Kinematic analysis of a new 2-DOF parallel wrist with a large singularity-free rotational workspace

R Ghaedrahmati, C Gosselin - Mechanism and Machine Theory, 2022 - Elsevier
This paper introduces a novel dexterous overconstrained 2-DOF parallel wrist with a large
singularity-free range of motion. This mechanism produces a 2-DOF sphere on sphere pure …

A compact, lightweight and singularity-free wrist joint mechanism for humanoid robots

C Klas, T Asfour - 2022 IEEE/RSJ International Conference on …, 2022 - ieeexplore.ieee.org
Building humanoid robots with properties similar to those of humans in terms of strength and
agility is a great and unsolved challenge. This work introduces a compact and lightweight …

Development of a 2-DoFs actuated wrist for enhancing the dexterity of myoelectric hands

N Boccardo, M Canepa, S Stedman… - … on Medical Robotics …, 2023 - ieeexplore.ieee.org
Developing a prosthetic system that emulates the complexity of the human upper limb is a
formidable challenge. Unfortunately, abandonment rates for such devices remain high …

NU-Biped-4.5: A Lightweight and Low-Prototyping-Cost Full-Size Bipedal Robot

M Folgheraiter, S Yessirkepov, T Umurzakov - Robotics, 2023 - mdpi.com
This paper presents the design of a new lightweight, full-size bipedal robot developed in the
Humanoid Robotics Laboratory at Nazarbayev University. The robot, equipped with 12 …

A compact soft articulated parallel wrist for grasping in narrow spaces

F Negrello, S Mghames, G Grioli… - IEEE Robotics and …, 2019 - ieeexplore.ieee.org
The increasing presence of high density logistic warehouses demands the deployment of
fast and flexible robotic solutions. One of the open challenges toward this objective is …

Towards design and development of new joint modules for humanoid ergoCub 2.0

D Shah, M Savoldi, A Scalzo, A Mura… - 2023 IEEE-RAS …, 2023 - ieeexplore.ieee.org
The cases of musculoskeletal diseases in workplaces like industrial warehouses and
healthcare units is rapidly increasing. The ergoCub project aims to introduce a new …

Development of a mechatronic system for the mirror therapy

M Ruggiu, P Rea - Actuators, 2022 - mdpi.com
This paper fits into the field of research concerning robotic systems for rehabilitation. Robotic
systems are going to be increasingly used to assist fragile persons and to perform …

Dynamic modeling and control of antagonistic variable stiffness joint actuator

M Zhang, P Ma, F Sun, X Sun, F Xu, J Jin, L Fang - Actuators, 2021 - mdpi.com
This study aims to develop a novel decoupling method for the independent control of the
position and stiffness of a variable stiffness joint actuator (VSJA), which has been proven to …

The improved DLR wrist: Design and analysis of 2-degrees-of-freedom rotational mechanism using spatial antiparallelogram linkages

D Yoon, L Kang, S Manzoor… - Journal of …, 2021 - asmedigitalcollection.asme.org
This article presents a kinematic analysis and modification of a wrist mechanism of the DLR
robot arm, which is based on antiparallelogram linkages. This mechanism is modified to …

[HTML][HTML] How to use the Omni-Wrist III for dexterous motion: An exposition of the forward and inverse kinematic relationships

E Chang-Siu, A Snell, BW McInroe, X Balladarez… - … and Machine Theory, 2022 - Elsevier
Abstract The Omni-Wrist III, invented by Ross-Hime Designs, Inc.(Rosheim, 1999, 2002), is a
well known two-degree of freedom wrist mechanism that incorporates parallel links with …