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).
Drawing showing a cross-section of a radiator relief valve with handwritten annotations.

Identifier  ExFiles\Box 156\2\  scan0232
Date  25th May 1939
  
DRAWING NOT TO BE SCALED
PART Nᵒ F.A.B./A/1.
ALTERATIONS
Valve Seat
Bellows "A"
Bellows Stop
Bellows Top Plate
Bellows Bottom Plate
Relief Spring
1/8
15/16
SCALE FULL SIZE.
RADIATOR RELIEF VALVE
OFF
PER SET
DR N: GS
APP:
CH K:
DATE: 25/5/39
WORKING LENGTH
FACE AREA
MACHINED DIMENSIONS
MATERIAL
MACHINED ALL OVER
MACHINED
GROUND
SUPERSEDES
SUPERSEDED BY
PART No.
F.A.B./A/1.
THE BRITISH THERMOSTAT CO. LTD.
TEDDINGTON WORKS, WINDMILL ROAD, SUNBURY-ON-THAMES, MIDDLESEX.
D.{John DeLooze - Company Secretary} R.{Sir Henry Royce} LTD.
  
  


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