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 chassis parts concerning rear hydraulic shock dampers.
| Identifier | ExFiles\Box 68\2\ scan0176 | |
| Date | 1st October 1926 | |
| RR 755 REVISED (10H) (DE 444 6-10-26) BM. 48520 COMPLETED 6.12.26 STANDARDISATION of CHASSIS PARTS. Date 1.10.26 Description of Parts. REAR HYDRAULIC SHOCK DAMPERS. Origin. To increase steering stability and prevent passengers hitting the roof over bad roads at speed. Experimental Test Report. These dampers materially improve the riding in the rear of the car and maintain their setting indefinitely. Shields were found necessary to protect them from flying stones and their fixing requires slight modification. Road Test Report. Run 10,000 miles on 12-EX " 3,000 " " 44-PK. Weight of Old Part. Cost of Old Part. £ 4. 4. 3. Weight of New Part. Cost of New Part. £ 14. 12. 3d. Difference per Car. Difference per Car. £ 10. 8. 0d. increase Signature from Cost Dept. that above is correct. My/Rb.{R. Bowen} 20.11.26. X No. 235 7520 Drawing No. N.Sch.2182 N.Sch.2166 Part List 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. Cost of Parts in Works which will be scrapped if commenced on:- Series.........£....... Series.........£....... Series.........£....... INITIAL | DATE | REMARKS BJ. | 6.12.26 | Agreed. | B.Johnson. R.{Sir Henry Royce} | 5.10.26 | Agreed. | FHR. WOR.{Arthur Wormald - General Works Manager} | 5.10.26 | Agreed. | Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 5.10.26 | Agreed. | Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 6.10.26 | Agreed. | Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 11.10.26 | Agreed. | BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 4.10.26 | Agreed. | EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 4.10.26 | Agreed. | E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | 25.10.26 | Agreed. | PN.{Mr Northey} CWB. | 2.10.26 | Agreed. | CWB. HS.{Lord Ernest Hives - Chair} | 1.10.26 | Agreed. | Hs.{Lord Ernest Hives - Chair} PHANTOM | ||