| 发明名称 |
CONTINUOUSLY VARIABLE TRANSMISSION WITH CONTROL VALVE |
| 摘要 |
<p>A control valve (70) has ports (71b, 71c, 71d) and a spool (72) which has lands (91, 92) and an annular groove between the lands (91, 92). The land has a plurality of retracted peripheral portions (93, 94) at a circumferential edge portion (91a, 92a) adjacent to the annular groove (90) so as to gradually increase the opening area of one of the ports. Each retracted peripheral portion (93, 94) is formed by an oblique plane.</p> |
| 申请公布号 |
EP0275932(B1) |
申请公布日期 |
1993.07.14 |
| 申请号 |
EP19880100481 |
申请日期 |
1988.01.14 |
| 申请人 |
FUJI JUKOGYO KABUSHIKI KAISHA;VAN DOORNE'S TRANSMISSIE B.V. |
发明人 |
SAKAI, YASUHITO;IIJIMA, YOICHI |
| 分类号 |
B60W10/04;B60W10/06;B60W10/10;B60W10/101;F16H61/02;F16H61/04;F16H61/10;F16H61/18;F16H61/662 |
主分类号 |
B60W10/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
