Results 81 to 90 of about 1,882,013 (251)

Vector Bond Graph Method for the Dynamic Simulation of RRR-RRP Six Bar Press Linkage with Joint Clearance

open access: yesJixie chuandong, 2019
For the dynamic modeling and simulation of RRR-RRP six bar press linkage with joint clearance, the corresponding vector bond graph procedure is proposed.
Zhongshuang Wang, Jing Wei, Jiuzheng Yin
doaj  

Dynamics of the Orthoglide parallel robot [PDF]

open access: yes, 2009
Recursive matrix relations for kinematics and dynamics of the Orthoglide parallel robot having three concurrent prismatic actuators are established in this paper.
Chablat, Damien   +2 more
core   +2 more sources

Development of a Grasshopper‐Leg‐Inspired Back‐Type Exoskeleton for the Reduction of Muscle Activation During Stoop Activities

open access: yesJournal of Field Robotics, Volume 43, Issue 2, Page 739-760, March 2026.
ABSTRACT Farmers frequently suffer from musculoskeletal disorders, particularly lower back pain (LBP), mainly due to occupational ergonomic factors such as repetitive stooping and lifting. This study proposes using an exoskeleton to reduce LBP risk by providing external torque to the hip joints.
Dang Khanh Linh Le, Wei Chih Lin
wiley   +1 more source

Automated Chess Gameplay With Computer Vision and A Robotic Arm

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
This work demonstrates an autonomous chess‐playing robot integrating deep learning vision, Stockfish engine, and robotic arm with real‐world design recommendations. ABSTRACT This paper presents a fully automated chess‐playing system that integrates computer vision, artificial intelligence, and robotics to enable autonomous gameplay.
Mohammad AlKhatib   +4 more
wiley   +1 more source

Micro Biomimetic Eyeball for Humanoid Robots: A Visual System with High‐Density Functional Integration Based on an Origami Mechanism

open access: yesAdvanced Science, Volume 13, Issue 1, 5 January 2026.
A biomimetic eyeball system (BES) based on a 3‐DOF miniature origami mechanism, which addresses the inherent issues of large size and weight in traditional electromechanical BESs is presented. Moreover, it maintains a level of visual functionality comparable to that of the human eye, including capabilities such as rapid scanning, target recognition ...
Junji Pu   +6 more
wiley   +1 more source

An optimal resolved rate law for kindematically redundant manipulators [PDF]

open access: yes
The resolved rate law for a manipulator provides the instantaneous joint rates required to satisfy a given instantaneous hand motion. When the joint space has more degrees of freedom than the task space, the manipulator is kinematically redundant and the
Bourgeois, B. J.
core   +1 more source

Development of a Novel MultiBody Mechatronic Model for Five-Axis CNC Machine Tool [PDF]

open access: yes, 2015
The paper presents the development of a mechatronic hybrid model for Geiss five-axis CNC machine tool using MultiBody-System (MBS) approach. The motion control systems comprising electrical and mechanical elements are analyzed and modeled.
Papananias, M.   +2 more
core  

An optimal resolved rate law for kinematically redundant manipulators [PDF]

open access: yes
The resolved rate law for a manipulator provides the instantaneous joint rates required to satisfy a given instantaneous hand motion. When the joint space has more degrees of freedom than the task space, the manipulator is kinematically redundant and the
Bourgeois, B. J.
core   +1 more source

Kinematics, workspace and singularity analysis of a multi-mode parallel robot

open access: yes, 2017
A family of reconfigurable parallel robots can change motion modes by passing through constraint singularities by locking and releasing some passive joints of the robot.
Chablat, Damien   +2 more
core   +2 more sources

Local sensory control of a dexterous end effector [PDF]

open access: yes, 1990
A numerical scheme was developed to solve the inverse kinematics for a user-defined manipulator. The scheme was based on a nonlinear least-squares technique which determines the joint variables by minimizing the difference between the target end effector
Driels, Morris   +2 more
core   +1 more source

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