A New Approach to the Design of Helical Shape Memory Alloy Spring Actuators

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="167195.fig.006a" src="https://static.hindawi.com/articles/smr/volume-2011/167195/figures/167195.fig.006a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Linear</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="167195.fig.006b" src="https://static.hindawi.com/articles/smr/volume-2011/167195/figures/167195.fig.006b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Non-Linear</td></tr></table></td></tr></table>

<table>Stress distribution over the wire cross section.</table>

Smart Materials Research

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Figure 6

Figure 6: A New Approach to the Design of Helical Shape Memory Alloy Spring Actuators 