Rolls-Royce Archives
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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).
Cross-sectional drawing of a Champion R11.V sparking plug showing its components.

Identifier  ExFiles\Box 35\4\  scan 009
Date  12th March 1928
  
DRG. Nº EE. 1651
Issued by:-
Directorate of Technical Development.
AIR MINISTRY
DEPT. ELECTRICAL
DRAWN F.{Mr Friese} R.{Sir Henry Royce} J.{Mr Johnson W.M.}
TRACED M.R 28-2-28
CHECKED S.D.A. 8/3/28
APPROVED C.G.Brunks 12.3.28
CHAMPION R11.V SPARKING PLUG
EARTH POINT (NICKEL)
NICKEL ELECTRODE
COPPER WASHERS
BODY (STEEL)
GLAND NUT (STEEL)
PORCELAIN INSULATOR
BRASS CAP
E.E. 1651
  
  


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