Wednesday, March 9, 2011

1. What is the purpose or primary function of the object?
The purpose of my object is to make drawinngs or writings on paper. A pencil is used best on paper and can make wirting or drawings.

2. Make an educated guess as to how this product operates. Use simple machines’ terminology to explain the object’s sequential operation.
This product works by moving your hand back and forth and if you want lead to come out you must hit the top of it where the eraser is and the lead comes out the bottom. Inside I think there is somethign that pushes the lead down farther and farther every time you hit the top.

3. Identify the system inputs, intended product function, and outputs. Use power point to create a "black box" graphic like the toothbrush example discussed in class. Save the slide as a .jpg image and post it to answer this question.


4. What mechanical components are visible?
There are only a few mechanical components you can see like an eraser and the lead that comes from the bottom,
5. What is it about this device’s function that you cannot identify, because the mechanical components are hidden from plain view?
You can not identify how the lead goes through the penicl. Also, you do not know what the clicking noise comes from.

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