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 a small dial speedometer for the 40/50 model, incorporating a new temperature compensating device.
| Identifier | ExFiles\Box 66\4\ scan0254 | |
| Date | 3rd September 1928 | |
| RR 755 REVISED (10H) (D.C. 777-29-2-28) MS C. Lᵈ X 8310 / COMPLETED 28.9.28 STANDARDISATION of CHASSIS PARTS. Date 3.9.28. Description of Parts. SPEEDOMETER, SMALL DIAL FOR THE 40/50. SAME DIMENSIONS AS 20 HP. TYPE B. 563,800. Origin. Request from Sales. X No. 7310 8310 Drawing No. Part List Experimental Test Report. This instrument also incorporates a temperature compensating device. Previously the reading has varied with temperature. Tests shew that the new compensation is a marked improvement. Road Test Report. Running on 8-EX. Will have completed 10,000 miles before delivered to customers. 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. Weight of Old Part. Cost of Old Part. £6-6-1 Weight of New Part. Cost of New Part. £5-12-1 Difference per Car. Difference per Car. £0-14-0 decrease Signature from Cost Dept. that above is correct. GHR-24/9/28 Handwritten signature: Wbr. 24/9/28 Cost of Parts in Works which will be scrapped if commenced on :- Series..........£......... Series..........£......... Series..........£......... INITIAL DATE REMARKS BJ. 28-9-28 agreed // R.{Sir Henry Royce} 5.9.28 Agreed. FHR. WOR.{Arthur Wormald - General Works Manager} 4.9.28 Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} 7.9.28 Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 5.9.28 Agreed. DA.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 4.9.28 Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 5.9.28 Agreed. EP.{G. Eric Platford - Chief Quality Engineer} It should be pointed out that this means new unit drive in gearbox. Gearboxes cannot interchange. E.{Mr Elliott - Chief Engineer} 5.9.28 Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} 21.9.28 Agreed. EWEH PN.{Mr Northey} CWB. 25.9.28 Agreed. CWB. Hs.{Lord Ernest Hives - Chair} 3.9.28 Agreed. Hs.{Lord Ernest Hives - Chair} [STAMPED TEXT: PHANTOM] [STAMPED TEXT: Received 26 SEP 1928] | ||