Definition of «actuator»

An actuator is a mechanical device that is used to control movement or force by converting energy from one form to another. It can be thought of as an output mechanism, taking in signals and turning them into physical actions such as opening or closing a valve, moving a lever, or adjusting the position of a component. Actuators are commonly found in various industries including automotive, aerospace, manufacturing, and robotics, where they play a crucial role in enabling machines to perform tasks.

Usage examples

  1. An actuator is a key component in robotics, where it is responsible for converting electrical signals into physical movement. For example, an actuator can control the movement of a robotic arm or a gripper.
  2. In the automotive industry, actuators are employed in various applications such as controlling the opening and closing of valves in the engine, adjusting the position of the throttle, or regulating the suspension system.
  3. Actuators are used in HVAC (Heating, Ventilation, and Air Conditioning) systems to control the opening and closing of dampers, regulating the flow of air or controlling the temperature.
  4. In aerospace engineering, actuators play a crucial role in moving control surfaces of aircraft, such as flaps, ailerons, and rudders, to ensure proper maneuverability and stability during flight.
  5. Actuators also find applications in medical devices, such as prosthetics or robotic surgical tools. They enable precise movements and allow for greater dexterity and control in performing delicate procedures.

Sentences with «actuator»

  • Here are my thoughts, having just rebuilt two door lock actuators in one of my vehicles: (mechanics.stackexchange.com)
  • Code P0720 is for the output speed sensor for the transmission, and code P2016 is for the throttle control actuator in failure mode and may be due to the transmission codes. (yourmechanic.com)
  • It features a combination of direct and indirect fuel injection, variable valve timing and an electric actuator for the turbocharger's wastegate in a bid to minimise turbo - lag and improve driveability. (motoring.com.au)
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