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).
Diagram of a Lovejoy Piston with cross-sections and annotations.
| Identifier | WestWitteringFiles\V\December1930-February1931\ Scan206 | |
| Date | 9th January 1931 guessed | |
| DIAGRAM LOVEJOY PISTON SHEET 8 7.500 1.350 2.40 REPLENISHING PASSAGE NURLED & PRESSED IN TWO HALVES OF PISTON INTERCHANGE SCREW HEAD LOCKED BY INDENTATIONS NOT PRESSED IN ITS UNDER SIDE ABUTTING ON SPRING END REPLENISHING VALVE HORIZONTAL 1 DIRT TENDS TO FALL OFF SEAT 2 BALL INERTIA TENDS TO OPEN IT SLACK FITS 1. BORE LINES UP TWO HALVES OF PISTON 2. A CERTAIN AMOUNT OF VENTING TAKES PLACE, THOUGH NOT AT HIGHEST POINT OF CHAMBER. | ||