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).
Secret memo proposing a new design for a vacuum pump oil pipe connection due to issues with the existing tee joint.
| Identifier | WestWitteringFiles\T\January1929-February1929\ Scan113 | |
| Date | 4th February 1929 | |
| R.{Sir Henry Royce} FROM E.{Mr Elliott - Chief Engineer} SECRET. E1/M4.2.29. Copy to SS.{S. Smith} (struck out) " HS.{Lord Ernest Hives - Chair} " BY.{R.W. Bailey - Chief Engineer} (struck out) VACUUM PUMP OIL PIPE CONNECTION. x7510 (handwritten, struck out) x7190 (handwritten, struck out) Blueprint LeC. 2660. attached shews our proposal for the above. We understand that the present connection is made by a tee joint on to another pipe, and this gives trouble by twisting when being tightened. The original drawing is attached to BY's copy of this note. E.{Mr Elliott - Chief Engineer} | ||