IED Unit 1

Match the following symbols to name/meaning

• Countersink

• ↧

• Diameter

• ⌀

• Counterbore

• ⌴

• Depth

• ⌵

What type of hole is this hole?

• Countersink Blind Hole

• Counterbore Through Hole

• Countersink Through Hole

• Counterbore Blind Hole

What's the diameter of the counterbore for this hole?

• .375

• 2

• .75

• .5

What type of hole is this hole?

• Counterbore Through Hole

• Simple Blind Hole

• Countersink Through Hole

• Countersink Blind Hole

Tolerance - The allowable amount of ​ (a)   for a part

• variation
• similarity
• estimation
• inches

Tags

CCSS.7.G.A.1

Which type of tolerance fit does this describe?
When you put a pin in a hole: it always fall through the hole, it doesn't want to stay in the hole.

• Clearance fit

• Interference fit

• Transition fit

What is the purpose of sketching in the design process?

(a)   - A new product, system, or process that has never existed before

​ ​ (b)   - The repetition of a process

​ (c)   - An improvement on an existing solution

• Invention
• Iteration
• Innovation

In your own words: what is the difference between criteria and constraint.

What type of lines are shown in this image?

• Hidden lines

• Dimension lines

• Edge lines

• Construction lines