Automatic transmission and vehicle

Automatic transmission and vehicle

  • CN 106,884,938 A
  • Filed: 01/25/2017
  • Published: 06/23/2017
  • Est. Priority Date: 01/25/2017
  • Status: Active Application
First Claim
Patent Images

1. a kind of automatic transmission, it is characterised in that:

  • Including input shaft, casing, the first planetary gearsets, the second planetary gearGroup, third planet gear train, the first brake, second brake, first clutch, second clutch, the 3rd clutch and defeatedShaft;

    First planetary gearsets include the first sun gear, the first planetary gear, the first gear ring and the first planet carrier, described firstPlanetary gear is rotatably supported on first planet carrier, and first planetary gear is located at first sun gear and firstBetween gear ring, and engaged with first sun gear and first gear ring;

    Second planetary gearsets include the second sun gear, the second planetary gear, the second gear ring and the second planet carrier, described secondPlanetary gear is rotatably supported on second planet carrier, and second planetary gear is located at second sun gear and secondBetween gear ring, and engaged with second sun gear and second gear ring;

    The third planet gear train includes the 3rd sun gear, the third line star-wheel, the 3rd gear ring and the third line carrier, the described 3rdPlanetary gear is rotatably supported in the third line carrier, and the third line star-wheel is located at the 3rd sun gear and the 3rdBetween gear ring, and engaged with the 3rd sun gear and the 3rd gear ring;

    The input shaft is connected with second sun gear, and first planet carrier is connected with second gear ring, and described secondPlanet carrier is connected by the 3rd clutch with the 3rd gear ring, and first gear ring is connected with the third line carrier,3rd sun gear is connected with the casing, and the output shaft is connected with the third line carrier;

    First sun gear is connected by first brake with the casing, first planet carrier and second toothCircle is connected by the second brake with the casing;

    The input shaft is connected by the first clutch with first sun gear, and the second clutch selectively makesSecond planetary gearsets are rotated as an entirety.

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