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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).
Querying the correct buffer clearance to be used for 20% and 12½% springs.

Identifier  WestWitteringFiles\M\2October1924-December1924\  Scan26
Date  1st October 1924
  
To DA.{Bernard Day - Chassis Design} from Hs.{Lord Ernest Hives - Chair}
c. to BY.{R.W. Bailey - Chief Engineer}

ORIGINAL

Hs{Lord Ernest Hives - Chair}7/LG6.10.24.

BUFFER CLEARANCE. V2628 x9410

When I was at WW. I was under the impression that the same buffers were used for the 20% and the 12½% springs.

According to N.sch.1845, special buffers should be fitted to the 20% springs. These buffers would only allow .750" clearance. Is this scheme still to be worked to?

Are you expecting that we shall run with .750" + .300" or shall we run with 1.000" + .300" clearance?

Hs.{Lord Ernest Hives - Chair}
  
  


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