Hopper #3DThursday #3DPrinting

Shared by Gzumwalt on Thingiverse:“Hopper” is a 3D printed hopping mechanism. Using two springs and a “mass” (the motor, motor holder, switch, battery, gears, axle and cams), the mechanism first compresses the springs then releases them to propel the mass upward to an abrupt stop causing Hopper to hop. Modeled...