Results 21 to 30 of about 145,123 (305)

Design and Validation of a Novel Cable-Driven Hyper-Redundant Robot Based on Decoupled Joints

open access: yesJournal of Robotics, 2021
In most of the prior designs of conventional cable-driven hyper-redundant robots, the multiple degree-of-freedom (DOF) bending motion usually has bending coupling effects.
Long Huang   +4 more
doaj   +1 more source

Applying Screw Theory to Design the Turmell-Bot: A Cable-Driven, Reconfigurable Ankle Rehabilitation Parallel Robot

open access: yesRobotics, 2023
The ankle is a complex joint with a high injury incidence. Rehabilitation Robotics applied to the ankle is a very active research field. We present the kinematics and statics of a cable-driven reconfigurable ankle rehabilitation robot.
Julio Vargas-Riaño   +2 more
doaj   +1 more source

Modified Pre-stretching Assembly Method for Cable-Driven Systems

open access: yesChinese Journal of Mechanical Engineering, 2019
Soft cable-driven systems have been employed in many assembled mechanisms, such as industrial robots, parallel kinematic mechanism machines, medical devices, and humaniform hands.
Guokai Zhang   +5 more
doaj   +1 more source

A Decoupling Module Based on a Geometrical-Balance Mechanism for Mitigating Cable Length Variation in Cable-Driven Applications

open access: yesMachines
Cable-driven mechanisms are increasingly popular in applications requiring low-inertia operation. However, issues like cable loosening, which leads to reduced durability and stability with long-term use, have not been fully addressed in previous studies.
Van Pho Nguyen   +2 more
doaj   +1 more source

Design and Evaluation of the LOPES Exoskeleton Robot for Interactive Gait Rehabilitation [PDF]

open access: yes, 2007
This paper introduces a newly developed gait rehabilitation device. The device, called LOPES, combines a freely translatable and 2-D-actuated pelvis segment with a leg exoskeleton containing three actuated rotational joints: two at the hip and one at the
Asseldonk, Edwin H.F. van   +5 more
core   +2 more sources

Mechanical Analysis of a 3-DOF Under-constrained Parallel Robot with Variable Cable Mast Heights

open access: yesJixie chuandong, 2023
The cable-driven parallel robot is a special flexible mechanism in parallel mechanism, the end-effector of which is driven by cables instead of rigid rods. It integrates the advantages of flexible robots and parallel robots.
Zhao Tao   +5 more
doaj  

Optimization and Control of a Planar Three Degrees of Freedom Manipulator with Cable Actuation

open access: yesMachines, 2021
The paper analyzes a planar three degrees of freedom manipulator with cable actuation. Such a system can be understood as a special type of hybrid parallel kinematic mechanism composed of the rigid serial chain and the additional auxiliary cable system ...
Jan Krivošej, Zbyněk Šika
doaj   +1 more source

A new hand rehabilitation system based on the cable-driven mechanism and dielectric elastomer actuator [PDF]

open access: yesMechanical Sciences, 2020
The increasing number of patients with hand disabilities after strokes or peripheral nerve injuries necessitates the continuous development of rehabilitation system devices to accelerate muscle recovery and to help patients regain the motor functions of ...
H. Amin   +4 more
doaj   +1 more source

Out‐of‐plane reinforcement of masonry walls using joint-embedded steel cables [PDF]

open access: yes, 2020
The out-of-plane mechanism (rocking) of walls often causes fatalities and collapses of historic buildings during earthquakes. This paper addresses the problem of assessing the seismic resistance of walls subjected to out-of-plane bending, before and ...
Bisciotti, Giordano   +2 more
core   +2 more sources

Cable-Driven Mechanism Models for Sensitive and Actuated Minimally Invasive Robotic Instruments

open access: yesApplied Sciences
Cable-driven mechanism models are, usually, included in actuated systems; however, recently, their use for sensitive systems has been explored. In this paper, two cable-driven multi-body mechanism models are compared, underlining advantages and ...
Giovanni Gerardo Muscolo, Paolo Fiorini
doaj   +1 more source

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