Invention Grant
- Patent Title: Transmission control during park range disengagement
- Patent Title (中): 停车范围内的变速箱控制脱扣
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Application No.: US12792793Application Date: 2010-06-03
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Publication No.: US08371986B2Publication Date: 2013-02-12
- Inventor: Bradley R. Heuver
- Applicant: Bradley R. Heuver
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: MacMillian, Sobanski & Todd LLC
- Agent James Dottavio
- Main IPC: B60W10/00
- IPC: B60W10/00 ; F16H3/44

Abstract:
A method for controlling a vehicle transmission during a park release event includes engaging a park brake to hold vehicle wheels against rotation, holding against rotation a first component and a second component of an epicyclic gear unit connected to the wheels, releasing the park brake, selecting a transmission drive range, releasing said first component, and operating the transmission in the selected drive range.
Public/Granted literature
- US20110297505A1 Transmission Control During Park Range Disengagement Public/Granted day:2011-12-08
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