AIMC Topic: Torque

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A portable inflatable soft wearable robot to assist the shoulder during industrial work.

Science robotics Jun 12, 2024
Repetitive overhead tasks during factory work can cause shoulder injuries resulting in impaired health and productivity loss. Soft wearable upper extremity robots have the potential to be effective injury prevention tools with minimal restrictions us...
Electromyography Torque Range of Motion, Articular Muscle, Skeletal Female Robotics Young Adult Equipment Design Adult Biomechanical Phenomena Male Wearable Electronic Devices Shoulder Joint Humans Exoskeleton Device Shoulder Injuries Shoulder Task Performance and Analysis Industry
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Design and control of jumping microrobots with torque reversal latches.

Bioinspiration & biomimetics May 17, 2024
Jumping microrobots and insects power their impressive leaps through systems of springs and latches. Using springs and latches, rather than motors or muscles, as actuators to power jumps imposes new challenges on controlling the performance of the ju...
Insecta Locomotion Animals Robotics Equipment Design Models, Biological Torque Biomimetics Computer Simulation Biomechanical Phenomena
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Visual feedbacks influence short-term learning of torque versus motion profile with robotic guidance among young adults.

Human movement science May 1, 2024
Robotic assistance can improve the learning of complex motor skills. However, the assistance designed and used up to now mainly guides motor commands for trajectory learning, not dynamics learning. The present study explored how a complex motor skill...
Humans Learning Female Male Robotics Torque Young Adult Adult Biomechanical Phenomena Feedback, Sensory Transfer, Psychology Psychomotor Performance Motor Skills
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Exploring Human-Exoskeleton Interaction Dynamics: An In-Depth Analysis of Knee Flexion-Extension Performance across Varied Robot Assistance-Resistance Configurations.

Sensors (Basel, Switzerland) Apr 21, 2024
Knee rehabilitation therapy after trauma or neuromotor diseases is fundamental to restore the joint functions as best as possible, exoskeleton robots being an important resource in this context, since they optimize therapy by applying tailored forces...
Knee Movement Exoskeleton Device Muscle, Skeletal Robotics Adult Knee Joint Humans Electromyography Biomechanical Phenomena Torque Male Range of Motion, Articular
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Observer-based differential evolution constrained control for safe reference tracking in robots.

Neural networks : the official journal of the International Neural Network Society Mar 27, 2024
Big torque inputs in controls could increase energy consumption, and big estimated perturbations in observers could produce device damages. Therefore, it would be interesting to propose a constrained control for safe reference tracking and a constrai...
Humans Neural Networks, Computer Algorithms Robotics Torque
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Optimization of Torque-Control Model for Quasi-Direct-Drive Knee Exoskeleton Robots Based on Regression Forecasting.

Sensors (Basel, Switzerland) Feb 26, 2024
The choice of torque curve in lower-limb enhanced exoskeleton robots is a key problem in the control of lower-limb exoskeleton robots. As a human-machine coupled system, mapping from sensor data to joint torque is complex and non-linear, making it di...
Knee Joint Torque Exoskeleton Device Humans Lower Extremity Robotics
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Soft Artificial Muscle Based on Pre-Detwinned Shape Memory Alloy Spring Actuator Achieving High Passive Assistive Torque for Wearable Robot.

Soft robotics Feb 6, 2024
For designing the assistive wearable rehabilitation robots, it is challenging to design the robot as energy efficient because the actuators have to be capable of overcoming human loads such as gravity of the body and spastic torque continuously durin...
Alloys Shape Memory Alloys Robotics Equipment Design Torque Humans Wearable Electronic Devices
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FOESO-Net: A specific neural network for fast sensorless robot manipulator torque estimation.

Neural networks : the official journal of the International Neural Network Society Sep 14, 2023
Contact torque sensing allows robot manipulators to cooperate with humans and detect accidental collisions in real time to ensure safety. Most sensorless torque estimation schemes, which are based on linear observer approaches, cannot compromise betw...
Robotics Benchmarking Torque Neural Networks, Computer Humans Learning
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Using Deep Learning Models to Predict Prosthetic Ankle Torque.

Sensors (Basel, Switzerland) Sep 6, 2023
Inverse dynamics from motion capture is the most common technique for acquiring biomechanical kinetic data. However, this method is time-intensive, limited to a gait laboratory setting, and requires a large array of reflective markers to be attached ...
Walking Biomechanical Phenomena Ankle Joint Gait Deep Learning Ankle Torque
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Selection/control concurrent optimization of BLDC motors for industrial robots.

PloS one Aug 16, 2023
This paper aims to concurrently select and control off-the-shelf BLDC motors of industrial robots by using a synergistic model-based approach. The BLDC motors are considered with trapezoidal back-emf, where the three-phase (a,b,c) dynamics of motors ...
Electricity Robotics Torque
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