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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 rear hydraulic shock dampers.

Identifier  ExFiles\Box 16\4\  Scan013
Date  1st October 1926
  
RR 755 REVISED (10H) (DE 444 6-10-26) BM.
X7520
COMPLETED 6.12.26
STANDARDISATION of CHASSIS PARTS.
Date 1.10.26
X No. 7520
Drawing No. N.Sch 2182
No. N.Sch 2166
Part List
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.
[X] 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. 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/Hb.{C. E. Harcombe} 20.11.26.
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}
[STAMPED TEXT] PHANTOM
  
  


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