Results 101 to 110 of about 10,150 (279)

Material Selection and Geometric Design for Few‐filament Shape Memory Polymer Yarns for Force Generation

open access: yesAdvanced Materials Technologies, EarlyView.
A custom shape memory polymer material selection process relates quantitative application criteria (e.g., compression garment yarns) to material characterization information. The selected materials are manufactured into yarn geometries, which expand the design space by creating structural stress‐strain profiles beyond the nominal material stress‐strain
Michaela Andrews   +2 more
wiley   +1 more source

A soft cable loop based gripper for robotic automation of chemistry

open access: yesScientific Reports
Robotic automation is proving itself indispensable in the modern Chemistry laboratory, but adoption is slowed down by the technical challenges of implementing such systems.
Lupo Manes   +4 more
doaj   +1 more source

Soft Robotic Honeycomb-Velcro Jamming Gripper Design

open access: yesActuators
In this paper, using a honeycomb-velcro structure to generate a novel jamming gripper is explored. Each finger of the gripper consists of multi-layers with a honeycomb sandwich structure acting as a core wrapped by a fabric sheet and sealed by a latex ...
Yu Cheng Chung   +2 more
doaj   +1 more source

Assistive robotic device: evaluation of intelligent algorithms

open access: yes, 2018
Assistive robotic devices can be used to help people with upper body disabilities gaining more autonomy in their daily life. Although basic motions such as positioning and orienting an assistive robot gripper in space allow performance of many tasks, it ...
Archambault, Philippe   +4 more
core  

Dynamic Current Routing in Conductive Liquid Crystal Elastomers for Complex Deformation Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
This work introduces a novel actuation control strategy in which electrical stimulation generates localized Joule heating in conductive liquid crystal elastomer (LCE) surfaces, enabling complex 3D deformations from a single homogeneous surface without preprogramming.
Gloria PouWai Lei   +2 more
wiley   +1 more source

Hybrid-Driven Origami Gripper with Variable Stiffness and Finger Length

open access: yesCyborg and Bionic Systems
Soft grippers due to their highly compliant material and self-adaptive structures attract more attention to safe and versatile grasping tasks compared to traditional rigid grippers.
Zhuang Zhang   +9 more
doaj   +1 more source

Experimental study of trajectory planning and control of a high precision robot manipulator [PDF]

open access: yes
The kinematic and trajectory planning is presented for a 6 DOF end-effector whose design was based on the Stewart Platform mechanism. The end-effector was used as a testbed for studying robotic assembly of NASA hardware with passive compliance.
Antrazi, Sami S., Nguyen, Charles C.
core   +1 more source

3D Printing of Stretchable, Compressible and Conductive Porous Polyurethane for Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
A 3D‐printable porous dopamine‐polyurethane acrylate elastomer results in conductive, stretchable, and compressible structures that can be metallized in situ through catechol‐mediated silver reduction. The resulting material function as both compliant soft robot with a and strain sensors without complex assemblies, enabling fully 3D‐printed soft ...
Ouriel Bliah   +3 more
wiley   +1 more source

Vision-guided gripping of a cylinder [PDF]

open access: yes
The motivation for vision-guided servoing is taken from tasks in automated or telerobotic space assembly and construction. Vision-guided servoing requires the ability to perform rapid pose estimates and provide predictive feature tracking.
Kelley, Robert B., Nicewarner, Keith E.
core   +1 more source

Functional Design of a Robotic Gripper for Adaptive Robotic Assembly

open access: yes, 2016
Nowadays, automated production systems are rapidly changing to increase flexibility. However, robot end effectors are usually designed to accomplish specific tasks and to handle a limited family of parts, and flexibility can only be obtained by using tool changing systems.
OSCARI, FABIO   +2 more
openaire   +2 more sources

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