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).
Blueprint diagram for a Lovejoy Piston, detailing its components and features.
| Identifier | ExFiles\Box 56\1\ Scan040 | |
| Date | 20th 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", "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.", "REPLENISHING VALUE", "HORIZONTAL.", "1. DIRT TENDS TO FALL OFF SEAT.", "2. BALL INERTIA TENDS TO OPEN IT." ], | ||