Table 1 Comparison of textile/fabric-based actuators.

From: Suit-type Wearable Robot Powered by Shape-memory-alloy-based Fabric Muscle

Actuation method

Fujimoto et al.23

Maziz et al.26

Han et al.28

Yuen et al.29

Park et al.31 (SFM)

Pneumatic silicon tube

Conducting polymer (Electric voltage)

Shape memory alloy (Electric Joule heating)

Shape memory alloy wire (Electric Joule heating)

Shape memory alloy (Electric Joule heating)

Isometric force [N]

100

0.1

10.5

9.6

120

Strain [%] (Unconstrained condition)

18

0.32

4

60

67

90% Contraction Time [s]

620

25

31

1

Weight [g]

300

24