To provide an electric motor with a worm speed reducer and an electric power steering device that are further reduced in size.SOLUTION: A motor with a worm speed reducer and an electric power steering device include: a warm wheel rotatable around an axis of a first central shaft and provided with a wheel teeth portion on an outer periphery thereof; a worm shaft having a shaft portion extending in an axial direction of a second central shaft crossing the first central shaft, a shaft teeth portion provided on the shaft portion and meshing with the wheel teeth portion, and rotors provided on both sides of the shaft teeth portion of the shaft portion; and a stator positioned on an outer peripheral side of the rotor and extending along a circumferential direction of the second central shaft. The stator has a notch portion in a part of the circumferential direction thereof, and the wheel tooth portion is inserted into the notch portion.SELECTED DRAWING: Figure 6

    【課題】より小型化された、ウォ-ム減速機付き電動機および電動パワーステアリング装置を提供すること。【解決手段】ウォ-ム減速機付き電動機および電動パワーステアリング装置は、第1中心軸の軸回り方向に回転可能で、且つ、外周にホイール歯部が設けられるウォームホイ-ルと、第1中心軸と交差する第2中心軸の軸方向に延びるシャフト部と、シャフト部に設けられ、且つ、ホイール歯部に噛み合うシャフト歯部と、シャフト部におけるシャフト歯部の両側に設けられるロータと、を有するウォームシャフトと、ロータの外周側に位置し、且つ、第2中心軸の周方向に沿って延びるステータと、を備える。ステータは、周方向の一部に切欠き部を有し、当該切欠き部にホイール歯部が挿入される。【選択図】図6


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    Title :

    ELECTRIC MOTOR WITH WORM SPEED REDUCER AND ELECTRIC POWER STEERING DEVICE


    Additional title:

    ウォ-ム減速機付き電動機および電動パワーステアリング装置


    Contributors:

    Publication date :

    2022-09-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / F16H Getriebe , GEARING / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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