US 2019/0195318 A1Published application

Planetary gear train of automatic transmission for vehicle

AssigneesHyundai Motor Company, Kia Motors Corporation

InventorsJin Ho Kim, Jae Joon Lee, Jong Sool Park, Kyeong Hun Lee, Jong Soo Kim

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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.

Claims20

Dependent claims

A planetary gear train apparatus of an automatic transmission for a vehicle comprising:

an input shaft receiving torque of an engine;
an output shaft outputting torque;
a first planetary gear set including a first rotation element, a second rotation element, and a third rotation element;
a second planetary gear set including a fourth rotation element, a fifth rotation element, and a sixth rotation element;
a third planetary gear set including a seventh rotation element, an eighth rotation element, and a ninth rotation element;
a fourth planetary gear set including a tenth rotation element, an eleventh rotation element, and a twelfth rotation element;
a fifth planetary gear set including a thirteenth rotation element, a fourteenth rotation element, and a fifteenth rotation element;
a first shaft fixedly connected to the second rotation element and the input shaft;
a second shaft fixedly connected to the fourteenth rotation element and the output shaft;
a third shaft fixedly connected to the third rotation element and the seventh rotation element;
a fourth shaft fixedly connected to the fifth rotation element and the thirteenth rotation element;
a fifth shaft fixedly connected to the sixth rotation element;
a sixth shaft fixedly connected to the eleventh rotation element and the fifteenth rotation element;
a seventh shaft fixedly connected to the first rotation element, the fourth rotation element, and the eighth rotation element;
an eighth shaft fixedly connected to the ninth rotation element and the tenth rotation element;
and
a ninth shaft fixedly connected to the twelfth rotation element.

14 more elements

A planetary gear train apparatus of an automatic transmission for a vehicle comprising:

an input shaft receiving torque of an engine;
an output shaft outputting torque;
a first planetary gear set including a first rotation element, a second rotation element, and a third rotation element;
a second planetary gear set including a fourth rotation element, a fifth rotation element, and a sixth rotation element;
a third planetary gear set including a seventh rotation element, an eighth rotation element, and a ninth rotation element;
a fourth planetary gear set including a tenth rotation element, an eleventh rotation element, and a twelfth rotation element;
a fifth planetary gear set including a thirteenth rotation element, a fourteenth rotation element, and a fifteenth rotation element;
a first shaft fixedly connected to the second rotation element and the input shaft;
a second shaft fixedly connected to the fourteenth rotation element and the output shaft;
a third shaft fixedly connected to the third rotation element and the seventh rotation element;
a fourth shaft fixedly connected to the fifth rotation element and the thirteenth rotation element;
a fifth shaft fixedly connected to the sixth rotation element;
a sixth shaft fixedly connected to the eleventh rotation element and the fifteenth rotation element;
and
a plurality of shafts formed by combinations of remaining rotation elements among the first to fifteenth rotation elements that are not connected to the first shaft to the sixth shaft, and each thereof selectively connectable to a transmission housing.

12 more elements

A planetary gear train apparatus of an automatic transmission for a vehicle comprising:

an input shaft receiving torque of an engine;
an output shaft outputting torque;
a first planetary gear set including a first rotation element, a second rotation element, and a third rotation element;
a second planetary gear set including a fourth rotation element, a fifth rotation element, and a sixth rotation element;
a third planetary gear set including a seventh rotation element, an eighth rotation element, and a ninth rotation element;
a fourth planetary gear set including a tenth rotation element, an eleventh rotation element, and a twelfth rotation element;
and
a fifth planetary gear set including a thirteenth rotation element, a fourteenth rotation element, and a fifteenth rotation element,
wherein the second rotation element is fixedly connected to the input shaft,
the fourteenth rotation element is fixedly connected to the output shaft,
the first rotation element is fixedly connected to the fourth rotation element and the eighth rotation element, and selectively connectable to a transmission housing,
the third rotation element is fixedly connected to the seventh rotation element,
the fifth rotation element is fixedly connected to the thirteenth rotation element and selectively connectable to the second rotation element and the seventh rotation element,
the ninth rotation element is fixedly connected to the tenth rotation element and selectively connectable to the transmission housing,
the eleventh rotation element is fixedly connected to the fifteenth rotation element and selectively connectable to the sixth rotation element, and
the twelfth rotation element is selectively connectable to the transmission housing.

13 more elements

Dependencies are inferred from the claim text.

Facts

Application: 15/946,199Filed 5 Apr 2018
Priority: KR 10-2017-017709721 Dec 2017
Published: 27 Jun 2019
Term ends: Not estimatedThe source records don’t support an estimate.

Classification5 codes

F16H 3/66
Gearings having three or more central gears: composed of a number of gear trains without drive passing from one train to another
F16H 2200/0069
Characterised by the number of forward speeds: the gear ratios comprising ten forward speeds
F16H 2200/2015
Characterised by the number of sets of orbital gears: with five sets of orbital gears
F16H 2200/2046
Characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes: with six engaging means