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Alternative metals for H.T. distributors and issues with insulation tracking compared to a Bosch part.


Identifier  ExFiles\Box 61b\4\  scan0091
Date  15th September 1925
  
x4275

To EFC. {E. Fowler Clarke - Electrical Engineer} from R. {Sir Henry Royce}

R3/M15.9.25.

X.800 X.4357 X.8690 X.4275

In our H.T. distributors I believe we use nickel.
Would any other metal be more suitable such
as tungsten, real silver or stainless steel ?

Looking at the Bosch distributor head it would
appear that their insulation is considerably less than we
use, and yet you are complaining of tracking of the
same materials.

R. {Sir Henry Royce}
  
  
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).


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