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-section drawing of a centre bearing with handwritten notes suggesting design modifications.

Identifier  ExFiles\Box 173\1\  img202
Date  5th February 1934 guessed
  
SUGGESTED CENTRE BEARING WITH EXTERNAL OIL GROOVE PLAIN BORE HAVING 6 OR 8 HOLES! WITHOUT GROOVES IN BORE. PERHAPS BEARING OF THIS TYPE COULD BE PRODUCED & TESTED. No. OF HOLES WILL NO DOUBT PROVIDE SUFFICIENT LUBRICATION FOR CONN ROD BEARING. IF THIS IS DONE WILL ANTICIPATE ALLISONS NEXT MOVE.
  
  


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