Irregular Gear Triangle is a set of gears with an irregular shape, rotating in a triangle. The shape of each gear tooth is a distorted pentagon, a
curve of constant width, related to the
Reuleaux triangle. All gears turn in the same direction, pushing each other.
Watch the
YouTube video.
Read at the
Shapeways Forum.
Read more at the
Non-Twisty Puzzles Forum.
Please order a 3D-printed do-it-yourself kit from Shapeways at this page (check with Oskar about screws), or
contact Oskar directly if you are interested in obtaining a fully colored, stickered and assembled sample of this gearing contraption.