Variable stiffness materials

M.C. Yuen, R.A. Bilodeau, R.K. Kramer. "Active Variable Stiffness Fibers for Multifunctional Robotic Fabric." IEEE Robotics and Automation Letters, Vol. 1, No. 2, pp. 708-715, 2016.

Page under construction.

2Fibers.JPG
 Construction of an active variable-stiffness fiber

Construction of an active variable-stiffness fiber

Move-and-hold

Move-and-hold

The SMA wire on the left (a) is unable to sustain lifting a weight after power is disconnected. In contrast, the AVS fibers (PLA-based (b); ABS-based (c)) are able to hold the weight up even after power is disconnected.