Posted inEngineering Metrology & Measurement
Posted inTheory of Machines
Conjugate Profiles
To obtain the expected velocity ratio of two tooth profiles, the normal line of their profiles must…
Posted inTheory of Machines
Constant Velocity Ratio
For a constant velocity ratio, the position of P should remain unchanged. In this case, the motion…
Posted inTheory of Machines
Terms Used in Gears
Fig. 4.2. Spur Gear and Pinion pair Terms used in Gear Addendum: The radial distance between…
Posted inTheory of Machines
Neither parallel nor intersecting shafts
Helical gears may be used to mesh two shaftsthat are not parallel, although they are…
Posted inTheory of Machines
Gears for connecting parallel shafts
1. Spur gears: Spur gears are the most common type of gears. They have straight teeth,and are…
Posted inTheory of Machines
Classification of Toothed Wheels
According to the Position of Axis of Shaft (a) Parallel (b) Intersecting (c) Non-intersecting and…
Posted inTheory of Machines
Advantages and Disadvantages of Gear Drive
The following are the advantages and disadvantages of the gear drive as compared to belt,…
Posted inTheory of Machines
Gear Drive
Introduction The slip and creep in the belt or rope drives is a common phenomenon,…
