What do you get when you cross a glue stick with a hobby servo motor? A linear actuator, of course! Although this could be done with other household implements, the form factor of this glue stick ...

He showed how the basic RC servo motor driven arm works ... and a second linear actuator measures the position of the motor mount along the arm. Under no load, the two potentiometer values ...

Description: Micro Linear Actuator pack more functionality and reduced costs into electromechanical systems and devices, so Size Does Matter! Smaller and higher performance piezo motors, servo motors, ...