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).
Schematic for a suggested test rig arrangement for gearbox and axle silence testing, driven by petrol engines.
| Identifier | ExFiles\Box 155\3\ scan0028 | |
| Date | 1st January 1947 | |
| SMALL RIGS ARRANGED HERE. WALLS SOUND INSULATED. GEARBOX UNDER TEST. THE BOX IS MOUNTED ON A FLAT PLATE WHICH IN TURN IS SECURED AT CORNERS ONLY ON DISTANCE PIECES. PHANTOM GEARBOX REVERSED TO STEP UP SPEED FOR BRAKE. PHANTOM ENGINE AND GEARBOX. RUBBER COUPLING. 25 H.P. or PEREGRINE ENGINE AND GEARBOX. DPX4 BRAKE DOG CLUTCH. SPIRAL BEVEL 1/1 GEAR. 35 FT. APPROX. 25 FT. APPROX. TELESCOPIC SHAFTS WITH PHANTOM UNIVERSAL JOINTS. ALL CONTROLS MUST BE ARRANGED NEAR GEARBOX UNDER TEST. WHEN TESTING AXLES, THE AXLE IS MOUNTED IN PLACE OF THE GEARBOX, THE HUBS BEING COUPLED TO THE PHANTOM ENGINE AND THE BRAKE, AND THE PROP. SHAFT TO THE BEVEL GEAR. HS. {Lord Ernest Hives - Chair} 1947. SUGGESTED ARRANGEMENT OF GEARBOX AND AXLE SILENCE TEST RIG WITH DRIVE BY PETROL ENGINES. | ||