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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).
Modified water pump gland for EAC.10, referencing blueprint LeC. 2521.

Identifier  WestWitteringFiles\R\January1928-March1928\  119
Date  8th March 1928
  
FROM E.{Mr Elliott - Chief Engineer}
C. to BJ. HS.{Lord Ernest Hives - Chair} -BY-
ORIGINAL
E1/M8.3.28.
EAC.10. WATER PUMP. Y7150
Please find attached blueprint of LeC. 2521. shewing modified water pump gland for EAC.10.
Our original design was not up-to-date with Derby practice as it did not shew the spring between the glands.
In making this alteration we have specially arranged the length of the intermediate gland pieces so that the spring cannot be compressed chock-a-block. This allows room for the passage of lubricant to the glands.
We are enquiring if any rusting is experienced with the enamelled steel spring used on production.
In designing the pump we put in a smaller spindle than the Phantom, .437 instead of .562, with the object of reducing the surface speed at the gland.
E.{Mr Elliott - Chief Engineer}
  
  


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