After further inspection, I found one spot without a dry wall anchor and a visible hole from where they tried to install a middle bracket in a larger window. I should have researched this company ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

This file provides functions and modules that construct shapes from a list of cross sections. In the case of skin() you specify each cross sectional shape yourself, and the number of points can vary.