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).
Detailed weight-saving analysis for the Continental Phantom III model.
Identifier | ExFiles\Box 96\4\ scan0136 | |
Date | 14th May 1937 | |
358 also 300B CONTINENTAL P.III. WEIGHT SAVING. 14.5.37. AFM.{Anthony F. Martindale} Brakes .................................................. 64 lbs Gry.{Shadwell Grylls} Frames. lbs. ozs. Side Members ............ 27 - Pan ..................... 5 5 Cross ................... 6 11 Front Cross Member ...... 6 7 N.S. Frame Stiffener .... 6 - .................. 51 7 Jacks ...................................................... 5 - FD.{Frank Dodd - Bodies} Lightened Body Brackets )Owing to these not " Step Irons )being ready in time " Wing Stays )were not fitted... 14 10 Wst. Dynamo .................. 6 4 Battery ................. 14 - .................. 20 4 Wym.{G. Harold Whyman - Experimental Manager} Exhaust System ........................................ 30 - Std. Radiator (Full) ......... 32 4 Bonnet .................. 10 12 .................. 43 - FJH.{Fred J. Hardy - Chief Dev. Engineer} Steering Section saving) as now built ..........) 15 14 Estimated further saving ) if steering levers made ) to drawing. .............) 3 2 .................. 19 - Les.{Ivan A. Leslie} Pair of Alum. Spring Housing ................. 20 5 Pair of Rear Springs .... 48 - .................. 68 5 JBD.{John B. Dixon - Fuel Systems} Petrol Tank ............. 7 8 Increases due to Petrol P. 1 - .................. 6 8 Swdl.{Len H. Swindell} Crankshaft ................ 15 8 A/C Hot Spot ............ 8 - 25/30 Dynamo ............ 6 - Bearings in Hall's Metal 7 - Reduced section cyl.liners 6 - Lower Half in Magnesium.. 10 4 Deletion of oil Temp. Regulator ............... 3 - Deletion of Filter ...... 4 - Thin section Wheelcase & Rocker cover. ......... 3 - .................. 62 12 Does not include deletion of top water nails or mods to flywheel, clutch & clutchcase. Does not include weight saving by using the 4 port heads & corresponding deletion of long inlet manifolds of 6 port head. Solid rocker ggear is not fitted which would save further 10 lbs. | ||