Rolls-Royce Archives
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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 proposal for a thermometer with an electrical contact to warn drivers of boiling water.

Identifier  ExFiles\Box 15\1\  Scan011
Date  22th September 1926
  
RR 755 (10H) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225
47250 COMPLETED 22.12.26
STANDARDISATION of CHASSIS PARTS. Date 22.9.26

Description of Parts: THERMOMETER WITH ELECTRICAL CONTACT.

Origin: To prevent shutters of radiator being left in closed position by warning driver by light that water is on the point of boiling.

Experimental Test Report.
10,000 miles in France fitted to 12-EX.
4,000 miles on 9-EX.

Road Test Report.
Worked quite satisfactorily and prevented loss of water by boiling, when shutters had been closed.

Weight of Old Part.:
Weight of New Part.:
Difference per Car.:

Cost of Old Part.: £ 1 - 15 - 0
Cost of New Part.: £ 2 - 18 - 0
Difference per Car.: £ 1 - 3 - 0 increase

Signature of Mr De LOOZE that above costs are correct. My lbb 18/11/26

Right-hand Box:
X No. 3575
Drawing No. 7250
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...£...

SIGNATURES TABLE:
SIGNATURES | DATE | REMARKS
MR. JOHNSON | 24.9.26 | Agreed - the form of indicator light needs decision.
MR. B. JOHNSON | 22.12.26 | Agreed. B.Johnson.
MR. ROYCE | 25.9.26 | Agreed. FHR.
MR. WORMALD | 23.9.26 | Agreed. Wor.{Arthur Wormald - General Works Manager}
MR. ROWLEDGE | 27.9.26 | Agreed. Rg.{Mr Rowledge}
MR. DAY | 27.9.26 | Agreed. Da.{Bernard Day - Chassis Design}
MR. BAILEY | 11.10.26 | Agreed. BY.{R.W. Bailey - Chief Engineer}
MR. PLATFORD | 27.9.26 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer}
MR. ELLIOTT | 27.9.26 | Agreed. The scheme exhibited at WW. was only connected to one of the normal instrument board lamps. We have yet to see the lamp finally intended but recommend it should be put in a good place for catching the driver's eye. E.{Mr Elliott - Chief Engineer}
MR. NORTHEY | 24.9.26 | Agreed.
MR. HIVES | 22.9.26 | Agreed. Hs.{Lord Ernest Hives - Chair}
  
  


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