A learning-based approach to sensorize soft robots

BWK Ang, CH Yeow - Soft Robotics, 2022 - liebertpub.com
Soft actuators and their sensors have always been separate entities with two distinct roles.
The omnidirectional compliance of soft robots thus means that multiple sensors have to be …

Distributed curvature sensing and shape reconstruction for soft manipulators with irregular cross sections based on parallel dual-FBG arrays

T Li, L Qiu, H Ren - IEEE/ASME Transactions on Mechatronics, 2019 - ieeexplore.ieee.org
This article presents a distributed curvature sensing and shape reconstruction method
based on parallel dual fiber Bragg grating (FBG) arrays for a type of cable-driven soft …

A novel pneumatic soft gripper with a jointed endoskeleton structure

Z Wu, X Li, Z Guo - Chinese Journal of Mechanical Engineering, 2019 - Springer
In current research on soft grippers, pneumatically actuated soft grippers are generally
fabricated using fully soft materials, which have the advantage of flexibility as well as the …

Layer jamming‐based soft robotic hand with variable stiffness for compliant and effective grasping

X Wang, L Wu, B Fang, X Xu… - Cognitive Computation …, 2020 - Wiley Online Library
A novel variable stiffness soft robotic hand (SRH) consists of three pieces of layer jamming
structure (LJS) is proposed. The mechanism is driven by the motor‐based tendon along the …

Real-time shape estimation of an elastic rod using a robot manipulator equipped with a sense of force

N Nakagawa, H Mochiyama - 2018 IEEE/RSJ International …, 2018 - ieeexplore.ieee.org
This paper proposes a real-time method for estimating the shape of an elastic rod using a
robot manipulator equipped with a sense of force. The proposed method does not use …

State Estimation of an Adaptive 3-Finger Gripper using Recurrent Neural Networks

Y Jonetzko, TAA Naß, N Fiedler… - 2024 IEEE/RSJ …, 2024 - ieeexplore.ieee.org
Adaptive grippers enable easy and robust grasping of diverse objects by adapting to their
shapes and enclosing them. However, determining the exact state of the hand remains …

Development of three-fingered end-effector using pneumatic soft actuators

S Ohkura, D Shinohira, T Yoshida… - 2019 IEEE/SICE …, 2019 - ieeexplore.ieee.org
In this paper, we propose a three-fingered end-effector driven by pneumatic soft actuators.
The proposed end-effector has three thin sticks as the finger, and grips a food with three …

Switching backdrivability of a planetary gear by vibration: design parameter setting and excited force estimation

S Noda, R Igari, K Endo, K Yamanobe… - ROBOMECH Journal, 2023 - Springer
Switching backdrivability according to use status is important to attain energy-saving and
compliance in co-worker robots. Authors have proposed switching backdrivability by exciting …

Grasping State and Object Estimation of a Flat Shell Gripper by Strain and Proximity Measurement using a Single Capacitance-Based Sensor

T Matsuno, R Miyagoshi, K Shimizu… - 2022 IEEE 5th …, 2022 - ieeexplore.ieee.org
In this study, a method to estimate grasping state and object of a flat shell gripper with single
capacitance-based sensor is presented. The strain and proximity are measured by using a …

Reducing the Influence of the Contact Area on a Soft Capacitive Force Sensor

T Matsuno, S Hirai - IEEE Robotics and Automation Letters, 2021 - ieeexplore.ieee.org
In this study, the influence of the contact area on measurements by a soft capacitive force
sensor was analyzed. Based on the results, a method for selecting a dielectric material to …