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).
The experimental drilling of a hole in the 1st motion shaft to lubricate the 20/25 flywheel tail bearing.
| Identifier | WestWitteringFiles\V\March1931-September1931\ Scan267 | |
| Date | 19th June 1931 | |
| P/Y. FROM E.{Mr Elliott - Chief Engineer} C. to HS.{Lord Ernest Hives - Chair} ORIGINAL. E1/M19.6.31. 20/25 FLYWHEEL TAIL BEARING. YS300. In reply to your memo. BY/CGH{W Clough}1/G17631., we have drilled a hole through the centre of the 1st. motion shaft opposite the spigot bearing with the idea of getting some oil through at that point. The dia. of this hole can be varied experimentally and it can be made to taper if necessary. E.{Mr Elliott - Chief Engineer} RECEIVED 22 JUN 1931 | ||