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 Phantom Rocker Cover to prevent it from working loose and to create an oil-tight joint.
| Identifier | ExFiles\Box 66a\2\ scan0240 | |
| Date | 25th September 1928 | |
| RR 755 REVISED (10H) (D.C. 777-29-2-28) M C. L.P +8090. COMP: 8/12/28 STANDARDISATION of CHASSIS PARTS. Date 25.9.28 Description of Parts. PHANTOM ROCKER COVER. Origin. To prevent cover working loose. To make an oil-tight joint. Experimental Test Report. Fitted to 12-EX, 10-EX and tested on unit test bed. It is fitted with a felt pad which prevents the oil leaking out and down the cyl. walls. It has a definite load holding it down by spring under the thumb nuts. Road Test Report. There has been no trouble with cover working loose on 12-EX and 10-EX and cyl. walls have been free from oil leaking from cover during 1000 miles test. This is an improvement with regard to damping tappet noises. Box: X No. 8090 Drawing No. 77885 Part List 1062 Fig.3. Action Options: 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. Weight of New Part. Difference per Car. Cost of Old Part. £ 2-13-4 Cost of New Part. £ 2-18-1 Difference per Car. £ 0-4-9 Increase Signature from Cost Dept. that above is correct. GRL 6/12/28 Cost of Parts in Works which will be scrapped if commenced on :- Series.........£...... Series.........£...... Series.........£...... APPROVALS: INITIAL | DATE | REMARKS BJ. | 7.12.28 | agreed R.{Sir Henry Royce} | 26.9.28 | Agreed. WHR.{Mr Wheeler} WOR.{Arthur Wormald - General Works Manager} | 25.9.28 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 4.10.28 | Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 27.9.28 | Agreed. Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 26.9.28 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 25.9.28 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 28.9.28 | Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | 3.10.28 | Agreed. PN.{Mr Northey} CWB. | 26.9.28 | Agreed. CWB. HS.{Lord Ernest Hives - Chair} | 25.9.28 | Agreed. Hs.{Lord Ernest Hives - Chair} | ||