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 report for a larger Autovac float chamber tank and valve to overcome petrol starvation at high speeds.
Identifier | ExFiles\Box 64\1\ scan0083 | |
Date | 4th June 1930 | |
RR 755 REVISED (10H) (DG 346 19-7-29) BM. 5/643. COMPLETED 5.7.30. STANDARDISATION of CHASSIS PARTS. Date 4.6.30. Handwritten Ref: X7510. Description of Parts. AUTOVAC. LARGER FLOAT CHAMBER TANK AND VALVE. Origin. To overcome starvation of petrol at high sustained speeds. Experimental Test Report. Fitted to 23-EX. engine. Supply of petrol ample for all speeds of engine. Road Test Report. Tested for 10,000 miles in France on 23-EX. No shortage of petrol occurred and a full supply was maintained in the carburetter. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 1. 14. 0d. Cost of New Part. £ 1. 14. 0d. Agreed Wor.{Arthur Wormald - General Works Manager} Difference per Car. £ Nil. Signature from Cost Dept. that above is correct. G/RD. 2.7.30. G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 3.7.30. Right-hand Box: X No. 3579 (struck through) 7510. Drawing No. AV.226. AV.357. Part List Letter SR/EE 30.10.29. 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.......£....... [Watermark: STANDARD] Table of Initials: INITIAL | DATE | REMARKS B.J. XX Sg.{Arthur F. Sidgreaves - MD} | 4.7.30 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 12.6.30 | Agreed FHR. WOR.{Arthur Wormald - General Works Manager} | 7.6.30 | Agreed Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 5.6.30 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 6.6.30 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 6.6.30 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 11.6.30 | Agreed EP.{G. Eric Platford - Chief Quality Engineer}, but failed twice with Br.{T. E. Bellringer - Repair Manager} and EP.{G. Eric Platford - Chief Quality Engineer} on last 500 miles. (Consider due to porous pot filter) EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 12.6.30 | Agreed AE. PN.{Mr Northey} | 11.6.30 | Agreed PN.{Mr Northey} CWB. | 6.6.30 | Agreed C. HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} | ||