Impact-resistant, autonomous robots inspired by tensegrity architecture

Fuente: arXiv
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Autores principales: Johnson III, William R., Huang, Xiaonan, Lu, Shiyang, Wang, Kun, Booth, Joran W., Bekris, Kostas, Kramer-Bottiglio, Rebecca
Formato: Preprint
Publicado: 2025
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author Johnson III, William R.
Huang, Xiaonan
Lu, Shiyang
Wang, Kun
Booth, Joran W.
Bekris, Kostas
Kramer-Bottiglio, Rebecca
author_facet Johnson III, William R.
Huang, Xiaonan
Lu, Shiyang
Wang, Kun
Booth, Joran W.
Bekris, Kostas
Kramer-Bottiglio, Rebecca
contents Future robots will navigate perilous, remote environments with resilience and autonomy. Researchers have proposed building robots with compliant bodies to enhance robustness, but this approach often sacrifices the autonomous capabilities expected of rigid robots. Inspired by tensegrity architecture, we introduce a tensegrity robot -- a hybrid robot made from rigid struts and elastic tendons -- that demonstrates the advantages of compliance and the autonomy necessary for task performance. This robot boasts impact resistance and autonomy in a field environment and additional advances in the state of the art, including surviving harsh impacts from drops (at least 5.7 m), accurately reconstructing its shape and orientation using on-board sensors, achieving high locomotion speeds (18 bar lengths per minute), and climbing the steepest incline of any tensegrity robot (28 degrees). We characterize the robot's locomotion on unstructured terrain, showcase its autonomous capabilities in navigation tasks, and demonstrate its robustness by rolling it off a cliff.
format Preprint
id arxiv_https___arxiv_org_abs_2501_15078
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Impact-resistant, autonomous robots inspired by tensegrity architecture
Johnson III, William R.
Huang, Xiaonan
Lu, Shiyang
Wang, Kun
Booth, Joran W.
Bekris, Kostas
Kramer-Bottiglio, Rebecca
Robotics
Future robots will navigate perilous, remote environments with resilience and autonomy. Researchers have proposed building robots with compliant bodies to enhance robustness, but this approach often sacrifices the autonomous capabilities expected of rigid robots. Inspired by tensegrity architecture, we introduce a tensegrity robot -- a hybrid robot made from rigid struts and elastic tendons -- that demonstrates the advantages of compliance and the autonomy necessary for task performance. This robot boasts impact resistance and autonomy in a field environment and additional advances in the state of the art, including surviving harsh impacts from drops (at least 5.7 m), accurately reconstructing its shape and orientation using on-board sensors, achieving high locomotion speeds (18 bar lengths per minute), and climbing the steepest incline of any tensegrity robot (28 degrees). We characterize the robot's locomotion on unstructured terrain, showcase its autonomous capabilities in navigation tasks, and demonstrate its robustness by rolling it off a cliff.
title Impact-resistant, autonomous robots inspired by tensegrity architecture
topic Robotics
url https://arxiv.org/abs/2501.15078