Category: Mechanics of Machines.

Friction drives

FRICTIONIN THE MACHINE ELEMENTS

1 Surface contacts:  ·        Basic laws of friction  ·        Pivot and collar, introducti on and types. ·        Problem on flat pivot, Problems on…

What is the difference between Rolling Friction and Sliding Friction?

Following is the table with rolling friction vs sliding friction: Rolling friction Sliding friction Rolling friction takes place when an…

Definition of Sliding Friction

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What is Rolling Friction?

For a moving solid body, there are two principal types of friction that act upon it: The force resisting the…

surface friction

Resistance to movement of air flowing along the surface of the earth or other surface such as an airplane wing.…

Frictional contact mechanics

Contact mechanics is the study of the deformation of solids that touch each other at one or more points. This can be divided into compressive…

Epicyclic Trains

One or more of the wheels of the gear train are now carried on an arm which itself rotates about…

Gear Trains

Definitions A gear train is a set or system of gears arranged to transfer rotational torque from one part of a mechanical…

What is a spur gear ?

Spur gears are the most easily visualized common gears that transmit motion between two parallel shafts. Because of their shape,…

INVOLUTE GEAR PROFILE

Involute Tooth Profile Imagine pulleys with simple indentations on their periphery equally spaced by pitch.These pulleys, when moved, would :…

Law of Gearing

Consider the portions of the two teeth, one on the wheel 1 (or pinion) and the other on the wheel…