Results 51 to 60 of about 138 (121)

Pushing with Soft Robotic Arms via Deep Reinforcement Learning

open access: yesAdvanced Intelligent Systems, Volume 6, Issue 8, August 2024.
Soft robots can adaptively interact with unstructured environments. Reinforcement learning‐based controllers that leverage continuum mechanics are promising for solving complex interaction tasks. A closed‐loop pose and force control policy for a dexterous soft manipulator enabling dynamic pushing tasks is trained in simulation. The sim‐to‐real transfer
Carlo Alessi   +4 more
wiley   +1 more source

A Parallel Robot With Remote Centre‐of‐Motion for Eye Surgery: Design, Kinematics, Prototype, and Experiments

open access: yesThe International Journal of Medical Robotics and Computer Assisted Surgery, Volume 20, Issue 4, August 2024.
ABSTRACT Background Millions of patients suffering from eye disease cannot receive proper treatment due to the lack of qualified surgeons. Medical robots have the potential to solve this problem and have attracted significant attention in the research community.
Yinglun Jian   +3 more
wiley   +1 more source

Enabling the transfer matrix method to model serial–parallel compliant mechanisms including curved flexure beams

open access: yesInternational Journal of Mechanical System Dynamics, Volume 4, Issue 1, Page 48-62, March 2024.
Abstract Compliant mechanisms with curved flexure hinges/beams have potential advantages of small spaces, low stress levels, and flexible design parameters, which have attracted considerable attention in precision engineering, metamaterials, robotics, and so forth. However, serial–parallel configurations with curved flexure hinges/beams often lead to a
Mingxiang Ling   +3 more
wiley   +1 more source

Kinetostatic-model-based stiffness analysis of Exechon PKM [PDF]

open access: yesRobotics and Computer-Integrated Manufacturing, 2016
As a comparative newly-invented PKM with over-constraints in kinematic chains, the Exechon has attracted extensive attention from the research society. Different from the well-recognized kinematics analysis, the research on the stiffness characteristics of the Exechon still remains as a challenge due to the structural complexity.
Zhang, J., Zhao, Y., Jin, Yan
openaire   +3 more sources

DETERMINATION OF FRAME FORCE FOR ELECTRIC LOCOMOTIVE VL80 WHEN MOVING IN THE CURVED TRACK SECTIONS

open access: yesNauka ta progres transportu, 2017
Purpose. When locomotives move in curved sections of the railway track, horizontal forces arise, which lead to pressing the ridge of the wheel pair to the railway track.
A. Y. Kuzyshyn
doaj   +1 more source

Kinetostatic and Inertial Conditioning of the McGill Schönflies-Motion Generator

open access: yesAdvances in Mechanical Engineering, 2010
This paper focuses on the optimization of the McGill Schönflies Motion Generator. Recent trends on optimum design of parallel robots led us to investigate the advantages and disadvantages derived from an optimization based on performance indices.
CAMMARATA, ALESSANDRO   +2 more
openaire   +4 more sources

Realistic Rendering of Kinetostatic Indices of Mechanisms

open access: yesCoRR, 2007
The work presented in this paper is related to the use of a haptic device in an environment of robotic simulation. Such device introduces a new approach to feel and to understand the boundaries of the workspace of mechanisms as well as its kinetostatic properties.
Damien Chablat, Fouad Bennis
openaire   +3 more sources

The Kinetostatic Optimization of a Novel Prismatic Drive

open access: yesCoRR, 2007
The design of a mechanical transmission taking into account the transmitted forces is reported in this paper. This transmission is based on Slide-o-Cam, a cam mechanism with multiple rollers mounted on a common translating follower. The design of Slide-o-Cam, a transmission intended to produce a sliding motion from a turning drive, or vice versa, was ...
Damien Chablat, Stéphane Caro
openaire   +3 more sources

KINETOSTATICS OF A NON-AXISYMMETRIC WEDGE

open access: yes
The equations of kinetostatics are compiled and the reaction forces of constraints of a non-axisymmetric (triangular) wedge are determined according to the d'Alembert principle. A mathematical expression is obtained for the reaction force of the kinetostatics problem of a non-axisymmetric wedge under the action of a non-constant force.
Shakov V.M, Khudjaev M.K.,
openaire   +1 more source

Kinetostatic Analysis and Solution Classification of a Planar Tensegrity Mechanism [PDF]

open access: yes, 2017
Tensegrity mechanisms have several interesting properties that make them suitable for a number of applications. Their analysis is generally challenging because the static equilibrium conditions often result in complex equations. A class of planar one-degree-of-freedom (dof) tensegrity mechanisms with three linear springs is analyzed in detail in this ...
Philippe Wenger, Damien Chablat
openaire   +4 more sources

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