4. Drawing in First angle job projection symbol

Question

Accepted Answer

First angle job projection symbol is a drawing convention used in engineering to represent the orientation of an object in a 2D drawing.

The symbol consists of a square with an arrow pointing towards it from each of the four corners.
The arrowheads indicate the direction in which the object is viewed from.
This symbol is used to indicate that the object is being projected onto a plane in the first quadrant of a coordinate system.
It is commonly used in engineering drawings to communicate the spatial relationship between different parts of a design.

Accepted Answer

This symbol indicates the projection method used in the drawing. When the large end of the cone in the section view is closest to the top view, this is known as first angle projection. Traditionally, the first angle projection symbol is drawn with the top view on the left and the side view on the right.

4. Drawing in First angle job projection symbol

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