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).
The alterations and experimental work for the 40-50 HP present type chassis.
| Identifier | ExFiles\Box 38\2\ Scan015 | |
| Date | 18th December 1918 | |
| R.R. 235a (500 T) (S.D? 408. 26-4-17.) Bm. 2/158/13. 18th Decemebr 1918. R7/G181218. Compiled by Mr. Elliott. To BY) " DA{Bernard Day - Chassis Design}) from R.{Sir Henry Royce} " EH) c. to CJ. c. to Wor.{Arthur Wormald - General Works Manager} c. to EP.{G. Eric Platford - Chief Quality Engineer} RE ALTERATIONS TO 40-50 H.P. PRESENT TYPE CHASSIS OBJECT:- The object of this report is to set out as far as possible the alterations and experimental work contemplated in connection with 40-50 H.P. chassis of the present type which will be built in the interval preceding the production of the new models and to convey the necessary instructions for this work to the departments concerned. This report also crystalises the discussions of the 40-50 H.P. chassis that occurred during Messrs. Wormald & Hives' visit of 12th and 13th December. The index to sections dealt with in the report is as follows:- ITEM.No. SECTION. X nos. SHEET NO. ENGINE. 1. RADIATOR----3456 A B/C/D-------------------------- 2 & 3. 1A. VALVES AND VALVE GEAR----2764--2934B--2563-------- 3A. 2. PISTONS----2369--2499--3400d/B-------------------- 4. 3. BATTERY IGNITION---3129--------------------------- 5. 4. CONNECTING RODS---3429---------------------------- 5. 5. CRANKSHAFT----2960--3432-------------------------- 5. 7. FRONT FLYWHEEL---3429----------------------------- 6. 8. MAGNETO----3438----------------------------------- 6. 9. AIR PUMP----3437---------------------------------- 6. 10. CARBURETTER--2768--2758--3490---------------------- 7. TRANSMISSION. 11. CLUTCH---3439------------------------------------- 8. 12. GEAR BOX--3439------------------------------------ 8. 13. BACK AXLE--3437----------------------------------- 8. 14. WHEELS----3476--421--3482-------------------------- 9. FRAME. 15. SHOCK DAMPERS----3461--Y62.------------------------ 9. ELECTRIC INSTALLATION. 16. 5743/3004 ELECTRIC STARTER, WIRING INSTALLATION, AND DYNAMO LIGHTING----2722--3000--Y423---------------- 10,11,& 12. | ||