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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).
Requesting the creation of two new moulds to improve petrol pump diaphragm shapes.

Identifier  ExFiles\Box 27a\2\  Scan221
Date  31th July 1933
  
X2677.
To RHC.{R. H. Coverley - Production Engineer} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}3/KT.31.7.33.

PETROL PUMP DELIVERY.

We find that by making the petrol pump diaphragm to a certain shape we can greatly improve the delivery of our petrol pump. Will you please make two moulds to Hs.{Lord Ernest Hives - Chair}1095 and Hs.{Lord Ernest Hives - Chair}1096 which will facilitate production of suitable diaphragm shapes.

Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}
  
  


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