Diagram showing the inertia loads on a 20 HP engine crankshaft at 3500 R.P.M.
| Identifier | WestWitteringFiles\T\November1928\ Scan128 | |
| Date | 28th September 1928 | |
| 20 HP - INERTIA LOADS ON CRANKSHAFT SCALE - 1" - 1000 LBS 3500 R.P.M. FIG I CRANK ANGLE 0, 20°, 40°, 60°, 80°, 100°, 120°, 140°, 160°, 180°, 200°, 220°, 240°, 260°, 280°, 300°, 320°, 340° 4357 LBS 2950 LBS 3770 LBS THIS DIAGRAM SHOWS THE LOADS ACTING ON THE CRANKSHAFT IN THE PLANE OF EACH CYLINDER, DUE ENTIRELY TO THE ROTATION OF THE ENGINE Tsm 28 / 9 / 28 | ||
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).