actuator


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actuator

A motion-generating device driven by an electroactive polymer, which moves in response to electricity.

actuator

(ak′choo-āt″ŏr)
A component of a mechanical or electronic device that initiates a given action.
References in periodicals archive ?
Ultra-high vacuum (piezo actuators in versions specially designed for ultra-high vacuum)
Fabricating the IPMC actuator with a preshaped form is possible via a simple thermal treatment process.
Basic dynamic equation of the piezoelectric actuator are derived from the principle of minimum potential energy by means of variational functionals and can be written as follows [9-11]
The actuator is able to perform a25 mm maximum stroke, developing a 7 N force.
The rugged, versatile and fully configurable LX Actuators are used extensively across a wide range of motion control functions in machine building, factory automation and assembly operations, packaging lines, QC testing and inspection.
These stand alone actuators can replace electromechanical ball-screw actuators in many applications, such as precise modulation of flue dampeners in thermal energy applications, modulated control of large gate and globe valves, slide gates for bulk materials handling, and raising and lowering security barriers.
In addition to being fully rebuilt, the actuators will be modified to correct a problem identified during previous shuttle maintenance work, NASA officials said.
Suh have fabricated ciliary arrays in which each microscopic actuator looks like the tail of a fish, curling upward from the surface.
The important new technology of wireless sensor and actuator networks provides radically new communication and networking paradigms with many new applications.
Traveling wave piezoelectric actuator which type is rotary is studied numerically and experimentally in this paper.
Key words: simulation, actuator, artificial muscles
Removing the main-landing-gear retract actuators should be an easy process for an experienced Prowler airframer: remove two bolts and two hydraulic lines, and the actuator is in your hands, ready to go.