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).
Graph plotting the efficiency and deflection of brake toggles for a Bentley vehicle.

Identifier  ExFiles\Box 13\1\  01-page71
Date  21th December 1934 guessed
  
EFFECIENCY OF BRAKE TOGGLES, ETC (BENTLEY.)

LEFT Y-AXIS: DEFLECTION OF BRAKE SHOES AT TOGGLE PIVOTS, 1/1000'S MOVEMENT
RIGHT Y-AXIS: % EFFECIENCY
X-AXIS: LBS- LOAD APPLIED AT LAST EXTERNAL 3.5" CENTRES LEVER.

CURVES:
EFFECIENCY
LOAD DECREASING
LOAD INCREASING
100% EFFECIENCY LINE

NOTES:
BRAKE DRUM OILY
ZERO LOAD ON SHOES == WT OF WEIGHT PAN.
  
  


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