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Engineering Drawing, 2nd Edition by B. C. Rana, M. B. Shah

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17

Isometric Projections

OBJECTIVES

After reading this chapter, you will be able to

  • Draw a pictorial or an isometric projection from orthographic projections of simple solids or objects bounded by plane surfaces
  • Draw a pictorial or an isometric projection from orthographic projections of simple solids or machine parts that are created by the addition and subtraction of other simple solids
17.1 INTRODUCTION

Multiview orthographic projections generally show the lengths of an object along only two of its principal axes in any particular view. The length along the third axis is not visible in the same view. This makes it difficult to interpret the views, and only technically trained persons can interpret the meaning of these views.

On the ...

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