The governors may, broadly, be classified as 1.      Centrifugal governors, and 2.        Inertia governors. The centrifugal governors,…

The gap between the non-drive face of the pinion tooth and the adjacent wheel tooth…

The tooth tip of the pinion will then undercut the tooth on the wheel at…

Arc of contact is the path traced by a point on the pitch circle from…

Consider a pinion driving wheel as shown in figure. When the pinion rotates in clockwise,…

The following four systems of gear teeth are commonly used in practice: 1.   14 ½O  Composite…

1.  Since the cycloidal teeth have wider flanks, therefore the cycloidal gears are stronger than the…

Involute Profile The following examples are involute spur gears. We use the word involute because the contour…

To obtain the expected velocity ratio of two tooth profiles, the normal line of their profiles must…

For a constant velocity ratio, the position of P should remain unchanged. In this case, the motion…