Planetary gear train of automatic transmission for vehicle
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United States of America Patent
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Apr 24, 2018
Issued Date -
N/A
app pub date -
Nov 17, 2015
filing date -
Sep 14, 2015
priority date (Note) -
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Abstract
A planetary gear train of an automatic transmission for a vehicle may include an input shaft; an output shaft; a first to fourth planetary gear sets and six control elements disposed at portions selectively connecting between the rotation elements or disposed at portions selectively connecting between the rotation elements and a transmission housing, wherein the input shaft is continuously connected to the second rotation element, the output shaft is continuously connected to the eleventh rotation element, the first rotation element is continuously connected to the fourth rotation element, the fifth rotation element is continuously connected to the eighth rotation element, the sixth rotation element is continuously connected to the eleventh rotation element, the ninth rotation element is continuously connected to the tenth rotation element, the ninth rotation element is selectively connected to the transmission housing, and the six control elements are selectively operated in combination of three of the six control elements.
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