Rolling Contact Bearings
In rolling contact bearings, the contact between the bearing surfaces is rolling instead of sliding as in sliding contact bearings. We have already discussed that the ordinary sliding bearing starts…
Sliding Contact Bearings
A bearing is a machine element which support another moving machine element (known as journal). It permits a relative motion between the contact surfaces of the members, while carrying the…
BEARING
A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts. The design of the bearing may, for example, provide…
DIMENSIONS OF THE FLYWHEEL RIM
Consider a rim of the flywheel as shown in Fig. 16.17. Let D = Mean diameter of rim in metres, R = Mean radius of rim in metres, A =…
FLYWHEEL
A flywheel used in machines serves as a reservoir, which stores energy during the period when the supply of energy is more than the requirement, and releases it during the…
Types of Springs
SPRINGS A spring is defined as an elastic body, whose function is to distort when loaded and to recover its original shape when the load is removed. The various important…
Efficiency of a Riveted Joint
The efficiency of a riveted joint is defined as the ratio of the strength of riveted joint to the strength of the un-riveted or solid plate. We have already discussed…
Riveted Joints
A rivet is a short cylindrical bar with a head integral to it. The cylindrical portion of the rivet is called shank or body and lower portion of shank is known as tail, as shown in…
Types of Welded Joints
Following two types of welded joints are important from the subject point of view: · Lap joint or fillet joint, and · Butt joint. Lap Joint The lap joint or the fillet…
Welded Joints
A welded joint is a permanent joint which is obtained by the fusion of the edges of the two parts to be joined together, with or without the application of…
