Hybrid actuator and multimedia apparatus having the same

The invention aims to provide a hybrid actuator with combined piezoelectric element and actuator. The hybrid actuator includes a housing for defining an external appearance, a stator having a coil, avibrator having a permanent magnet which vibrates due to a mutual electromagnetic force with the stat...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KIM CHEON-MYEONG, JUNG SUNGUL, NAM SEUL-KI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention aims to provide a hybrid actuator with combined piezoelectric element and actuator. The hybrid actuator includes a housing for defining an external appearance, a stator having a coil, avibrator having a permanent magnet which vibrates due to a mutual electromagnetic force with the stator, an elastic member for elastically supporting the vibrator relative to the housing, and a piezoelectric element attached to one surface of the housing. 本发明旨在提供一种压电元件和致动器彼此结合的混合致动器。根据本发明,提供了一种混合致动器,该混合致动器包括:用于限定外观的外壳;具有线圈的定子;具有永磁铁的振动器,所述振动器由于与定子的相互电磁力而振动;用于相对于外壳弹性地支承振动器的弹性构件;以及附接至外壳的一个表面的压电元件。