The soft-landing problem: Minimizing energy loss by a legged robot impacting yielding terrain

DJ Lynch, KM Lynch… - IEEE Robotics and …, 2020 - ieeexplore.ieee.org
Enabling robots to walk and run on yielding terrain is vital to endeavors ranging from
disaster response to extraterrestrial exploration. While dynamic legged locomotion on rigid …

Adapting small jumping robots to compliant environments

S Divi, C Reynaga, E Azizi… - Journal of the Royal …, 2023 - royalsocietypublishing.org
Jumping animals launch themselves from surfaces that vary widely in compliance from
grasses and shrubs to tree branches. However, studies of robotic jumpers have been largely …

Spring-linkage integrated mechanism design for jumping robots

X Yin, J Yan, S Wen, J Zhang - Robotics and Autonomous Systems, 2022 - Elsevier
Legged robots can negotiate unstructured environments and have applications in education,
environmental inspection, space exploration, and cargo transportation. As a powerful form of …

Examples of Gibsonian affordances in legged robotics research using an empirical, generative framework

SF Roberts, DE Koditschek, LJ Miracchi - Frontiers in neurorobotics, 2020 - frontiersin.org
Evidence from empirical literature suggests that explainable complex behaviors can be built
from structured compositions of explainable component behaviors with known properties …

Slack-based tunable damping leads to a trade-off between robustness and efficiency in legged locomotion

A Mo, F Izzi, EC Gönen, D Haeufle… - Scientific Reports, 2023 - nature.com
Animals run robustly in diverse terrain. This locomotion robustness is puzzling because
axon conduction velocity is limited to a few tens of meters per second. If reflex loops deliver …

A Programmable Substrate to Study Robots Jumping From Non-Rigid Surfaces

S Divi, J Yim, M Bedillion… - IEEE Robotics and …, 2024 - ieeexplore.ieee.org
This study presents the development, characterization, and demonstration of a tunable
substrate for small jumping robots. Jumping robots in the literature are typically evaluated …

Dynamic compliance of energy-saving legged elastic parallel joints for quadruped robots: design and realization

Y Zhu, M Zhang, X Zhang, H Qin - Frontiers of Mechanical Engineering, 2024 - Springer
Achieving dynamic compliance for energy-efficient legged robot motion is a longstanding
challenge. Although recent predictive control methods based on single-rigid-body models …

Efficient, Responsive, and Robust Hopping on Deformable Terrain

DJ Lynch, JL Pusey, SW Gart… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Legged robot locomotion is hindered by a mismatch between applications where legs can
outperform wheels or treads, most of which feature deformable substrates, and existing tools …

Virtual energy management for physical energy savings in a legged robot hopping on granular media

SF Roberts, DE Koditschek - Frontiers in Robotics and AI, 2021 - frontiersin.org
We discuss an active damping controller to reduce the energetic cost of a single step or
jump of dynamic locomotion without changing the morphology of the robot. The active …

[PDF][PDF] Mechanical and virtual compliance for robot locomotion in a compliant world

SF Roberts, DE Koditschek - 2019 - repository.upenn.edu
Mechanical and virtual compliance for robot locomotion in a compliant world Page 1
Mechanical and virtual compliance for robot locomotion in a compliant world Sonia Roberts …