wormald - General Works Manager} Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen} 29.6.28. INITIAL | DATE | REMARKS BJ. | 2.7.28 | Agreed. B.Johnson. R.{Sir Henry Royce} | 4/5/28 | Agreed RMR WOR.{Arthur Wormald - General Works Manager} | 3.5.28 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 3.5.28 | Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 4.5.28 | agreed da{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 3.5.28 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 3.5.28 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 4.5.28 | Agreed E PN.{Mr Northey} | 5.6.28 | Agreed. PN.{Mr Northey} CWB. | 10.5.28 | Agreed. CWB. HS.{Lord Ernest Hives - Chair} | 2.5.28 | Agreed. Hs.{Lord Ernest Hives - Chair} | ||