Development of a Variable Joint Quasi-Stiffness Mechanism with High Power Output and Measurable Torque for a Biped Running Robot Utilizing Leg Elasticity

We have developed an ankle joint of the humanoid robot that can measure the joint torque. The system measures the strain of the CFRP leaf spring and calculates the torque by it. Also, the joint includes a variable joint quasi-stiffness mechanism to imitate the elasticity and the torque of human during running. Experiments confirmed that it is possible to measure the joint exerted torque.

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Publication Details

Journal
Journal of the Robotics Society of Japan
Published
2025-01-01
DOI
https://doi.org/10.7210/jrsj.43.334
Primary Topic
Robotic Locomotion and Control
Type
article
Field-Weighted Citation Impact
0.00
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article

Development of a Variable Joint Quasi-Stiffness Mechanism with High Power Output and Measurable Torque for a Biped Running Robot Utilizing Leg Elasticity

T. Tsuno, Takuya Otani, Hiroki Mineshita, Yasuo Kawakami et al.
Journal of the Robotics Society of Japan
Robotic Locomotion and Control
article

Development of a Variable Joint Quasi-Stiffness Mechanism with High Power Output and Measurable Torque for a Biped Running Robot Utilizing Leg Elasticity

T. Tsuno, Takuya Otani, Hiroki Mineshita, Yasuo Kawakami, Atsuo Takanishi, M. Kanamaru, Hun-ok Lim
article en

Abstract

We have developed an ankle joint of the humanoid robot that can measure the joint torque. The system measures the strain of the CFRP leaf spring and calculates the torque by it. Also, the joint includes a variable joint quasi-stiffness mechanism to imitate the elasticity and the torque of human during running. Experiments confirmed that it is possible to measure the joint exerted torque.

Journal of the Robotics Society of JapanVol. 43(3)
Waseda University (JP), Shibaura Institute of Technology (JP), Kanagawa University (JP)
Affordable and clean energy
Openalex Percentile: Top 93%
Robotic Locomotion and Control
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