PROBLEM TO BE SOLVED: To provide an actuator that requires a small installation space while performing stable driving.SOLUTION: There is provided an actuator device 10 comprising: a movable part 12 that can make a rotational motion with respect to a predetermined rotational axis O; a reflection part 13 that is formed in the movable part 12 and reflects an incident luminous flux L; an elastic part 14 that supports the movable part 12 with respect to a support part 11; a plurality of driving parts 15 that are provided on the elastic part 14 and deform the elastic part 14; an energization path 20 that is formed on the elastic part 14; and a light-shielding part 30 that suppresses at least one of incident and emission of the luminous flux L provided that the energization path 20 has been broken.SELECTED DRAWING: Figure 2

    【課題】安定した駆動を行いながらも、省スペースなアクチュエータ装置の提供。【解決手段】所定の回転軸Oに対して回転運動可能な可動部12と、可動部12に形成され、入射した光束Lを反射する反射部13と、可動部12を支持部11に対して支持する弾性部14と、弾性部14に設けられ、当該弾性部14を変形させる複数の駆動部15と、弾性部14の上に形成された通電路20と、通電路20が破断したことを条件として、光束Lの入射および出射の少なくともいずれかを抑制する遮光部30と、を備えるアクチュエータ装置10。【選択図】図2


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    Titel :

    ACTUATOR DEVICE, OPTICAL DEFLECTOR, IMAGE PROJECTION DEVICE, AND IMAGE FORMING APPARATUS


    Weitere Titelangaben:

    アクチュエータ装置、光偏向器、画像投影装置及び画像形成装置


    Beteiligte:

    Erscheinungsdatum :

    2017-06-29


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B41J TYPEWRITERS , Schreibmaschinen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B81B Mikrostrukturbauelemente oder -systeme, z.B. mikromechanische Bauelemente , MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES



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