Differential Shimmed and Jigged

crown wheels for the differential

In order to get the differential running smoothly I had to shim and make a simple jig. My original differential for the Burrell used bevels with a 20° angle. These kept locking / binding. Luckily JG pointed out my errors and made a number of calculations to come to 9.5° as the correct angle. As … Read more

Vehicle Differential

1960s Ford Differential

Geared device between the driven wheels to allow varying rotational speeds of the wheels around corners. We see differentials in everything from the Chinese cart that has an arrow that always points south, in steam traction engines through to complex electromechanical differentials in formula one racing cars. My particular interest in the mechanical differential is … Read more