Here is an origami inspired robotic arm that can be used with UAVs to pick up and move things. As SNU BioRobotics Lab explains, adding a robotic manipulator to drones is not always straightforward due to payload limits and size. This foldable robotic arm has a lightweight design and returns to its original shape during take-off and landing.
More gadgets like this: here
The arm can stretch from 40mm to 700mm. Each module can withstand over 400 times its weight. Pretty clever if you ask us. More info is available here.
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