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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 a Shunt Dynamo to R.R.SCH.431 for a voltage controlled system.

Identifier  ExFiles\Box 62\3\  scan0446
Date  21th June 1934
  
RR 755A (5H) (57394. 30-1-34) BM 3/787/1.
COMPLETED 20.9.34.
20/25 STANDARDISATION OF PARTS.
Date 21.6.34.
Handwritten: 23-8-34
X No. 6037
Drawing No.
Part List
Description of Parts. SHUNT DYNAMO TO R.R.SCH.431 FOR VOLTAGE CONTROLLED SYSTEM.
Origin. TO IMPROVE DYNAMO-BATTERY CHARGING ARRANGEMENTS.
Report of Experimental Test.
Fitted to 21.G.IV and run 7,800 miles to date satisfactorily. Also fitted to GUB5 and Bentley chassis 4.B.IV. This dynamo is a very satisfactory machine.
Weight of Old Part.
Cost of Old Part. £ 5 - 13 - 0
Weight of New Part.
Cost of New Part. £ 5 - 6 - 5
Difference per Car.
Difference per Car. £ - 6 - 7 DECREASE
Cost of Parts in Works which will be scrapped if commenced on:-
Series.........£.........
Series.........£.........
Series.........£.........
Signature from Cost Dept. that above is correct. G/RL 2-8-34
INITIAL DATE REMARKS
SG.{Arthur F. Sidgreaves - MD} 19-9-34 Agreed SG.{Arthur F. Sidgreaves - MD}
WOR.{Arthur Wormald - General Works Manager} 27.6.34 Agreed WOR.{Arthur Wormald - General Works Manager}
C. 27.6.34 Agreed C.
RG.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} 4.9.34 Agreed Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} 1.9.34 Agreed By.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} 14.9.34 Agreed EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer} 10.9.34 Agreed AE.
BN.{W.O. Bentley / Mr Barrington} 30.8.34 Agreed Bn.{W.O. Bentley / Mr Barrington}
SFT.{Mr Swift} 27.8.34 Agreed Sft.{Mr Swift}
MX.{John H Maddocks - Chief Proving Officer} 24.8.34 Agreed Mx.{John H Maddocks - Chief Proving Officer}
HS.{Lord Ernest Hives - Chair} Agreed Hs.{Lord Ernest Hives - Chair}
STAMP: J.S. SEP 19 1934 Received.
  
  


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