Results 11 to 20 of about 5,098,266 (302)

Slider-Tendon Linear Actuator With Under-Actuation and Fast-Connection for Soft Wearable Robots

open access: yesIEEE/ASME transactions on mechatronics, 2021
Tendon-driven soft wearable robots should be simple, compact, and safe because they are worn on the human body and interact directly with the human. Here, unlike rigid robots, wire pre-tension should be removed at the end-effector due to the inherent ...
Byungchul Kim   +3 more
semanticscholar   +1 more source

Investigation on a Linear Piezoelectric Actuator Based on Stick-Slip/Scan Excitation

open access: yesActuators, 2021
To perform a high resolution and long stroke application in optical precision instruments, a linear piezoelectric actuator operated in stick-slip/scan modes for driving a linear motion table is presented.
Yunlai Shi, Chengshu Lou, Jun Zhang
doaj   +1 more source

Improved Sliding Mode-Active Disturbance Rejection Control of Electromagnetic Linear Actuator for Direct-Drive System

open access: yesActuators, 2021
The electromagnetic linear actuator is used as the core drive unit to achieve high precision and high response in the direct-drive actuation system. In order to improve the response performance and control accuracy of the linear drive unit, an improved ...
Yingtao Lu   +4 more
semanticscholar   +1 more source

Design and Manufacture of a Linear Actuator Based on Magnetic Screw Transmission

open access: yesIEEE transactions on industrial electronics (1982. Print), 2021
This article proposes a practical design guide for a linear electromagnetic actuator based on the concept of magnetic screw transmission, in which manufacturing and assembly technologies are investigated. The surface-inserted design is first used to form
Z. Ling   +5 more
semanticscholar   +1 more source

Two-Phase Linear Hybrid Reluctance Actuator with Low Detent Force

open access: yesEnergies, 2020
In this paper, a novel two-phase linear hybrid reluctance actuator with the double-sided segmented stator, made of laminated U cores, and an interior mover with permanent magnets is proposed.
Jordi Garcia-Amorós   +3 more
doaj   +1 more source

Design, Analysis, and Verification of an Electro- Hydrostatic Actuator for Distributed Actuation System

open access: yesSensors, 2020
In order to provide a simplified and low-cost solution of the terminal for a distributed actuation system, this paper proposes an electro-hydrostatic actuator (EHA) based on the linear drive principle. The proposed actuator is directly driven by a linear
Yang Li, Zongxia Jiao, Zimeng Wang
doaj   +1 more source

Rod-Shaped Linear Inertial Type Piezoelectric Actuator

open access: yesActuators, 2023
This article presents a numerical and experimental investigation of a novel rod-shaped linear piezoelectric actuator that consists of a square cross-section-shaped rod with eight piezo ceramic plates and a cylindrical guidance rail.
Andrius Čeponis   +4 more
doaj   +1 more source

On force generation in electro-fluidic linear actuators with ferrofluid

open access: yesScientific Reports, 2022
In ferrofluid actuation systems, forces are generated by actively controlling pressure and flow within the fluid using an applied magnetic field. There are multiple contributing factors in force generation involving complex non-linear couplings between ...
Matthew O. T. Cole, James Moran
doaj   +1 more source

Conceptual Design of a Low - Cost Linear Actuator for Variable Span Wing Application [PDF]

open access: yesINCAS Bulletin, 2021
Aerospace actuators can be found throughout modern commercial and experimental aircraft, as well as in military and space exploration. The aerospace industry is not only growing, but also rapidly changing and the demand for aerospace actuators is ...
Aynul HOSSAIN
doaj   +1 more source

A Novel Self-Actuated Linear Drive for Long-Range-of-Motion Electromechanical Systems

open access: yesActuators, 2022
Obtaining powered linear movement over a long range of motion is a common yet challenging task, as the majority of linear actuators have limited ranges of motion as determined by their functioning mechanisms.
Mason Dooley, Xiangrong Shen
doaj   +1 more source

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