专利名称：HYDRAULIC CONTROL APPARATUS AND
HYDRAULIC CONTROL METHOD FORAUTOMATIC TRANSMISSION
发明人：Tomohiro Kondo,Masami Kondo,Toshimitsu
Sato
申请号：US12530511申请日：20080313
公开号：US20100105521A1公开日：20100429
专利附图：
摘要：A hydraulic control apparatus of an automatic transmission estimates the
possibility of there being a demand for a shift into a gear lower than the current gearduring a power-off downshift operation. If there is a possibility that there will be ademand for a shift into the next gear during the shift, the hydraulic control apparatusstarts an operation for supplying an apply preparation hydraulic pressure in preparationfor the shift into that next gear.
申请人：Tomohiro Kondo,Masami Kondo,Toshimitsu Sato
地址：Aichi-ken JP,Auderghem BE,Aichi-ken JP
国籍：JP,BE,JP
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