Rolls-Royce Archives
         « Prev  Box Series  Next »        

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 chassis parts, deleting the starter carburetter jet in the induction pipe.

Identifier  ExFiles\Box 172\1\  img187
Date  14th January 1931
  
RR 78B (10M) (3-7-30) BM. 6/2571.
STANDARDISATION OF CHASSIS PARTS.
COMPLETED 30.3.31.
Date 14.1.31.

X No. X5280.
Drawing No. F51083.
Part List

Description of Parts: Starter Carburetter Jet in Induction Pipe, deleted.
Origin: To obtain more definite starting up from cold.

Experimental Test Report:
Increased engine revs. and change over to main carburetter very good without hesitation. 12.8.31

Road Test Report:
Refitted up on 19.C.IV. and run 10,400 miles an all-round improvement was obtained upon starting up from cold.

[Watermark: 20/25 H.P. CHASSIS]

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. £
Weight of New Part. £
Cost of New Part. £
Difference per Car. £ - 5d.
Signature from Cost Dept. that above is correct.

Cost of Parts in Works which will be scrapped if commenced on :-
Series.........£......
Series.........£......
Series.........£......

INITIAL | DATE | REMARKS
SG.{Arthur F. Sidgreaves - MD} | 27.3.31. | Agreed Sg.{Arthur F. Sidgreaves - MD}
R.{Sir Henry Royce} | 1.2.31. | Agreed RMR.
WOR.{Arthur Wormald - General Works Manager} | 19.1.31. | Agreed Wor.{Arthur Wormald - General Works Manager}
C. | 20.1.31. | Agreed C.
RG.{Mr Rowledge} | 19.1.31. | Agreed Rg.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} | 21.1.31. | Agreed Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} | 23.1.31. | Agreed BY.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} | 17.1.31. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} and Wr.
E.{Mr Elliott - Chief Engineer} | 21.1.31. | Agreed AE.
PN.{Mr Northey} | 21.1.31. | Agreed PN.{Mr Northey}
HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair}
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