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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).
Standardisation of the Klaxon switch and wire for the 40/50 HP and 20 HP chassis.

Identifier  ExFiles\Box 172\2\  img039
Date  22th June 1926
  
RR 738 (10H) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225
ORIGINAL COMPLETED 14.7.26.
STANDARDISATION of CHASSIS PARTS.
Date 22.6.26
X No. 8440
No. 5440
Description of Parts: 40/50 TYPE KLAXON SWITCH AND WIRE FOR 20 HP. CHASSIS.
Origin: Desirability of having these similar to the 40/50 HP.
Experimental Test Report.
At present we run two wires up to the Klaxon switch on the 20 HP. but only a single wire on the Phantom. It is recommended we adopt the Phantom scheme on both cars.
Road Test Report.
Extract from GWH{George W. Hancock - Head Chateauroux}3/RP. 4.5.26 on 10-G-111, after 10,027 miles :-
"This has operated satisfactorily".
Drawing No.
Part List
A Scrap and replace at all costs, including Chassis already delivered to customers.
B Scrap and replace on Chassis in works.
C Scrap present stock and replace on all Chassis not yet handed to test.
D Use existing stock Alteration effective on future Chassis.
Weight of Old Part.
Cost of Old Part. £ 17s. 0d.
Weight of New Part.
Cost of New Part. £ 17s. 6d.
Difference per Car.
Difference per Car. £ Nil.
Cost of Parts in Works which will be scrapped if commenced on:-
Series........£..........
Series........£..........
Series........£..........
Signature of Mr. De LOOZE that above is correct. Mv/Rb.{R. Bowen} 5.7.26
SIGNATURES, DATE, REMARKS
MR. C.W.B. JOHNSON, 13.7.26, Agreed., CWB.
MR. B. JOHNSON, 14.7.26, Agreed., B.Johnson.
MR. ROYCE, 25/6/26., Agreed H.R
MR. WORMALD, 23.6.26, Agreed., Wor.{Arthur Wormald - General Works Manager}
MR. ROWLEDGE, 23.6.26, Agreed., Rg.{Mr Rowledge}
MR. DAY, 25.6.26, Agreed., Da.{Bernard Day - Chassis Design}
MR. BAILEY, 23.6.26, Agreed., BY.{R.W. Bailey - Chief Engineer}
MR. PLATFORD, 23.6.26, Agreed., EP.{G. Eric Platford - Chief Quality Engineer}
MR. ELLIOTT, 25/6/26, Agreed J.E.
MR. NORTHEY, 25.6.26, Agreed., PN.{Mr Northey}
MR. HIVES, 22.6.26, Agreed., Hs.{Lord Ernest Hives - Chair}
[STAMP] 20 H.P. CHASSIS
  
  


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