Proposed reduction of the Phantom and 20HP steering ratios by altering the worm gear.
| Identifier | WestWitteringFiles\P\July1926-September1926\ Scan100 | |
| Date | 9th September 1926 | |
| TO FROM DA. {Bernard Day - Chassis Design} C. to HS. {Lord Ernest Hives - Chair} ORIGINAL. DA {Bernard Day - Chassis Design} 5/M4.9.26. INDIA(Production 20 HP. with 4-speed box and Front Wheel Brakes) STEERING. X5430 9/9/26 In accordance with the proposed reduction of the Phantom steering ratio, R. {Sir Henry Royce} would also like the 20HP. correspondingly reduced. We send herewith N. scheme 2264. shewing the proposed worm with a .750 lead. If you perceive any difficulty in grinding the worm to the dimensions shewn would you please let us know as we can alter the number of starts if necessary. Scheme despatched Saturday, separately DA. {Bernard Day - Chassis Design} | ||
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).