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).
Abandonment of a combined oil filler and breather scheme for an alternative separate design on the GOS II engine.
| Identifier | WestWitteringFiles\F\April1921\ Scan37 | |
| Date | 20th April 1921 | |
| E1/G19421 < 2” .750” SINCE WRITING MEMO E1/G19421 IT HAS BEEN FOUND NECESSARY TO ABANDON THE ABOVE COMBINED SCHEME OF OIL FILLER & BREATHER ON GOS II OWING TO OTHER FEATURES ON THE ENGINE & TRY AN ALTERNATIVE SCHEME IN WHICH THE OIL FILLER IS SEPARATE FROM THE BREATHER. THE LATTER THEN CONSISTS OF A PIPE LEADING AWAY FROM A GUARDED CHAMBER HALFWAY ALONG THE CRANKCASE BETWEEN THE TWO SETS OF THREE. THE SAME MAY APPLY TO THE 40/50 CE 20/4/21 | ||