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).
Graph plotting the sideways movement of a Packard yoke against wheel load, showing contributions from various components.
| Identifier | ExFiles\Box 127\1\ scan0364 | |
| Date | 18th May 1938 guessed | |
| PACKARD MOVEMENT OF YOKE SIDEWAYS PLOTTED AGAINST WHEEL LOAD Y-AXIS LABEL: INCHES DEF. Y-AXIS VALUES: .040, .030, .020, .010, 0 X-AXIS LABEL: WHEEL LOAD LB. X-AXIS VALUES: 0, 300, 600, 900, 1200, 1500 PLOT LINES: SIDEWAYS MOVEMENT OF YOKE C. FIDGETING IN JOINT OF LOWER LEVER TORQUE ARM X, E.{Mr Elliott - Chief Engineer} NEEDLE BEARING PLAY B1 YOKE BENDING A BENDING OF PIVOT ETC B2 TWISTING NECK OF LOWER LEVER D | ||