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).
Blueprint showing the arrangement and dimensions of a tachometer generator.

Identifier  ExFiles\Box 165\3\  img103
Date  24th April 1942
  
ARRANGEMENT OF TACHOMETER GENERATOR
SCALE 1/1
PROJECTION OF KEY FROM SPINDLE 1/16"
DEPTH OF HOLE IN PLATFORM CAN BE 5/16 & AT A CENTRES GREATER THAN THOSE SHOWN.
LENGTH OF LEADS 2' 6" FROM END
SALFORD ELECTRICAL INSTRUMENTS LTD.
RE-TRACED - 24-4-42
No 2? (handwritten)
Dimensions:
3"
2 1/2"
9/16"
6 1/4"
1 9/32"
25/32" DIA
7/8"
1 7/8"
3 1/8"
  
  


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