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).
Modifications to the Bensport gearbox, specifically the 3rd motion shaft and a new oil retaining disc.

Identifier  ExFiles\Box 86\4\  scan0031
Date  29th November 1932
  
X.228.

BY.{R.W. Bailey - Chief Engineer} FROM HDY.{William Hardy}

C. to SG.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} HS.{Lord Ernest Hives - Chair} E.{Mr Elliott - Chief Engineer} DA.{Bernard Day - Chassis Design}

HDY{William Hardy}1/M29.11.32.

BENSPORT GEARBOX.

N. sch. 3595. herewith shews an increased radius on the 3rd. motion shaft at the rear of the centre bearing which brings this part of the shaft into line with what has already been done for the front end.

We also shew an oil retaining disc at the layshaft centre bearing to be used in place of the plate shewn on N. sch. 3595., which is not suitable, as with it the layshaft cannot be driven back to release the constant mesh wheel.

HDY.{William Hardy}
  
  


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