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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).
Urgent internal memo discussing the specifications and use of a new large oil pump for a Bentley.

Identifier  ExFiles\Box 149\2\  scan0091
Date  4th January 1935
  
x238
To BY.{R.W. Bailey - Chief Engineer} from E/JNR.{Charles L. Jenner}
c. Wor.{Arthur Wormald - General Works Manager} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} RHO
E/JNR.{Charles L. Jenner}5/HP.4.1.35.
URGENT.
Bentley Large Oil Pump.
We send you herewith:-
Lec.4288 showing the large oil pump which is to be used in conjunction with the 6 sets of lead bronze bearings.
The oil pump is 50% larger in capacity than standard, the increased size being put into the depth of the gears.
We also want a new cover and valve because the ground clearance at this point on the Bentley is small. Using a ball valve we have been able to slightly improve the present clearance.
This pump should also be used for the scheme which you are doing for the hydraulic tappets.
E/JNR.{Charles L. Jenner}
Lec.4288 attached.
  
  


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