Results 11 to 20 of about 532,393 (243)

Soft Actuator Model for a Soft Robot With Variable Stiffness by Coupling Pneumatic Structure and Jamming Mechanism

open access: yesIEEE Access, 2020
Current research into soft robots not only needs to improve their compliance, but also requires consideration of the real-time controllability of rigidity and flexibility. By combining the advantages of Pneu-Net structure and the driven jamming mechanism,
Feng-Yu Xu   +3 more
doaj   +1 more source

A Stiffness-Adjustable Hyperredundant Manipulator Using a Variable Neutral-Line Mechanism for Minimally Invasive Surgery [PDF]

open access: yes, 2013
In robotic single-port surgery, it is desirable for a manipulator to exhibit the property of variable stiffness. Small-port incisions may require both high flexibility of the manipulator for safety purposes, as well as high structural stiffness for ...
Cheng, Shanbao   +3 more
core   +1 more source

Conceptual mechanical design of antagonistic variable stiffness joint based on equivalent quadratic torsion spring

open access: yesScience Progress, 2020
The variable stiffness joint is a kind of flexible actuator with variable stiffness characteristics suitable for physical human–robot interaction applications.
Jishu Guo
doaj   +1 more source

Variable stiffness sandwich panels using electrostatic interlocking core [PDF]

open access: yes, 2016
Structural topology has a large impact on the flexural stiffness of a beam structure. Reversible attachment between discrete substructures allows for control of shear stress transfer between structural elements, thus stiffness modulation.
Bond, Ian, Heath, Callum, Potter, Kevin
core   +2 more sources

Design and Performance Analysis of Compliant Actuator Mechanism with Variable Stiffness

open access: yesJixie chuandong, 2022
Controllable variable stiffness compliant actuator mechanism has the characteristics of high compliance, high environmental adaptability and good man-machine interaction.
Liu Rong   +4 more
doaj  

Robotic Granular Jamming: A New Variable Stiffness Mechanism

open access: yesJournal of the Robotics Society of Japan, 2014
Allen Jiang   +3 more
openaire   +3 more sources

A brief review of variable stiffness and damping magnetorheological fluid dampers

open access: yesFrontiers in Materials, 2022
With the development of magnetorheological fluid (MRF) technology, variable stiffness and damping MRF dampers as semi-active controllers gradually show their unique advantages in the vibration control field.
Huaxia Deng, Xinyu Lian, Xinglong Gong
doaj   +1 more source

Coupling between the Output Force and Stiffness in Different Variable Stiffness Actuators

open access: yesActuators, 2014
The fundamental objective in developing variable stiffness actuators is to enable the actuator to deliberately tune its stiffness. This is done through controlling the energy flow extracted from internal power units, i.e., the motors of a variable ...
Amir Jafari
doaj   +1 more source

Modeling and design of energy efficient variable stiffness actuators [PDF]

open access: yes, 2010
In this paper, we provide a port-based mathematical framework for analyzing and modeling variable stiffness actuators. The framework provides important insights in the energy requirements and, therefore, it is an important tool for the design of energy ...
Carloni, R.   +3 more
core   +2 more sources

A Compact Adjustable Stiffness Rotary Actuator Based on Linear Springs: Working Principle, Design, and Experimental Verification

open access: yesActuators, 2020
Inspired by improving the adaptive capability of the robot to external impacts or shocks, the adjustable stiffness behavior in joints is investigated to ensure conformity with the safety index.
Cong Phat Vo   +3 more
doaj   +1 more source

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