Machine Design

CHAPTER 1

Introduction

Chapter Objectives

1. Understand the prerequisites of a design.

2. Evaluate the need for the design.

3. Take into account all the parameters related to the design.

4. 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 ...