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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).
Index of scheme drawings for the 'Spectre' design 'G' section, covering the flywheel, clutch, and gearbox.

Identifier  ExFiles\Box 4\1\  01-page087
Date  29th June 1934
  
29th June 1934.

SPECTRECodename for Phantom III - DESIGN - 'G' SECTION.

Title of Section. Section No. Scheme Drawings applicable.
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Flywheel and clutch. 6000. N. Sch. 3976 - Clutch with aluminium back plate.
N. Sch. 3977 - Clutch with steel back plate.
N. Sch. 3981 - Clutch casing and clutch operation
N. Sch. 3982 - Clutch casing.
N. Sch. 4023/4- Layout of clutch,gearbox and frame cross.
N. Sch. 4030 - Rear engine mounting and tie link.
N. Sch. 4111 - Lubrication of clutch spigot bearing.
N. Sch. 4102 - Universal joint front end of gearbox.
N. Sch. 4103 - Scheme for automatic lubrication of clutch spigot bearing.
N. Sch. 4088 - modification to flywheel cover.

All Helical Gearbox.

Gearbox and actuating gear. 6030. N. Sch. 4047 - servo and linkage.
Speedometer drive. 6035. N. Sch. 4049 - Gears, shafts and bearings.
N. Sch. 4050 - Rear half actuating mechanism and case.
1st and 3rd motion shaft. 6040. N. Sch. 4051/2 - Actuating mechanism and casing.
N. Sch. 4059 - -do-
N. Sch. 4060 - -do-
Servo Drive. 6045. N. Sch. 4079 - Lightened top and 3rd gear c/w sleeve.
2nd motion shaft. 6050. N. Sch. 4086 - oil level dip stick.
N. Sch. 4087 - mod. to casing and change gear lever bracket.
Reverse Gear. 6070. N. Sch. 4091 - Lightened speedometer drive parts.
N. Sch. 4093 - clearance for 1st speed wheel and c/w sleeve bolts.
  
  


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