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).
Progress report on design modifications and instructions for the Phantom III chassis.
| Identifier | ExFiles\Box 161a\4\ scan0128 | |
| Date | 18th September 1936 | |
| ITEM. (2) DESIGN POSITION PHANTOM III CHASSIS. Solenoid operated starter motor. In hand. Instructions to coachbuilders re fitting of noise insulation. In hand. Mods. to equaliser bracket to improve sealing of felt ring. Completed 17.9.36. Resistance control for instrument board lights. " 18.9.36. Stone guards for jacks, rear spring plates, hand and foot brake cross ropes. " 7.9.36. Induction pipe connection for vacuum operated clutch. In hand. Mod. to 3rd speed to prevent working out of mesh. Completed 8.9.36. Flexible flywheel. In hand. Transverse stays to back of body - long wheelbase chassis 38-EX. Completed 17.9.36. Layout of tangent flank cam form. In hand. Modified non return valve in rocker oil supply. Completed 17.9.36. Cam form with .950" base circle and 1.500" tappet rad. Completed. -do- 1.000" " " Tappet mod. to improve design and to suit smaller dia.camshaft. In hand. Cam form with flat follower. Completed. Alternative scheme to prevent 3rd speed gear working out of mesh. Completed 8.9.36. Strengthened universal ring for 2nd gear. " 11.9.36. | ||