To provide a wiper motor which can reduce allophone at an inversion time of a wiper.SOLUTION: A wiper motor comprises a motor body 11 which rotationally drives a rotary shaft 15a, and a deceleration part 12 which decelerates rotation of the rotary shaft 15a and transmits the same to an output shaft 17, and oscillates the wiper 3, which is drive-connected to the output shaft 17, from a lower inversion position to an upper inversion position. The deceleration part 12 has a non-circular gear 33, and a rotational speed of the output shaft 17 becomes slowest at a position at which the wiper 3 corresponds to the lower inversion position and the upper inversion position, or a position near those inversion positions.SELECTED DRAWING: Figure 1

    【課題】ワイパの反転時の異音を低減することができるワイパモータを提供すること。【解決手段】ワイパモータは、回転軸15aを回転駆動するモータ本体11と、回転軸15aの回転を減速して出力軸17に伝達する減速部12とを備え、出力軸17に駆動連結されるワイパ3を下反転位置から上反転位置まで揺動させる。減速部12は、非円形歯車33を有し、ワイパ3が下反転位置及び上反転位置もしくはその近傍位置と対応した位置で出力軸17の回転速度が最も遅くなるように構成される。【選択図】図1


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    Titel :

    WIPER MOTOR AND WIPER DEVICE FOR VEHICLE


    Weitere Titelangaben:

    ワイパモータ及び車両用ワイパ装置


    Beteiligte:

    Erscheinungsdatum :

    2019-06-24


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / F16H Getriebe , GEARING / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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