专利名称：Apparatus for controlling vehicle drive
system including engine with turbocharger,and lock-up clutch
发明人：Atsushi Tabata申请号：US09899910申请日：20010709
公开号：US20020006848A1公开日：20020117
专利附图：
摘要：An apparatus for controlling a lock-up clutch disposed in a drive system of anautomotive vehicle which includes a lean-burn engine provided with a turbocharger. The
apparatus is arranged to place the lock-up clutch in a fully engaged state and/or a slipcontrol state while a running condition of the automotive vehicle is in a predeterminedengaging area or slip control area of the lock-up clutch. The apparatus includes anengaging-area changing device operable to change the engaging area of the lock-upclutch, on the basis of a turbocharging pressure established by the turbocharger, and/orslip-control-area changing means for changing the slip control area, on the basis of theturbocharging pressure. Also disclosed is an apparatus for controlling a lean-burn engineprovided with a turbocharger, which apparatus includes a device for changing a range ofan air/fuel ratio of an air-fuel mixture of the engine for a given turbocharging pressure,on the basis of at least one of operating state and slipping state of the lock-up clutch.
申请人：TOYOTA JIDOSHA KABUSHIKI KAISHA
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