- 专利标题: MULTI-SPEED PLANETARY TRANSMISSION
-
申请号: US15821571申请日: 2017-11-22
-
公开(公告)号: US20180106334A1公开(公告)日: 2018-04-19
- 发明人: Jezrah Horen , Douglas S. Burchett , Michael Foster
- 申请人: Jezrah Horen , Douglas S. Burchett , Michael Foster
- 主分类号: F16H3/66
- IPC分类号: F16H3/66
摘要:
A multi-speed transmission including a plurality of planetary gearsets and a plurality of selective couplers to achieve at least nine forward speed ratios is disclosed. The plurality of planetary gearsets may include a first planetary gearset, a second planetary gearset, a third planetary gearset, and a fourth planetary gearset. The plurality of selective couplers may include a number of clutches and a number of brakes. The multi-speed transmission may have four planetary gearsets and six selective couplers. The six selective couplers may include three clutches and three brakes.
公开/授权文献
- US10352407B2 Multi-speed planetary transmission 公开/授权日:2019-07-16
信息查询