Provided is a headup display device which is not liable to generate abnormal sound. The headup display device comprises: a liquid crystal display (20) for emitting display light (M); a concave mirror (D1) for reflecting the display light (M); and a motor device (1) for rotating the concave mirror (D1). The motor device (1) includes: a motor (10) having a motor shaft (150) projecting from a motor body (110); a worm (2) connected to the motor shaft (150) and having a spiral groove (21) formed on the outer peripheral surface (20); and a worm wheel (3) provided with teeth (36) engaging with the spiral groove (21) and transmitting a driving force from the motor (10) to the concave mirror (D1). A hole (23) is formed inside the worm (2) extending in the axial direction of the worm (2) from the end face (292) of the worm (2) near the motor body (110). A compression coil spring (8) is arranged in the hole (23) for biasing the worm (2) in the direction opposite the motor body (110) and biasing the motor shaft (150) toward the motor body (110).


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Headup display device


    Beteiligte:

    Erscheinungsdatum :

    2015-11-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F16H Getriebe , GEARING



    HEADUP DISPLAY AND VEHICLE MOUNTING HEADUP DISPLAY

    KUZUHARA SATOSHI / OKAYAMA HIROAKI | Europäisches Patentamt | 2017

    Freier Zugriff

    Headup display device

    OGASAWARA YUKIO | Europäisches Patentamt | 2017

    Freier Zugriff

    HEADUP DISPLAY DEVICE

    SAJI SHUNSUKE | Europäisches Patentamt | 2019

    Freier Zugriff

    HEADUP DISPLAY DEVICE

    NAKAYAMA KENJI / MASUI YUTAKA / SASAKI KOUSUKE | Europäisches Patentamt | 2017

    Freier Zugriff

    HEADUP DISPLAY

    MIYAMOTO TOMOAKI | Europäisches Patentamt | 2019

    Freier Zugriff