Abstract: A planetary gear train may include: an input shaft receiving torque of an engine; an output shaft outputting torque; a first planetary gear set including first, second, and third rotation elements; a second planetary gear set including fourth, fifth, and sixth rotation elements; a third planetary gear set including seventh, eighth, and ninth rotation elements; a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set including thirteenth, fourteenth, and fifteenth rotation elements; three clutches, each connecting any tow rotation elements among the first to the fifteenth rotation elements; and three brakes, each connecting any one rotation element among the first to the fifteenth rotation elements to a transmission housing.

Abstract: A hybrid vehicle transmission includes input and output shafts, first and second motor/generators, a first planetary gear train in which one rotary element of three rotary elements is connected to the input shaft and another thereof is connected to the first motor/generator, a second planetary gear train in which one of three rotary elements is connected to the output shaft and another thereof is connected to the second motor/generator, a first external gear pair consisting of a first gear, connected to a remaining rotary element of the first planetary gear train, and a second gear, connected to a remaining rotary element of the second planetary gear train, and a second external gear pair consisting of a third gear, connected to the input shaft, and a fourth gear directly connected to one rotary element of the second planetary gear train.

Abstract: A planetary gear train of an automatic transmission for a vehicle, may include an input shaft receiving power; an output shaft outputting power; a first planetary gear set having first, second, and third rotation elements; a second planetary gear set having fourth, fifth, and sixth rotation elements; a third planetary gear set having seventh, eighth, and ninth rotation elements; a fourth planetary gear set having tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set having thirteenth, fourteenth, and fifteenth rotation elements; and first to ninth shafts connecting the rotation elements of the first planetary gear set to the fifth planetary gear set.

Abstract: A planetary gear train of an automatic transmission includes input and output shafts, first to fifth planetary gear sets respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements. The gear train has a first shaft fixedly connected with the first element and the input shaft, a second shaft fixedly connected with the ninth and thirteenth elements and the input shaft, a third shaft fixedly connected with the eighth element and the input shaft, a fourth shaft fixedly connected with the fourteenth element and the output shaft, a fifth shaft fixedly connected with the fifth, eleventh, and fifteenth elements, and a sixth shaft fixedly connected with the twelfth element. The gear train has a plurality of shafts, each of which is selectively connected to a housing and fixedly connected to an element of the first, second, third, and fourth planetary gear sets that is not fixedly connected with any of the first to sixth shafts.

Abstract: A planetary gear train apparatus of automatic transmission may include first planetary gear set including first to third rotation elements, second planetary gear set including fourth to sixth rotation elements, third planetary gear set including seventh to ninth rotation elements, fourth planetary gear set including tenth to twelfth rotation elements, fifth planetary gear set including thirteenth to fifteenth rotation elements, first shaft fixed to the second rotation element and the input shaft, second shaft fixed to the fourteenth rotation element and the output shaft, third shaft fixed to the third and seventh rotation elements, fourth shaft fixed to the fifth and thirteenth rotation elements, fifth shaft fixed to the sixth rotation element, sixth shaft fixed to the eleventh and fifteenth rotation elements, seventh shaft fixed to the first, fourth, and eighth rotation elements, eighth shaft fixed to the ninth and tenth rotation elements, and ninth shaft fixed to the twelfth rotation element.

Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft to which power of an engine is transmitted, an output shaft outputting the power, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth and sixth rotation elements, a third planetary gear set including seventh, eighth and ninth rotation elements, a fourth planetary gear set including tenth, eleventh and twelfth rotation elements, a fifth planetary gear set including thirteenth, fourteenth and fifteenth rotation elements, and nine shafts and six coupling elements, each of which is connected between the first to fifth planetary gear sets.

Abstract: A planetary gear train may include an input shaft receiving power; an output shaft outputting power; a first planetary gear set having first, second, and third rotation elements; a second planetary gear set having fourth, fifth, and sixth rotation elements; a third planetary gear set having seventh, eighth, and ninth rotation elements; a fourth planetary gear set having tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set having thirteenth, fourteenth, and fifteenth rotation elements; and first to ninth shafts connecting the rotation elements of the first planetary gear set to the fifth planetary gear set.

Abstract: A planetary gear train of an automatic transmission for a vehicle may include an input shaft configured to receive power, an output shaft configured to output power; a first planetary gear set including first, second, and third rotation elements; a second planetary gear set including fourth, fifth, and sixth rotation elements; a third planetary gear set including seventh, eighth, and ninth rotation elements; a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set including thirteenth, fourteenth, and fifteenth rotation elements; and first to ninth shafts connecting the rotation elements of the first to fifth planetary gear sets.

Abstract: A planetary gear train of an automatic transmission may include an input shaft receiving power, an output shaft outputting power, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth and sixth rotation elements, a third planetary gear set including seventh, eighth and ninth rotation elements, a fourth planetary gear set including tenth, eleventh and twelfth rotation elements, a fifth planetary gear set including thirteenth, fourteenth and fifteenth rotation elements, and first to ninth shafts for connecting the rotation elements of the first to fifth planetary gear sets to each other.

Abstract: A planetary gear train of an automatic transmission for a vehicle includes input and output shafts, and first, second, third, fourth, and fifth planetary gear sets, each including three rotational elements. The gear train also includes nine shafts for selectively connecting the planetary gear sets, the input and output shafts, and a transmission housing in various configurations to achieve at least ten forward speeds and at least one reverse speed.

