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).
Bentley frame distortion tests, detailing measurements at various points under different loads.

Identifier  ExFiles\Box 86\4\  scan0196
Date  27th April 1935
  
To Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} x224
Hs{Lord Ernest Hives - Chair}/GR.{George Ratcliffe} 8/KW. 27.4.35.

Bentley Frame Distortion.
Completed with Dashboard minus 2nd Crossmember.

1st Point 1st Crossmember } 27.75"
2nd " Centre of 1st & 3rd Points } 27.75"
3rd " C/L of dashboard } 21"
4th " 2nd Body Bracket } 27"
5th " 3rd " " } 26.5"
6th " 4th " " } 33"
7th " Last crossmember

Front centres at 25.75" and rear centres at 43.25"

Points 1 2 3 4 5 6 7
400 lbs. 10°-50'R 7°-20'R 4°-0'R 2°-20'R 0°-40'R 0°-20'L 2°-0'L
600 lbs. 14-50 10-40 6-30 4-20 2-0 R 0°-30'R 1-40 L
800 lbs. 19-0 13-50 8-40 6-0 3-0 1°-10'R 1-30 L

Frame balanced about centre of front crossmember; N.S.R. shackle anchored and O.S.R. supported on trestle.

Hs{Lord Ernest Hives - Chair}/G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Ratcliffe.
  
  


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