Results 21 to 30 of about 64,477 (308)

Maximal Singularity-Free Orientation Subregions Associated with Initial Parallel Manipulator Configuration

open access: yesRobotics, 2018
Reduced workspace is the main parallel robot disadvantage. It is generally due to the robot configuration, mainly the platform orientation constraint, the present work intends to find the maximum sphere within the orientation workspace, i.e., the ...
Luis Garcia, Alexandre Campos
doaj   +1 more source

Hybrid Nursing Robot Based on Humanoid Pick-Up Action: Safe Transfers in Living Environments for Lower Limb Disabilities

open access: yesActuators, 2023
This research paper outlines the development of a modular and adjustable transfer care robot aimed at enhancing safe and comfortable transfers for individuals with lower limb disabilities.
Jiabao Li, Chengjun Wang, Hailong Deng
doaj   +1 more source

Workspace awareness for groupware [PDF]

open access: yesConference companion on Human factors in computing systems common ground - CHI '96, 1996
Shared physical workspaces allow people to maintain upto-the minute knowledge about others’ interaction with the workspace. This knowledge is workspace awareness, part of the glue that allows groups to collaborate effectively. In this paper, we present the concept of workspace awareness as a key for groupware systems that wish to support the fluid ...
Carl Gutwin, Saul Greenberg
openaire   +2 more sources

Algorithm for Determining the Singularity-Free and Interference-Free Workspace of a Robotic Platform for Fruit Harvesting

open access: yesEngineering Proceedings, 2023
This paper proposes a robotic system for fruit harvesting, which includes a mobile platform with a fruit basket, on which a parallel platform is installed, and in the center of the moving platform a telescopic link is installed for harvesting fruit from ...
Dmitry Malyshev   +3 more
doaj   +1 more source

Kinematic Analysis of 3-PRPPS Spatial Parallel Manipulator with Circularly Guided Base for Singularity-Free Robotic Motions

open access: yesЖурнал інженерних наук
Robot manipulators are classified as serial manipulators and parallel manipulators. Parallel manipulators are classified into planar and spatial parallel manipulators (SPMs).
Himam Saheb Shaik
doaj   +1 more source

Analysis and simulation of the workspace of a tomato harvesting manipulator

open access: yes浙江大学学报. 农业与生命科学版, 2005
Forward kinematics equation of a tomato harvesting manipulator with degree of freedom equal to 7 based on the Denavit-Hartenberg coordinate was set up through homogeneous transformation.
LIANG Xi-feng   +3 more
doaj   +1 more source

Optimal Design and Experiment of Manipulator for Camellia Pollen Picking

open access: yesApplied Sciences, 2022
In this paper, a four-degree-of-freedom camellia-pollen-picking manipulator is proposed and designed. It can solve the problem of having no mechanized equipment for picking camellia pollen in agricultural machinery as the labor intensity of manual pollen
Qing Zhao   +4 more
doaj   +1 more source

A 3UPS/S Spherical Parallel Manipulator Designed for Robot-Assisted Hand Rehabilitation after Stroke

open access: yesApplied Sciences
Hand dysfunction is a common symptom in stroke patients. This paper presents a robotic device which assists the rehabilitation process in order to reduce the need of physical therapy, i.e., a 3UPS/S parallel robotic device is employed for repetitive ...
Tony Punnoose Valayil, Tanio K. Tanev
doaj   +1 more source

Optimal Dynamic Manipulation Workspace of a Single Link Robot Manipulator [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
In the dynamic manipulation of objects, the aim is to throw an object by a robot to the desired target even outside the reachable workspace. In this paper, the concept of the throw-able workspace or dynamic manipulation workspace is defined as a set of ...
Amin Nikoobin   +3 more
doaj   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

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