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Requesting a test on a Goshawk longitudinal steering tube with specific spring buffer movements and strengths.


Identifier  WestWitteringFiles\I\July1922\  Scan7
Date  5th July 1922
  
R.R. 225A (100 T) (S) R. {Sir Henry Royce} 798. 10-12-20) G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 2947

To Hs. {Lord Ernest Hives - Chair} from R. {Sir Henry Royce}

c. to GJ.
c. to By. {R.W. Bailey - Chief Engineer}

ORIGINAL

[STAMP: REC'D A {Mr Adams} /C DEPT JUL 1922]

GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) & GENERAL STEERING.

Owing to some investigations we have been mak-ing at WW. I have come to the conclusion that there is hope for good in a longitudinal steering tube which has spring buffers to permit of shocks lengthening it about .5", and no flexibility to permit of shortening.

Therefore please make a test with inner seat-ings for the spheres solidly fixed in the tube at each end, and spring buffers with .25 movement at each outer end, instead of the spring buffers having only a small allowable movement each way.

The strength of the spring is a matter for trial - I imagine 50 lbs. to 100 lbs.

R. {Sir Henry Royce}
  
  
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).


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