Gravity compensation in robotics

V Arakelian - Advanced robotics, 2016 - Taylor & Francis
The actuator power required to resist joint torque caused by the weight of robot links can be
a significant problem. Gravity compensation is a well-known technique in robot design to …

Экзоскелет как новое средство в абилитации и реабилитации инвалидов (обзор)

АА Воробьев, АВ Петрухин… - Современные …, 2015 - cyberleninka.ru
По данным отечественной и зарубежной литературы проанализировано состояние
проблемы разработки и внедрения экзоскелетов. Показано, что в настоящее время …

Optimal design of active-passive shoulder exoskeletons: A computational modeling of human-robot interaction

A Nasr, S Bell, J McPhee - Multibody System Dynamics, 2023 - Springer
Exoskeleton robots, which range from fully passive to fully active-assisted movements, have
become an essential instrument for assisting industrial employees and stroke rehabilitation …

[图书][B] Balancing of linkages and robot manipulators: advanced methods with illustrative examples

V Arakelian, S Briot - 2015 - books.google.com
In this book advanced balancing methods for planar and spatial linkages, hand operated
and automatic robot manipulators are presented. It is organized into three main parts and …

Gravity-balancing of elastic articulated-cable leg-orthosis emulator

A Alamdari, R Haghighi, V Krovi - Mechanism and machine theory, 2019 - Elsevier
In this paper, we propose static-balancing mechanisms to permit perfect and approximate
compensation of gravitational loads for an articulated-cable leg-orthoses. Such gravity …

Design and evaluation of a four-DoF upper limb exoskeleton with gravity compensation

K Shi, J Yang, Z Hou, H Yu - Mechanism and Machine Theory, 2024 - Elsevier
Gravity compensation (GC) mechanisms are commonly employed to either support limb
gravity in passive exoskeletons or decrease motor power for safe human-robot interaction in …

Design and fabrication of a passive upper limb rehabilitation robot with adjustable automatic balance based on variable mass of end-effector

M Eslami, A Mokhtarian, M Pirmoradian… - Journal of the Brazilian …, 2020 - Springer
The purpose of this work is to design and fabricate a balanced passive robotic arm with the
capability of applying variable mass to the end-effector in order to upper limb rehabilitation …

Design and analysis of a cable-driven gravity compensation mechanism for spatial multi-DoF robotic systems

K Shi, J Yang, Y Tong, Z Hou, H Yu - Mechanism and Machine Theory, 2023 - Elsevier
The gravity compensation mechanisms (GCMs) are widely used in robotic manipulators and
exoskeletons. This paper presents a cable-driven GCM applied in a spatial multi-degree-of …

Evaluation of a machine-learning-driven active–passive upper-limb exoskeleton robot: Experimental human-in-the-loop study

A Nasr, J Hunter, CR Dickerson, J McPhee - Wearable Technologies, 2023 - cambridge.org
Evaluating exoskeleton actuation methods and designing an effective controller for these
exoskeletons are both challenging and time-consuming tasks. This is largely due to the …

A geometric approach to the static balancing of mechanisms constructed using spherical kinematic chain units

J Wang, X Kong - Mechanism and Machine Theory, 2019 - Elsevier
A geometric method to the static balancing of mechanisms constructed using spherical chain
units is presented. A (serial) spherical kinematic chain unit is composed of n moving links …