A door opening/closing device comprising a motor and a control unit that controls the rotational speed of the motor by PWM control. The door opening/closing device opens or closes a door of a vehicle using motor power, wherein the control unit performs PWM control of the motor at a PWM frequency set to be shifted from a resonance point of an installation body on which the motor is installed, the installation body including a housing unit housing the motor, a securing means securing the door opening/closing device to the vehicle, and the vehicle. Thus, a door opening/closing device that makes not much noise during an opening/closing operation is provided.


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    Titel :

    Door opening/closing device and door opening/closing method


    Beteiligte:

    Erscheinungsdatum :

    2016-01-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / E05F DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION , Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung



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