Results 231 to 240 of about 5,098,266 (302)
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Distributed Bipartite Adaptive Event-Triggered Fault-Tolerant Consensus Tracking for Linear Multiagent Systems Under Actuator Faults

IEEE Transactions on Cybernetics, 2021
This article considers the distributed bipartite adaptive event-triggered fault-tolerant consensus tracking issue for linear multiagent systems in the presence of actuator faults based on the output feedback control protocol.
Yuliang Cai   +4 more
semanticscholar   +1 more source

Intelligent Linear Actuator

SAE Technical Paper Series, 1991
<div class="htmlview paragraph">This paper describes a microcomputer-controlled hydraulic actuator designed with controllability, flexibility and ease-of-use as the fundamental goals. To achieve this, the electronics, valving, sensors and hydraulic cylinder are contained in a single, pre-engineered package.
Larry L. Hartter   +3 more
openaire   +1 more source

A multisensory linear actuator system

IEEE/ASME Transactions on Mechatronics, 2002
Presents a very compact multisensory linear actuator system. The key element of this linear actuator system is the DLR patented planetary roller spindle drive (PRSD(R)). With a volume of 50 /spl times/ 50 /spl times/ 104 mm (length /spl times/ width /spl times/ height), it can output more than 100 kg force and achieve a displacement of 50 mm with a ...
Krämer, E.   +3 more
openaire   +2 more sources

Actively controlling the contact force of a stick-slip piezoelectric linear actuator by a composite flexible hinge

Sensors and Actuators A: Physical, 2019
Stick-slip piezoelectric actuators have been widely employed in those fields where both large working stroke and high positioning accuracy are required. However, the problems of backward motion and relatively low load capability limit their applications,
Qin Feng   +6 more
semanticscholar   +1 more source

Design and stepping characteristics of novel stick–slip piezo-driven linear actuator

Smart materials and structures (Print), 2019
A stick–slip piezo-driven linear actuator to output bidirectional motion is proposed. The actuator has a compact structure, with a length, width, and height of approximately 80, 80, and 20 mm in the X, Y, and Z directions, respectively.
Feng Qin   +5 more
semanticscholar   +1 more source

CONTRACTILE MONOLITHIC LINEAR ACTUATORS

2008
This book chapter describes dielectric elastomer actuators to obtain contractile linear devices working as artificial ...
CARPI, FEDERICO, De Rossi, Danilo
openaire   +1 more source

Linear electrochemical gel actuators

SPIE Proceedings, 2012
By using electroactive monomers it is possible to produce gels that respond to oxidation or reduction by swelling and deswelling in the presence of solvent. By the inclusion of an appropriate biasing element such as a spring, it is possible to produce linear, reversible actuation.
Shailesh Goswami   +3 more
openaire   +1 more source

DNA-Structured Linear Actuators

Volume 5A: 40th Mechanisms and Robotics Conference, 2016
This work presents a series of DNA-structured linear actuators that have high displacements and compact profiles. These actuators operate by twisting and untwisting a double helix that resembles a DNA molecule. Unlike most similarly-motivated twisted string actuators (TSAs), these DNA-structured actuators can have the ability to exert both push and ...
Kyle Zampaglione   +4 more
openaire   +1 more source

A piezoelectric stick-slip linear actuator with a rhombus-type flexure hinge mechanism by means of parasitic motion.

Review of Scientific Instruments, 2019
In order to obtain the high velocity in compact size, a piezoelectric stick-slip linear actuator is proposed in this paper. The proposed actuator adopts rhombus-type flexure hinge mechanism which can be used as a displacement amplifier which can easily ...
Qi Gao   +5 more
semanticscholar   +1 more source

Design and Experimental Analysis of a New Magnetically Levitated Tubular Linear Actuator

IEEE transactions on industrial electronics (1982. Print), 2019
The usage of tubular linear actuators (TLAs) in direct-drive systems, where linear reciprocal motion is needed, is beneficial compared to systems where a rotational actuator is used together with a mechanical transmission.
S. Miric   +3 more
semanticscholar   +1 more source

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