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Definition
| Lines used to establish the extent of a dimension. |
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Term
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Definition
| Thick lines (0.32 inches) that show the visible edges of an object. |
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Term
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Definition
| Lines used to show interior detail that is not visible from the outside of the part. |
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Definition
| Lines (0.16 inches) that define the center of arcs, circles or symmetrical parts. |
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Term
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Definition
| Very lightly drawn lines used as guides to help draw all other lines and shapes properly. Usually erased after being used. |
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Definition
| Freehand drawn lines that show where a part is broken to reveal detail behind the part or to shorten a long continuous part. |
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Definition
| Lines used to define where there is material after a part of the object is cut away. |
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Term
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Definition
| Lines used to designate where apart has been cut away to see detail. |
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Term
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Definition
| Lines that are used to show distance. Arrows are drawn on the ends to show where the lines start and end. |
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Term
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Definition
| Lines used to show where a dimension starts and stops on an object. Used with dimension lines to properly dimension an object. The line is 1/16 of an inch away from the part as to not get confused with object lines. |
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Term
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Definition
| Used to show dimensions of arcs, circles, and to help show detail. Ar arrow head is used to point to the part you are dimensioning and the line comes off the arrow point at a 45 degree angle. At the end of this line a horizontal line is drawn with a note at the end telling information about what is being pointed at. |
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Term
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Definition
| Use to identify alternative positions that a part may take up. |
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Term
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Definition
| Which has precedence, a hidden line or an object line? |
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Term
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Definition
| Which has precedence, a hidden line or a center line? |
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Term
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Definition
| Which has precedence, a center line or an object line? |
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Term
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Definition
| Which has precedence, a center line or a cutting plane line? |
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Term
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Definition
| What is the main purpose of sketching? |
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Term
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Definition
| What must you do in order to be a good sketcher? |
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Term
| Vertical, Horizontal and Inclined. |
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Definition
| What are the three line types? |
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Term
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Definition
| How do you find the slope of an inclined line? |
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Term
1. Draw intersecting lines.
2. Mark off equal distances.
3. Draw a line between these marks.
4. Draw center mark.
5. Make the arc by connecting the
two ends through the center mark. |
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Definition
| List the 5 steps in sketching an arc. |
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Term
1. Draw intersecting axes to setup the diameter.
2. Square in the diameter.
3. Sketch diagonals.
4. Identify triangle centers.
5. Make four arcs by connecting the
two ends through the center mark in each of the four triangles. |
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Definition
| List the 5 steps in sketching an circle. |
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Term
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Definition
| What are length, width, height, and distance related to? |
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Term
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Definition
| "If two objects are five feet apart in real life, then those two objects must appear to be five feet apart in your sketch." What term describes this? |
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Term
1. Using a pencil to measure.
2. Boxing in the sketch. |
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Definition
| What two techniques can you use to create correct size and proportion? |
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Term
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Definition
| A view of an object created with one or more points vanishing to the horizon. |
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Term
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Definition
| Sketches that show height, width, and depth all in one view. |
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Term
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Definition
| A drawing projected so that the plane of projection of a three-dimensional drawing forms equal angles (120 degrees) to each of the three axes of the object. |
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Term
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Definition
| A form of pictorial sketch in which two axes are at right angles to each other (one vertical, one horizontal) and the depth axis is at an oblique angle. |
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Term
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Definition
| An area of relatively dark tone or close lines, dots, or hatch marks that produces darkness or shadow in a drawing or picture. |
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Term
1) Straight line
2) Stipple |
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Definition
| What are the two main types of shading? |
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Term
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Definition
| Shading that uses dots to produce darknesses or shadows. |
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Term
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Definition
| What is another name for orthographic drawings? |
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Term
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Definition
| What is the standard angle of projection in the United States when using orthographic drawings? |
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Term
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Definition
| How many views are possible in orthographic projection? |
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Term
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Definition
| What are the most common views used on a drawing sheet in orthographic drawings? |
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Term
1. Most natural position or use
2. Shows best shape and characteristic contours
3. Longest dimensions
4. Fewest hidden lines
5. Most stable and natural position
6. Relationships of other views |
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Definition
| What characteristics should you look at when selecting your front? |
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