Theory of Machines 2 min read
Rubbing Velocity at a Pin Joint
The links in a mechanism are mostly connected by means of pin joints. The rubbing velocity is defined as the algebraic…
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Velocity and Acceleration Analysis of Mechanisms
In this, we shall discuss the relative velocity method for determining the velocity of different points in the mechanism. The…
Theory of Machines 4 min read
Quick return motion mechanisms
Quick return mechanisms are used in machine tools such as shapers and power driven saws for the purpose of giving…
Theory of Machines 1 min read
Inversions of Single Slider Chain
Slider crank chain: This is a kinematic chain having four links. It has one sliding pairand three turning pairs. Link 2…
Theory of Machines 1 min read
Coupler Curves
The link connecting the driving crank with the follower crank in a four bar linkage is called the coupler. Similarly,…
Theory of Machines 2 min read
Inversion of Mechanism
A mechanism is one in which one of the links of a kinematic chain is fixed. Different mechanisms can be…
Theory of Machines 2 min read
Mechanism
When one of the links of a kinematic chain is fixed, the chain is known as mechanism. A mechanism with four…
Theory of Machines 4 min read
Kinematic pair
The two links or elements of a machine, when in contact with each other, are said to form a pair.…
Theory of Machines 1 min read
Comparison of Mechanism, Machine and Structure
Mechanism Machine Structure 1. There is relative…
Theory of Machines 1 min read
Structure
The following differences between a machine and a structure are important from the subject point of view: Structure1. the member…
Theory of Machines 2 min read
Kinematic link (or) element
A machine part or a component of a mechanism is called a kinematic link or simply a link. A link…
Theory of Machines 1 min read
Introduction to mechanisms, velocity and acceleration analysis of mechanisms
Mechanics: It is that branch of scientific analysis which deals with motion, time andforce. Kinematics is the study of motion, without considering…