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Letter to G.W. Hancock regarding the fouling of universal joints and a proposed spring modification.


Identifier  ExFiles\Box 11\5\  05-page038
Date  14th April 1934
  
G.W.Hancock Esq.
Hotel de France,
Chateauroux(French test region),
Indre, France.

Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} 12/KW.14.4.34.

28-EX.

Thank you for your note of the 12th inst.

Fouling of Universal Joints.

When we were carrying out tests on the twisting of the front springs on the brake torque, we found that by slightly increasing the width of the axle pad we made a large difference to the torsional strength of the spring.

We suggest that you might put a steel plate under your spring clips and see whether you can get any change out of this without spoiling the ride. Possibly you could arrange this so that it did not affect the spring at all until it had twisted through a certain angle; i.e., in this way the normal ride could be left unaffected.

We note your remarks re elbows on the dampers and are taking action.

Hs {Lord Ernest Hives - Chair} /Rm {William Robotham - Chief Engineer} :
  
  
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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