Question: How Do You Use Hidden Lines?

What type of lines are used for hidden details?

Hidden line Hidden details are shown by a series of dashes making up a broken line.

It is normal practice that you place a dash at the beginning of the hidden line and another at the end where it meets an intersecting line..

What four lines are used to aid in dimensioning?

There are four methods: parallel, running, chain, and combined dimensioning. Some methods of dimensioning a drawing can create an accumulating error.

What are alphabet lines?

The Alphabet of Lines is a list of line symbols that engineers use in technical drawings to communicate specific shapes, sizes or surfaces. In the Alphabet of Lines, thick, dark lines represent the outline of an object, showing its visible surfaces and edges.

How are hidden lines represented on a drawing?

It is standard practice to use dashes to represent any line of an object that is hidden from view.

When hidden lines meet their lines should?

Rule 2: Hidden lines should always begin and end with a dash. An exception is when the hidden line begins or ends at a parallel visible or hidden line.

Which type of lines are used to represent hidden edges?

Figure 5: Use of dashed lines to represent edges hidden in views of a complicated object.

Do you draw hidden lines in isometric drawings?

Hidden lines in a drawing represent the edges where surfaces meet but are not directly visible. Hidden lines are omitted from pictorial drawings unless they are needed to make the drawing clear. … In general, use centerlines sparingly in isometric drawings.

What do hidden lines look like?

A visible line, or object line is a thick continuous line, used to outline the visible edges or contours of an object. A hidden line, also known as a hidden object line is a medium weight line, made of short dashes about 1/8” long with 1/16”gaps, to show edges, surfaces and corners which cannot be seen.

What is short break line?

Short break lines are thick, wavy solid lines that are drawn freehand. When either of these break lines is used to shorten an object, you can assume that the section removed from the part is identical to the portions shown on either side of the break.

What are pictorial drawings?

Pictorial Sketches • A Pictorial drawing is a view of an object as it would be seen by an observer who looks at the object either in a chosen direction or from a selected point of view. • Pictorial drawings often are more readily made and more clearly understood than are front, top, and side views of an object.

How do you add hidden lines to Onshape?

Show or hide the lines of a view that are not visible in current view position (hidden lines)….Right-click on the section view and select Show/Hide sketches…to open the Show/Hide sketches dialog box:From here, click on the sketch or sketches you want to insert.Click the.More items…

Where do you put hidden lines?

Hidden lines are used to show surfaces that are not directly visible. All surfaces must be shown in all views. If an edge or surface is blocked from view by another feature, it is drawn using a hidden line.