PROBLEM TO BE SOLVED: To reduce a size of an electric vehicle drive unit by reducing a size of a parking lock mechanism which is arranged in an electrically-driven vehicle device.SOLUTION: An electric vehicle drive unit comprises: an electric motor; a reduction gear which decelerates the rotation of the electric motor, and transmits power to drive wheels; a casing 20a for accommodating the electric motor and the reduction gear; and a parking lock mechanism 40 which locks the drive wheels. The electric vehicle drive unit further comprises: a parking gear 41 provided at an input gear rotating shaft 23 which is accommodated in the casing 20a; a parking pole 42 having a claw part which can be engaged with an engagement part of the parking gear 41; a rotating cam 44a which oscillates the claw part of the parking pole 42 so as to be attached to or detached from the engagement part of the parking gear 41; and a cam drive part 44 which rotates the rotating cam 44a. The cam drive part 44 is composed of a cam drive shaft 44b which is rotatably attached to the rotating cam 44a, and rotating means for rotating the cam drive shaft 44b. The rotating means is provided outside the casing 20a.SELECTED DRAWING: Figure 5

    【課題】電動駆動車両装置内に設けられるパーキングロック機構を小型化して電動車両駆動装置の小型化を図る。【解決手段】電動モータと、電動モータの回転を減速して動力を駆動輪に伝達する減速機と、電動モータと減速機を収容するケーシング20aと、駆動輪をロックするパーキングロック機構40とを備えた電動車両駆動装置において、ケーシング20a内に収容された入力歯車回転軸23に設けられるパーキングギヤ41と、パーキングギヤ41の係合部に係脱可能な爪部を有するパーキングポール42と、パーキングポール42の爪部をパーキングギヤ41の係合部に対して係脱可能に揺動させる回転カム44aと、回転カム44aを回転させるカム駆動部44と、を備え、カム駆動部44は、回転カム44aに回転自在に装着されるカム駆動軸44bと、カム駆動軸44bを回転させる回転手段とからなり、回転手段がケーシング20aの外部に設けられる。【選択図】図5


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    Titel :

    ELECTRIC VEHICLE DRIVE UNIT


    Weitere Titelangaben:

    電動車両駆動装置


    Beteiligte:

    Erscheinungsdatum :

    2017-04-06


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16H Getriebe , GEARING / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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