| 发明名称 |
CONTROL DEVICE FOR AUTOMATIC TRANSMISSION |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To disengage a disengagement side engagement element in speed reduction of a vehicle in an automatic transmission for a vehicle implementing a plurality of gear stages different in gear ratio by selectively engaging a plurality of engagement elements and a one-way clutch, and to reduce a shock in a shift furthermore in a transmission control device for an automatic transmission for a vehicle performing a shift by changing the state of the one-way clutch from a disengaged state to an engaged state. <P>SOLUTION: The control device has a synchronous engagement pressure correcting means for correcting engagement pressure of the disengagement side engagement element to be increased by a first predetermined quantity before synchronization of the shift, in the shift performed by releasing the disengagement side engagement element and engaging the one-way clutch. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
| 申请公布号 |
JP2008069947(A) |
申请公布日期 |
2008.03.27 |
| 申请号 |
JP20060251844 |
申请日期 |
2006.09.15 |
| 申请人 |
TOYOTA MOTOR CORP |
发明人 |
KOBAYASHI HIROHIDE;SUGIMURA TOSHIO;ASAMI TOMOHIRO;TOKURA TAKAAKI;KONDO TOMOTAKA;KONDO MASAMITSU;TANAKA MASAHARU |
| 分类号 |
F16H61/08;F16H59/40;F16H59/42;F16H59/44;F16H59/54;F16H59/70;F16H61/686 |
主分类号 |
F16H61/08 |
| 代理机构 |
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