Title:
TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2018/174237
Kind Code:
A1
Abstract:
A transmission that includes: a single-pinion first planetary gear that includes a first sun gear, a first carrier rotatably supporting a first pinion gear that meshes with the first sun gear, and a first ring gear that meshes with the first pinion gear; and a Simpson compound planetary gear mechanism that includes two single-pinion planetary gears. The first pinion gear of the first planetary gear is a stepped pinion gear in which a small-diameter pinion gear that meshes with the first sun gear or the first ring gear, and a large-diameter pinion gear that meshes with the other gear, that is, the first ring gear or the first sun gear, are integrated.
Inventors:
TAKEUCHI YUSUKE (JP)
FUKAYA TSUYOSHI (JP)
FUKAYA TSUYOSHI (JP)
Application Number:
PCT/JP2018/011662
Publication Date:
September 27, 2018
Filing Date:
March 23, 2018
Export Citation:
Assignee:
AISIN AW CO (JP)
International Classes:
F16H3/66
Foreign References:
| JP2012225369A | 2012-11-15 | |||
| JPH07119801A | 1995-05-12 | |||
| JP2015230052A | 2015-12-21 |
Attorney, Agent or Firm:
ITEC INTERNATIONAL PATENT FIRM (JP)
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