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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).
Two schemes for Bentley and 25/30 Water Pump Bends.

Identifier  ExFiles\Box 149a\1\  scan0094
Date  23th April 1937
  
Sandt H See
Please Urge these GRY{Shadwell Grylls}
126d

BY.{R.W. Bailey - Chief Engineer}
c. Rm.{William Robotham - Chief Engineer} RHC.{R. H. Coverley - Production Engineer} HPS.{Horace Percy Smith - Experimental Factory Mgr}

F/JNR.{Charles L. Jenner}1/HP.23.4.37.

re Bentley and 25/30 Water Pump Bends.

We send you herewith two schemes with a view to making a satisfactory joint between the water pump and No.2. cylinder cover. LeC.5641 can be applied to an existing cylinder block without any alteration, but has the defect that there is a fair amount of water left in the block which cannot be drained away, and, therefore, there is the danger of freezing.

LeC.5639. This is a better scheme because the lugs for the bottom studs are made blind and joined to the cylinder barrel, so that there should be no more complaints of broken bosses and leakage along the studs. This however calls for a pattern alteration to the cylinder block. The pieces for the rubber gland are those which are used on Phantom III.

LeC.5641) herewith.
LeC.5639)

E/JNR.{Charles L. Jenner}

B13651
  
  


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