Planetary gear train of automatic transmission for vehicle
US-2016169332-A1 · Jun 16, 2016 · US
Planetary gear train of automatic transmission for vehicle
US9488249B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9488249-B2 |
| Application number | US-201514826453-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 14, 2015 |
| Priority date | Dec 10, 2014 |
| Publication date | Nov 8, 2016 |
| Grant date | Nov 8, 2016 |
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Abstract
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A planetary gear train of an automatic transmission for a vehicle may include an input shaft receiving torque of an engine, an output shaft outputting changed torque, a first planetary gear set, a second planetary gear set, a third planetary gear set, a fourth planetary gear set, a first rotation shaft, a second rotation shaft directly connected to the output shaft, a third rotation shaft selectively connected to a transmission housing, a fourth rotation shaft selectively connected to the first rotation shaft, a fifth rotation shaft selectively connected to the first rotation shaft, a sixth rotation shaft, a seventh rotation shaft directly connected to the input shaft, and an eighth rotation shaft selectively connected to the first rotation shaft, the sixth rotation shaft, or the transmission housing.
First claim
Opening claim text (preview).
What is claimed is: 1. A planetary gear train of an automatic transmission for a vehicle, comprising: an input shaft receiving torque of an engine; an output shaft outputting changed torque; a first planetary gear set including a first sun gear, a first planet carrier, and a first ring gear; a second planetary gear set including a second sun gear, a second planet carrier, and a second ring gear; a third planetary gear set including a third sun gear, a third planet carrier,…
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Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
- F16H3/66Primary
Mechanical Engineering · mapped topic
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Frequently asked questions
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- What does patent US9488249B2 cover?
- A planetary gear train of an automatic transmission for a vehicle may include an input shaft receiving torque of an engine, an output shaft outputting changed torque, a first planetary gear set, a second planetary gear set, a third planetary gear set, a fourth planetary gear set, a first rotation shaft, a second rotation shaft directly connected to the output shaft, a third rotation shaft selec…
- Who is the assignee on this patent?
- Hyundai Motor Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification F16H3/66. Mapped technology areas include Mechanical Engineering.
- When was this patent published?
- Publication date Tue Nov 08 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).