January 2026
Intermediate
900 pages
23h 23m
English
Content preview from Machine Design, 2nd Edition by Pearson
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CHAPTER 1
Introduction
Chapter Objectives
- Understand the prerequisites of a design.
- Evaluate the need for the design.
- Take into account all the parameters related to the design.
- Conceptualise a good, feasible and economic design.
A need or problem encourages creative efforts to meet the need or solve the problem.
– Plato, Republic
1-1 INTRODUCTION
Need is the prerequisite of the conceptualisation of any design. Need indicates an imperative requirement for the design. It can be of an individual, or a group of individuals, or of an entire society or a system. A design can be for an entirely new product, or, for a system. A design can also be conceived of to improve an existing product, or system. For example, an individual may need an ...
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