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Development and weight reduction of Type P.100 headlamps for a Bentley chassis.


Identifier  ExFiles\Box 61a\2\  scan0342
Date  12th September 1934
  
[Handwritten] dei16.

Cx. {Major Len W. Cox - Advertising Manager} From Hs {Lord Ernest Hives - Chair} /Wst.

Hs {Lord Ernest Hives - Chair} /Wst.3/MA.12.9.34.

Re. LIGHTENED TYPE P.100 HEADLAMPS FOR BENTLEY CHASSIS.

Replying to your Cx. {Major Len W. Cox - Advertising Manager} 11/KW.11.9.34., we have no further news of these lamps and Messrs.Lucas say that they do not anticipate having anything ready before Olympia. Presumably they are anxious to make this lamp a Show feature.

From what I gathered from them on the occasion of my recent visit to Messrs.Lucas there will be little reduction in weight in this new lamp and I am afraid we shall be disappointed.

We do not feel that much reduction in weight can be achieved with the existing design and we are experimenting ourselves with a view to cutting out the dipping reflector and magnetic dipper unit and using double filament lamp bulbs of a particular kind. This results in a satisfactory reduction in weight and if successful on road tests at a later date should be a much better proposition than anything else we have had.

Hs {Lord Ernest Hives - Chair} /Wst.
  
  
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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