Invention Grant
- Patent Title: Multi-speed transmission
- Patent Title (中): 多速传输
-
Application No.: US13771660Application Date: 2013-02-20
-
Publication No.: US09435403B2Publication Date: 2016-09-06
- Inventor: Gregory Daniel Goleski
- Applicant: FORD GLOBAL TECHNOLOGIES, LLC
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Brooks Kushman P.C.
- Agent James Dottavio
- Main IPC: F16H3/58
- IPC: F16H3/58 ; F16H37/04 ; F16H3/62 ; F16H3/66

Abstract:
A transmission gearing arrangement produces at least nine forward speed ratios and one reverse speed ratio by selective engagement of three shift elements in various combinations. One embodiment includes four simple planetary gear sets, three clutches, and three brakes. Another embodiment includes four axis transfer gear pairs, two simple planetary gear sets, five clutches, and one brake.
Public/Granted literature
- US20140235399A1 MULTI-SPEED TRANSMISSION Public/Granted day:2014-08-21
Information query