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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 'Goshawk II' Klaxon button switch and controls on the steering column.

Identifier  ExFiles\Box 56\3\  Scan071
Date  14th June 1921
  
X4239
X2641
DA{Bernard Day - Chassis Design}/STT7/CB14-6-21.

To BY from DA{Bernard Day - Chassis Design}/STT.
c.to HS.{Lord Ernest Hives - Chair}
c.to TH (1 print).
c.to WG{Mr Gill - Financial Director}(1 print).

HS{Lord Ernest Hives - Chair}
RECEIVED 19 MAY 1921

Re "GOSHAWK II" KLAXON BUTTON SWITCH AND CONTROLS ON STEERING COLUMN.

Please receive three blue prints of "N" SCHEME 914 shewing the push button switch, and also some modifications on the control quadrant.

It will be seen that the gauge of the metal has been reduced, also there are slight changes in the dimensions to give a little more clearance for the push button switch. Lightening holes are shewn, and a new method of fixing the quadrant to the stationary tube. This information replaces that previously sent you.

With reference to the push button switch, the button to be used is that shewn at "A", the other four alternative proposals are to be disregarded.

No.2 single 9 ampere wire can be drawn through the tube after the "Ferflex" armouring is removed.

X186
X1878

With reference to the question of fixing the platinum points we have written asking for some information to be supplied.

If these points can be welded directly on to the carrying screws that would be the preferable way. If this is not possible we illustrate at "B" a method of riveting the points on.

Mr Royce would like a model made of the switch and controls to be sent down to West WitteringHenry Royce's home town.

DA{Bernard Day - Chassis Design}/STT.
  
  


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