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Credit card-sized soft pumps power wearable artificial muscles

Science Daily • Feb 18, 2021
ALICE: Living Bricks

Robotic clothing that is entirely soft and could help people to move more easily is a step closer to reality thanks to the development of a new flexible and lightweight power system for soft robotics. 

The discovery by a team at the University of Bristol could pave the way for wearable assist devices for people with disabilities and people suffering from age-related muscle degeneration. The study is published today [17 February] in Science Robotics.

Soft robots are made from compliant materials that can stretch and twist. These materials can be made into artificial muscles that contract when air is pumped into them. The softness of these muscles makes then suited to powering assistive clothing. Until now, however, these pneumatic artificial muscles have been powered by conventional electromagnetic (motor-driven) pumps, which are bulky, noisy, complex and expensive.

Researchers from Bristol’s SoftLab and Bristol Robotics Laboratory led by Jonathan Rossiter, Professor of Robotics, have successfully demonstrated a new electro-pneumatic pump that is soft, bendable, low-cost and easy to make....


BRL Research: Soft Robotics
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