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Gecko adhesion based sea star crawler robot. | LitMetric

Gecko adhesion based sea star crawler robot.

Front Robot AI

Far-from-equilibrium Materials Laboratory, Department of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, PA, United States.

Published: July 2023

AI Article Synopsis

  • Researchers have made strides in bioinspired soft robotics by mimicking animal movement, using features from different organisms.
  • This study focuses on enhancing locomotion in soft, amphibious robots by integrating sea star movements with gecko-like adhesion.
  • The resulting sea star-inspired robot has a flexible design, five pneumatic limbs, and can navigate various terrains, including climbing slopes of up to 51°.

Article Abstract

Over the years, efforts in bioinspired soft robotics have led to mobile systems that emulate features of natural animal locomotion. This includes combining mechanisms from multiple organisms to further improve movement. In this work, we seek to improve locomotion in soft, amphibious robots by combining two independent mechanisms: sea star locomotion gait and gecko adhesion. Specifically, we present a sea star-inspired robot with a gecko-inspired adhesive surface that is able to crawl on a variety of surfaces. It is composed of soft and stretchable elastomer and has five limbs that are powered with pneumatic actuation. The gecko-inspired adhesion provides additional grip on wet and dry surfaces, thus enabling the robot to climb on 25° slopes and hold on statically to 51° slopes.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10352780PMC
http://dx.doi.org/10.3389/frobt.2023.1209202DOI Listing

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