Results 21 to 30 of about 12,940 (302)

Path Planning Based on NURBS for Hyper-Redundant Manipulator Used in Narrow Space

open access: yesApplied Sciences, 2022
Hyper-redundant manipulators with multiple degrees of freedom have special application prospects in narrow spaces, such as detection in small spaces in aerospace, rescue on-site disaster relief, etc.
Jinjun Duan   +3 more
doaj   +1 more source

Task-Based Motion Planning Using Optimal Redundancy for a Minimally Actuated Robotic Arm

open access: yesApplied Sciences, 2022
In planning robotic manipulations, heuristic searches are commonly considered impractical due to the high dimensionality of the problem caused by redundancy in the kinematic chain.
Yanai Gal, David Zarrouk
doaj   +1 more source

Hyper-Redundant Manipulator Capable of Adjusting Its Non-Uniform Curvature with Discrete Stiffness Distribution

open access: yesApplied Sciences, 2022
Hyper-redundant manipulators are widely used in minimally invasive surgery because they can navigate through narrow passages in passive compliance with the human body. Although their stability and dexterity have been significantly improved over the years,
Seongil Kwon   +3 more
doaj   +1 more source

A Fibonacci control system with application to hyper-redundant manipulators [PDF]

open access: yes, 2015
We study a robot snake model based on a discrete linear control system involving Fibonacci sequence and closely related to the theory of expansions in non-integer bases.
Lai, Anna Chiara   +2 more
core   +2 more sources

Maxwell Model-Based Null Space Compliance Control in the Task-Priority Framework for Redundant Manipulators

open access: yesIEEE Access, 2020
Improving robot performance while simultaneously ensuring compliance and human safety has been appealing for a long time and remains a challenge. To this end, we propose a new approach for kinematic control of redundant manipulators to deal with multiple
Le Fu, Jie Zhao
doaj   +1 more source

A Novel Path Planning Algorithm Considering the Maximum Deflection Angle of Joint

open access: yesIEEE Access, 2021
The paper deals with a minimum potential energy algorithm considering the maximum deflection angle of joint (MPE-MDA algorithm) for three key factors including the maximum deflection angle of the joint, the total length of the path, and the minimum ...
Yuping Huang   +5 more
doaj   +1 more source

The kinematics of hyper-redundant robot locomotion [PDF]

open access: yes, 1995
This paper considers the kinematics of hyper-redundant (or “serpentine”) robot locomotion over uneven solid terrain, and presents algorithms to implement a variety of “gaits”.
Burdick, Joel W., Chirikjian, Gregory S.
core   +1 more source

Optimal dimensional synthesis of force feedback lower arm exoskeletons [PDF]

open access: yes, 2008
This paper presents multi-criteria design optimization of parallel mechanism based force feedback exoskeletons for human forearm and wrist. The optimized devices are aimed to be employed as a high fidelity haptic interfaces.
Patoglu, Volkan   +3 more
core   +1 more source

Investigating the Stiffness Characteristics of a Tendon-Driven Continuum Manipulator Using Sensitivity Analysis: A Case Study in Transoral Laser Microsurgery

open access: yesMachines, 2023
Continuum manipulators, with their characteristics of flexibility and dexterity, have gained significant interest in various applications across industries such as inspection, manufacturing, space exploration, and medical surgery.
Kapil Sawant   +2 more
doaj   +1 more source

Design and Kinematic Control of the Cable-Driven Hyper-Redundant Manipulator for Potential Underwater Applications

open access: yesApplied Sciences, 2019
Underwater manipulators are important robotic tools in the exploration of the ocean environment. Up to now, most existing underwater manipulators are rigid and with fixed 5 or 7 degrees of freedom (DOF), which may not be very suitable for some ...
Jianzhong Tang   +7 more
doaj   +1 more source

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