AngleMate   one

Daniel Zhao

Academy for Mathematics, Science, and Engineering

Working with compasses and protractors

1

can be annoying.

Needle of compass leaves mark on paper

Compass slides if circle is too small

2

3

Paper slides if not held in place

Protractors aren't always the right size

4

The AngleMate One is based on the

presenting the

AngleMate   one

The five components

5

4

1

2

3

Compass Body

1

Sample touchscreen interface shown to right.

Tip prevents poking holes in paper.

Circular base provides stability.

Rotating Arm

2

3

Pencil Arm

Underside of rotating arm includes rail on which the pencil slides.

Protractor Body

4

5

Protractor Arms

Note slot in which protractor arms slide.

Angle marks included on translucent material to use as protractor.

Tools Used in Inventor

Loft Tool

Emboss Tool