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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).
New scheme for a self-aligning brake equaliser assembly for Bentley and other chassis.

Identifier  ExFiles\Box 84\2\  scan0067
Date  2nd January 1934
  
To WOR.{Arthur Wormald - General Works Manager} from E/Lid.{A. J. Lidsey}

c. Sg.{Arthur F. Sidgreaves - MD} Hs.{Lord Ernest Hives - Chair} By.{R.W. Bailey - Chief Engineer} Sft.{Mr Swift}

Bentley - Self Aligning Brake Equaliser Assembly.

In order to facilitate production a scheme was issued in which spherical bearings and an adjustable centre bracket were provided with the object of permitting the whole assembly to be erected and to work freely despite any inaccuracies of the crossmember to which the brake equaliser assembly is fixed.

Apart from the improvement in erection achieved, this scheme will also ensure a freer working equaliser mechanism in service; in the past there have been cases of brakes seizing on due to the equaliser mechanism becoming stiff in its bearings. Sft.{Mr Swift} has produced a set to this improved scheme and as shewn in Sft.{Mr Swift}5/BH.1.1.34 he is satisfied that it will be an improvement.

We are of the opinion that this should be adopted as early as possible on the Bentley and do not think that a 10,000 miles test is necessitated; at a recent conference Hs.{Lord Ernest Hives - Chair} expressed his agreement with this. We should, therefore, welcome your decision on this point.

With regard to the points raised in Sft.{Mr Swift}5/BH.1.1.34, Da.{Bernard Day - Chassis Design} has already issued modifications covering (3) and he is dealing with (1) (2) and (5).

In view of the success of this scheme on the Bentley, it is apparent that the Phantom II and 20/25 HP. chassis should be modified similarly. We are issuing schemes for both these cars and they should be incorporated on the 10000 miles test chassis with the object of standardisation for S.2. series and E.2. series respectively.

E/Lid.{A. J. Lidsey}
  
  


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