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).
Hand-drawn sketch with annotations for a mechanical test rig.
| Identifier | ExFiles\Box 29\1\ Scan136 | |
| Date | 14th October 1925 guessed | |
| ORIGINAL X457 WHEEL APPROX OF THE SAME DIA AS A CAR WHEEL, MADE OF SOME MATERIAL EASILY MELTED AND USED AGAIN. MR ROYCE SUGGESTED AN ANTIMONY ALLOY BENT FLAT STRIP TWO RADIUS RODS OF FLAT ROD TO PREVENT THE AXLE TURNING BUT GIVING IT VERTICAL FREEDOM ONLY. TUBING ANCHORED WEIGHT CAN BE ADDED ROUND HERE TO SIMULATE THE ADDING AND REMOVAL OF BRAKE PARTS. PIVOT WELDED UP OUT OF GAS PIPE. A BICYCLE BEARING LIGHT SPRINGS TO RETURN PIVOT TO CENTRE | ||