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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 report for a Goodrich endless canvas rubber fan belt.

Identifier  ExFiles\Box 171\1\  img218
Date  11th July 1930
  
RR 733 REVISED (10H) (D67) ORIGINAL COMPLETED 18.9.30
STANDARDISATION of CHASSIS PARTS.

Description of Parts.
GOODRICH ENDLESS CANVAS RUBBER FAN BELT.

Origin.
To improve the efficiency of the cooling system.

Experimental Test Report.
We have proved that this gives a better drive when spring loaded and stretches less. We recommend that it is run choc-o-bloc.

Road Test Report.
Run 10,000 miles on 25-LX. Brooklands tests shew improvement to cooling system.

[Table section]
P.II. / 20/25 HP.
Weight of Old Part.
Weight of New Part.
Difference per Car.
Cost of Old Part. £ -. 5s. 3d. / 4s. 11d.
Cost of New Part. £ -. 2s. 6d. / 2s. 3d.
Difference per Car. decrease £ -. 2s. 9d. / 2s. 8d.
Signature from Cost Dept. that above is correct. C/RD.11.9.30. G.15.9.30 Wor.{Arthur Wormald - General Works Manager}

[Top Right Box]
Date 11.7.30
X No. 7220 / 5220 / 196.
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.........£.........

[Remarks Table]
INITIAL DATE REMARKS
Sg.{Arthur F. Sidgreaves - MD} 16.9.30 Agreed Sg.{Arthur F. Sidgreaves - MD} subject to R's remarks re non choc-a-bloc.
R.{Sir Henry Royce} 14/7/30 [text scribbled out] Belt is
WOR.{Arthur Wormald - General Works Manager} 11.9.30 Agreed for trial, better than leather, but I cannot agree it must be run choc.a.bloc, the belt Tension
RG.{Mr Rowledge} 12.7.30 Agreed RG.{Mr Rowledge} Agreed it must be choc.a.bloc, the belt tension governed and maintained by spring
DA.{Bernard Day - Chassis Design} 15.7.30 Agreed DA.{Bernard Day - Chassis Design} Governed and maintained by spring. also if necessary the spring can be made stiffer.
BY.{R.W. Bailey - Chief Engineer} 14.7.30 Agreed BY.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} 4.8.30 Agreed EP.{G. Eric Platford - Chief Quality Engineer} We must be careful not to pass from something which is good feeling though of low efficiency to something
E.{Mr Elliott - Chief Engineer} 14.7.30 Agreed AE. is good feeling though of low efficiency & something
PN.{Mr Northey} 29.7.30 Agreed as to belt. Though running Cho-a-bloc must entail wear and tear. PN.{Mr Northey}
CWB. Agreed C.
HS.{Lord Ernest Hives - Chair} Agreed.

[Stamp]
PHANTOM II
  
  


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