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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).
Experimental Goshawk Dynamo list detailing various modifications and test results.

Identifier  ExFiles\Box 51\1\  Scan329
Date  23th January 1924
  
X 4383

23.1.24.

X.4383 - EXPERIMENTAL GOSHAWKAero EngineCodename for 20HP Car / Aero Engine after KestrelAero Engine DYNAMO LIST.

Dynamo. Remarks. Chassis, etc. Comm. done

A. {Mr Adams} Old machine with unrevised main brush position, now fitted with standard brushes (bevelled). 2GII. No.

B. Fitted with 57 segment comm. to suit armature with two coils per slot. Lab. -

C. Set to 12 ampere production test. Unbevelled brushes. 6EX. No.

D. {John DeLooze - Company Secretary} Represents present standard with bevelled brushes, and specially undercut commutator. 4GII. Yes.

E. {Mr Elliott - Chief Engineer} Fitted with 57 segment commutator to suit armature with two coils per slot. 6GII. -

F. {Mr Friese} Revised to new standard as D. {John DeLooze - Company Secretary} Lab. Yes.

H. {Arthur M. Hanbury - Head Complaints} Adapted to B.L.I.C. voltage regulator. Lab. No

H3. Fitted with bevelled brushes of EG2 Morganite. 7GII. No

X. Fitted with bevelled brushes of EGO Morganite. GI. No

161. Fitted with 57 segment commutator to suit armature with two coils per slot. 5GII. -

288. Standard. Temporarily on 3GII. 3GII. Yes

470. Fitted with bevelled brushes of EGO Morganite. Lab. Yes

562. Trailing edges of poles eased off. Lab. Yes

604. Standard, but noisy. Lab. Yes

625. Fitted with cast iron end bracket and standard bevelled brushes. Lab. No


EFC. {E. Fowler Clarke - Electrical Engineer}
  
  


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