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).
Diagram and explanation of the 40/50 Swinging Link mechanism.
| Identifier | ExFiles\Box 66\5\ scan0133 | |
| Date | 29th November 1927 guessed | |
| 40/50 SWINGING LINK IT WILL BE OBSERVED THAT AS THE TOP & BOTTOM OF SWINGING T PIECE HAVE FIXED POSITIONS WITH THE BRAKES RELEASED, THE ARM S ALSO HAS A FIXED POSITION WITH THE BRAKES RELEASED. AND DUE TO THE DIFFERENCE IN LEVERAGE TO FRONT AND REAR BRAKES THIS ARM S MUST SWING WHEN THE BRAKES ARE APPLIED POSITION OF THIS POINT ALWAYS FIXED, WHEN BRAKES RELEASED, BY STOP ON REAR BRAKE LEVERS. SWINGING ARM S FRONT BRAKES WILL ALWAYS PULL THIS ONTO THE STOP ROD R RIGID IN COMPRESSION POSITION OF THIS POINT ALWAYS FIXED WHEN BRAKES RELEASED BY LOCATION OF STOP X. | ||