发明名称 Method for the operation of a drivetrain
摘要 A method for operation of a drivetrain including a drive motor and an automatic transmission having at least five shift elements, of which, at least two elements are disengaged in each forward and reverse gear and the other shift elements are engaged. Two successive shifts are accomplished by two overlapped single gear shifts such that: a) during the first shift, a first shift element is engaged or disengaged while a second shift element is disengaged or engaged; b) during the first shift, second and third shift elements are prepared for either engagement or disengagement; and c) during the first and the second shifts at least one fourth shift element is kept engaged or nearly engaged.
申请公布号 US7983824(B2) 申请公布日期 2011.07.19
申请号 US20070811208 申请日期 2007.06.07
申请人 ZF FRIEDRICHSHAFEN AG 发明人 STEINHAUSER KLAUS;POPP CHRISTIAN
分类号 F16H61/00 主分类号 F16H61/00
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