Abstract: A planetary gear train may include input and output shafts, first to fifth planetary gear set, respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the first and fifth elements and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the sixth and tenth elements, a fourth shaft fixedly connected to the eighth and fifteenth elements, a fifth shaft fixedly connected to the eleventh and thirteenth elements, a sixth shaft fixedly connected to the twelfth element, a seventh shaft fixedly connected to the third and seventh elements, an eighth shaft fixedly connected to the second and fourth elements, and a ninth shaft fixedly connected to the ninth element.

Abstract: A planetary gear train may include: an input shaft receiving torque of an engine; an output shaft outputting torque; a first planetary gear set including first, second, and third rotation elements; a second planetary gear set including fourth, fifth, and sixth rotation elements; a third planetary gear set including seventh, eighth, and ninth rotation elements; a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set including thirteenth, fourteenth, and fifteenth rotation elements; three clutches, each connecting any two rotation elements among the first to the fifteenth rotation elements; and three brakes, each connecting any one rotation element among the first to the fifteenth rotation elements to a transmission housing.

Abstract: A planetary gear train may include: an input shaft receiving torque of an engine; an output shaft outputting torque; a first planetary gear set including first, second, and third rotation elements; a second planetary gear set including fourth, fifth, and sixth rotation elements; a third planetary gear set including seventh, eighth, and ninth rotation elements; a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set including thirteenth, fourteenth, and fifteenth rotation elements; three clutches, each connecting any tow rotation elements among the first to the fifteenth rotation elements; and three brakes, each connecting any one rotation element among the first to the fifteenth rotation elements to a transmission housing.

Abstract: A planetary gear train may include input and output shafts, first to fifth planetary gear sets respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the second element and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the first and thirteenth elements, a fourth shaft fixedly connected to the third element, the fourth element, and the eighth element, a fifth shaft fixedly connected to the ninth element, a sixth shaft fixedly connected to the eleventh and fifteenth elements, a seventh shaft fixedly connected to the fifth and seventh elements, an eighth shaft fixedly connected to the sixth and tenth elements, and a ninth shaft fixedly connected to the twelfth element.

Abstract: A planetary gear train may include input and output shafts, first to fifth planetary gear set, respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the second element and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the third and fourth elements, a fourth shaft fixedly connected to the eighth element and the thirteenth element, a fifth shaft fixedly connected to the ninth element, a sixth shaft fixedly connected to the eleventh and fifteenth elements, a seventh shaft fixedly connected to the first and fifth elements, an eighth shaft fixedly connected to the sixth, seventh, and tenth elements, and a ninth shaft fixedly connected to the twelfth element.

Abstract: A planetary gear train may include input and output shafts, first to fifth planetary gear sets respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the first, eighth, and thirteenth elements and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the fifth element, a fourth shaft fixedly connected to the sixth element, a fifth shaft fixedly connected to the ninth element, a sixth shaft fixedly connected to the eleventh and fifteenth elements, a seventh shaft fixedly connected to the second and fourth elements, an eighth shaft fixedly connected to the third, seventh, and tenth elements, and a ninth shaft fixedly connected to the twelfth element.

Abstract: A planetary gear train of an automatic transmission for a vehicle includes input and output shafts, and first, second, third, fourth, and fifth planetary gear sets, each including three rotational elements. The gear train also includes nine shafts for selectively connecting the planetary gear sets, the input and output shafts, and a transmission housing in various configurations to achieve at least ten forward speeds and at least one reverse speed.

Abstract: A planetary gear train may include input and output shafts, first to fifth planetary gear set, respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the second element and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the third and fourth elements, a fourth shaft fixedly connected to the eighth element and the thirteenth element, a fifth shaft fixedly connected to the ninth element, a sixth shaft fixedly connected to the eleventh and fifteenth elements, a seventh shaft fixedly connected to the first and fifth elements, an eighth shaft fixedly connected to the sixth, seventh, and tenth elements, and a ninth shaft fixedly connected to the twelfth element.

Abstract: A planetary gear train of an automatic transmission may include: an input shaft; an output shaft; first to fifth planetary gear sets each including first to third rotation elements, fourth to sixth rotation elements, seventh to ninth rotation elements, tenth to twelfth rotation elements, thirteenth to fifteenth rotational elements; a first shaft connected with the second rotation element and the input shaft; a second shaft connected with the fourteenth rotation element and the output shaft; a third shaft connected with the sixth, seventh and thirteenth rotation elements; a fourth shaft connected with the tenth and fifteenth rotation elements; a fifth shaft connected with the third and fourth rotation elements; a sixth shaft connected with the fifth, eighth, and eleventh rotation elements; a seventh shaft connected with the ninth rotation element; an eighth shaft connected with the first rotation element; and a ninth shaft connected with the twelfth rotation element.

Abstract: A planetary gear train of an automatic transmission for a vehicle is provided to improve power delivery and fuel efficiency by applying five control elements to four planetary gear sets to achieve multiple speed stages. The planetary gear train may include: first to fourth planetary gear sets respectively having first to third rotational elements, fourth to sixth rotational elements, seventh to ninth rotational elements, tenth to twelfth rotational elements; an input shaft mounted with the first, second, and third planetary gear sets; and an output shaft mounted with the fourth planetary gear set; first to tenth shafts; and two transfer gears. In particular, the eighth shaft is fixedly connected with the tenth rotational element and externally engaged with the first shaft via a first transfer gear, the tenth shaft is fixedly connected with the twelfth rotational element and externally engaged with the sixth shaft via a second transfer gear.