Great elliptical working gears!

Four funny elliptical Gears that will all interact with each other.

MOD: 5 Pressure Angle: 20.00

Teeth gear 1: 38
Teeth gear 2: 57
Teeth gear 3: 76
Teeth gear 4: 95

also check out my new design with base:
http://www.thingiverse.com/thing:625626