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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 chassis parts, specifically servo operating levers and ball bearing cams.

Identifier  ExFiles\Box 171\2\  img015
Date  26th September 1931
  
RR 755 (10M) (3-7-30) BM. 6/2579
ORIGINAL
COMPLETED 4.4.32.
STANDARDISATION of CHASSIS PARTS. Date 26.9.31
X No. 7370
Description of Parts. SERVO OPERATING LEVERS 35° & 45° BALL BEARING CAMS.
Origin. To facilitate production and obtain smooth working Cams.
Experimental Test Report. Road Test Report.
PHANTOM
Fitted to 25-EX for tests in France.
Fitted to 25-EX and ran 20,000 miles in France. Servo operation throughout the mileage was very smooth - requires no automatic oiling.
Drawing No.
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.
Weight of Old Part.
Cost of Old Part. £ 1. 5. 5d.
Weight of New Part.
Cost of New Part. £ - 18. 9d.
Difference per Car.
Difference per Car. £ - 6. 8d. Decrease.
Cost of Parts in Works which will be scrapped if commenced on :-
Series.........£.......
Series.........£.......
Series.........£....... Wor.{Arthur Wormald - General Works Manager}
Signature from Cost Dept. that above is correct. C/Rb.{R. Bowen}24.3.32. G.31.3.32.
INITIAL | DATE | REMARKS
SG.{Arthur F. Sidgreaves - MD} | 1.4.32 | Agreed Sg.{Arthur F. Sidgreaves - MD}
R.{Sir Henry Royce} | 3/10/31 | Agreed FHP
WOR.{Arthur Wormald - General Works Manager} | 30.9.31 | Agreed Wor.{Arthur Wormald - General Works Manager}
C. | 30.9.31 | Agreed C.
RG.{Mr Rowledge} | 7.10.31 | Agreed Rg.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} | 2.10.31 | Agreed Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} | 11.1.32 | Agreed By.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} | 5.10.31 | Agreed EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer} | 5.10.31 | Agreed AE.
PN.{Mr Northey} | 30.9.31 | Agreed PN.{Mr Northey}
HS.{Lord Ernest Hives - Chair} | | Agreed.
  
  


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