Tyre dimensions, their impact on chassis height and steering, and the provision of blueprints.
| Identifier | ExFiles\Box 5a\1\ 01-page225 | |
| Date | 19th October 1931 | |
| - 2 - BY.4/G.19.10.31. some time ago and obtained from them dimensioned drawings of the section of the tyre. We attach hereto blueprints for your guidance. We notice the difference in tyres you show, and had corrected our chassis height to agree with actual tyre size, and treated the side steering layout in a similar manner, as in view of the facts there is only one tyre size to be worked to viz. 32.130" actual. The rolling radius of tyre is given to us by Dunlops as 15". We have always included on our chassis prints the actual size as well as the nominal size. [Handwritten initials: By] BY. {R.W. Bailey - Chief Engineer} | ||
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).