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 document for D.W.S. permanent chassis jacks.
| Identifier | ExFiles\Box 26\3\ Scan214 | |
| Date | 16th November 1932 | |
| RR 755 (10M) (50405, 21-4-32) BM. 3/6382 S COMPLETED 28.3.33. STANDARDISATION of CHASSIS PARTS. Date 16.11.32 X No. 3117 Drawing No. Part List Description of Parts. G1/SL D.W.S. PERMANENT JACKS. Origin. To facilitate jacking up the car. Experimental Test Report. It is almost impossible to use an ordinary jack under the rear axle of a Phantom II car. The permanent jack has become almost a necessity on large cars. Road Test Report. Fitted to 19-EX. ran 20,000 miles. The jacks were damaged and in one case lost due to insufficient ground clearance. The modified type give 2" more ground clearance than those used on this car. Weight of Old Part. Cost of Old Part. £0-19-6 Weight of New Part. Cost of New Part. £8-5-5 Difference per Car. Difference per Car. £7-5-11 Increase Signature from Cost Dept. that above is correct. G.R.H 23/3/33 R 24/12/32 Cost of Parts in Works which will be scrapped if commenced on:- Series.........£....... Series.........£....... Series.........£....... INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 27-3-33 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 7.12.32. | Agreed FHR. WOR.{Arthur Wormald - General Works Manager} | 17.11.32 | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 18.11.32 | Agreed C. RG.{Mr Rowledge} | 22.11.32 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 22.11.32 | Agreed Da.{Bernard Day - Chassis Design} It looks as though some protection were needed. BY.{R.W. Bailey - Chief Engineer} | 18.11.32 | Agreed as most reasonable thing we know at present By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 17.11.32 | Agreed EP.{G. Eric Platford - Chief Quality Engineer} (reluctantly-there seems no alternative with 19" wheels EP.{G. Eric Platford - Chief Quality Engineer}) E.{Mr Elliott - Chief Engineer} | 17.11.32. | Agreed AE. PN.{Mr Northey} | 30.11.32 | Agreed Pn.{Mr Northey} HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} [Stamp: RECEIVED 25 MAR 1933 J.S.] 15.12.32 | ||