actuator

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actuator

A motion-generating device driven by an electroactive polymer, which moves in response to electricity.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

actuator

(ak′choo-āt″ŏr)
A component of a mechanical or electronic device that initiates a given action.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Virginia Beach, VA, March 16, 2019 --(PR.com)-- Hanbay Inc, the valve automation experts, has announced the release of a new spring return electric valve actuator that is compatible with any manufacturer's ESV (emergency shutoff valve).
With several upcoming hotels, economical city, healthcare centres, and entertainment cities, Saudi Arabia commercial sector is set to witness a substantial growth which would consequentially help thermostats, valves & actuators and damper actuators market to grow further.
IQ actuator dataloggers record detailed operating data including valve torque profiles, the number of valve operations and alarms.
"HASEL actuators synergize the strengths of soft fluidic and soft electrostatic actuators, and thus combine versatility and performance like no other artificial muscle before.
* A typical CAN network supports up to 256 nodes, including multiple actuators or other devices on each node, something that would be all but impossible with a conventional network
After starting initialisation, the actuator automatically adjusts itself to the current process valve, enabling the user to carry out commissioning quickly and easily.
After the completion of the measurement sequence, the actuator was moved back to its initial position where no physical contact to the membrane or bony surroundings was observed and the actuator tip displacement was measured again to check for the actuators integrity.
Actuators fall into two categories with respect to how they mount in the tool: in-plate and bolt-on.
Bolt-on actuators allow the hot runner to be supplied to the mold maker as a preassembled and tested drop-in system, complete with hydraulic disconnects, so that no plumbing is necessary during installation.
In the past, spring diaphragm actuators powered by the produced gas have been used, but now the Environmental Protection Agency mandates the lowering of fugitive emissions caused by bleed gas.