Title:
UNIT
Document Type and Number:
WIPO Patent Application WO/2024/062735
Kind Code:
A1
Abstract:
[Problem] To reduce the step ratio during gear shifting in a unit having a power transmission mechanism therein. [Solution] A unit according to the present invention comprises an input element, an output element, and a gear device in which a first rotation part, a second rotation part, a third rotation part, and a fourth rotation part are aligned in this order in a speed diagram. The input element can connect to the first rotation part and can connect to the second rotation part. The output element is connected to the third rotation part, and the fourth rotation part can switch between a rotating state and a non-rotating state. The gear device comprises a first planetary gear mechanism and a second planetary gear mechanism. The first rotation part is configured with a third rotation element coupled with a fourth rotation element, the second rotation part is configured by a fifth rotation element, the third rotation part is configured with a second rotation element coupled with a sixth rotation element, and the fourth rotation part is configured by a first rotation element.
Inventors:
KAMIYAMA AKIRA (JP)
WATANABE KENICHI (JP)
HIROSE IKUO (JP)
WATANABE KENICHI (JP)
HIROSE IKUO (JP)
Application Number:
PCT/JP2023/025027
Publication Date:
March 28, 2024
Filing Date:
July 05, 2023
Export Citation:
Assignee:
JATCO LTD (JP)
International Classes:
F16H3/66
Foreign References:
| US20190162274A1 | 2019-05-30 | |||
| KR20210154549A | 2021-12-21 |
Attorney, Agent or Firm:
GOTOH & PARTNERS (JP)
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