Disclosed are a small-sized electromechanical conversion element, and an actuator that comprises the electromechanical conversion element.

  The moving member is movable in the direction of expansion of the electromechanical conversion element.

Accordingly, even in the event that this kind of electromechanical conversion element (1A) is heated, a short circuit can be prevented to a given member that comes into contact with the electromechanical conversion element (1A).

The drive device comprises a device main body that holds the electromechanical conversion element.

An electromechanical rotation converter is disclosed, having at least one fastening device, an oscillating element, a connecting element and an electromechanical conversion device.

The present invention relates to a device (8) and method for electromechanical conversion by electromagnetic induction.

According to the invention, the electromechanical converter unit (4) has a second component (42) operated using an electrically adjustable variable.

The BNNT based electroactive materials will be used for novel electromechanical energy conversion devices.

  The movable member can move in the direction of extension and retraction of the electromechanical converting element.

  The driven member can move in the direction in which the electromechanical conversion element expands and contracts.

Provided are an electromechanical conversion element having high connection reliability and an actuator provided therewith.

Electrical drives play a critical role in electromechanical energy conversions.

The vibration element comprises a polygonal vibration plate (11) and an electromechanical conversion element (12) mounted to the vibration plate (11).

Provided is a driving device having an electromechanical conversion element, a driving member, a moving member and a driving circuit.

Specifically disclosed is an electromechanical conversion element (20) which comprises an expandable/contractible member (22) and a drive member (23).