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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 a plain thrust washer to replace a ball thrust on the off side of the steering pivot.

Identifier  ExFiles\Box 171\3\  img077
Date  5th November 1920
  
H.R. 755 (5 M) (S.H. 157, 20-8-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2607.
COMPLETED. 24.11.20
STANDARDISATION OF CHASSIS PARTS. 5.11.20.
ORIGINAL
Description of Parts.
Plain thrust washer in place of ball thrust on off side of steering pivot.
Origin.
To reduce the tendency of steering wobbles and the oscillation of the steering wheel.
Experimental Test Report.
It has been proved that the plain thrust is a distinct improvement especially after a car has been used and the steering worn itself free.
Road Test Report.
Fitted to 49GB. Run 7,000 miles.
4EX. " 6,000 "
7CA. " 1,000 "
1EX. " 3,000 "
Mr. Northey's open trial car
Lord Rocksavage's car.
We have received no adverse criticism.
Signature of Exp. Dept. that above is correct. E.{Mr Elliott - Chief Engineer} Hives.
Weight of Old Part.
Cost of Old Part. £1 . 15 . 8 per chassis
Weight of New Part.
Cost of New Part. £1 . 3 . 5 per chassis
Difference per Car.
Difference per Car. £ - . 12 . 3 Decrease in Cost per chassis
Signature of Mr. DELOOZE that above is correct. D/D 19-11-20
SIGNATURES
Mr. JOHNSON
Mr. B. Johnson
Mr. ROYCE
Mr. WORMALD
Mr. BARRINGTON
Mr. DAY
Mr. BAILEY
Mr. PLATFORD
Mr. NORTHEY
DATE
19 Nov
19.11.20.
22.11.20.
17-11-20
15.11.20.
12.1..20.
8.11.20.
15.11.20.
12.11.20.
REMARKS
agreed B. Johnson
Agreed.
Agreed. FHR.
Agreed
Agreed. Bn.{W.O. Bentley / Mr Barrington}
Agreed. Da.{Bernard Day - Chassis Design}
Agreed. By.{R.W. Bailey - Chief Engineer} No scrap will use displaced parts on near side.
Agreed. EP.{G. Eric Platford - Chief Quality Engineer}
Agreed. The effect appears to be good only.
FWT. for E R Inc. PNW
X No. 3791a.
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.
Cost of Parts in Works which will be scrapped if commenced on:-
Series...£...
Series...£...
Series...£...
Storekeeper advised re above:
Storekeeper's Signature.
  
  


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