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).
Technical note discussing engine component design, including crank cases and manifolding, with comparisons to American manufacturers.
| Identifier | ExFiles\Box 173\1\ img419 | |
| Date | 6th February 1934 guessed | |
| 2 for the test. I am also encouraged that shortening the pins enables one to step up the journal dia again, and we might do it progressively as on the (Cadillac) and so get a much stiffer shaft; also that Lincolns & Cadillacs are using a 1" wide big end with a steel rod, therefore on the Bentley shaft we should complete our test running the Allum rods with lead bronze strip bearings and 1.00" wide big ends CRANK CASES It is noticeable how very stiff the back wall of the American crank case is, and how generous is the cap (usually secured by four bolts) that covers the flywheel bearing. (This and the crankshaft data indicates that the Americans have had our trouble of flywheel flutter.) One would like to see something of the sort incorporated on the & 20/25 and Bentley Manifolding. There is now almost a standardised treatment of the straight eight induction system in which the | ||