发明名称 |
SHIFT CONTROL SYSTEM FOR AUTOMATIC TRANSMISSION |
摘要 |
A shift control system for an automatic transmission comprises a shift valve for an auxiliary gear train and an accumulator for low gear train. The shift valve includes a spool which is movable between a first position where the hydraulic fluid is supplied to a first passage and hydraulic fluid is discharged from a second passage, and a second position where the hydraulic fluid is supplied to the second passage and hydraulic fluid is discharged from the first passage. The accumulator includes a working pressure chamber and a back pressure chamber which is connected with a third passage or engine brake passage. |
申请公布号 |
GB8916972(D0) |
申请公布日期 |
1989.09.13 |
申请号 |
GB19890016972 |
申请日期 |
1989.07.25 |
申请人 |
NISSAN MOTOR COMPANY LIMITED |
发明人 |
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分类号 |
F16H3/44;F16H3/66;F16H61/02;F16H61/06;F16H61/08;F16H63/44 |
主分类号 |
F16H3/44 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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