"Geon" has various meaning, please refer to the Psychology variation. https://en.wikipedia.org/wiki/Geon_(psychology)
Geons are the simple 2D or 3D forms such as cylinders, bricks, wedges, cones, circles and rectangles corresponding to the simple parts of an object.
"Gear" represent logical and systematic thinking.
My idea of the logo is the assemble of 2D/3D shapes into 1 or more gears.
The files attached are all from internet. So, please don't just copy.
If you use fonts that require a license, confirm with the client they're ok with it. For licensing reasons, it is better to provide your client with information on how to acquire the font rather than providing the actual files.