- 专利标题: VALVE-OPENING-CLOSING-TIMING CONTROL DEVICE
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申请号: EP15855542申请日: 2015-10-28
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公开(公告)号: EP3214279A4公开(公告)日: 2017-11-15
- 发明人: YAMAKAWA YOSHIAKI , KOBAYASHI MASAKI
- 申请人: AISIN SEIKI
- 专利权人: AISIN SEIKI
- 当前专利权人: AISIN SEIKI
- 优先权: JP2014222260 2014-10-31
- 主分类号: F01L1/356
- IPC分类号: F01L1/356
摘要:
To provide a valve opening and closing timing control apparatus with a reduced size by reasonably configuring a supply flow passage of working fluid to an intermediate lock mechanism. The valve opening and closing timing control apparatus includes a driving-side rotating body, a driven-side rotating body fixed to a camshaft by a bolt, a fluid pressure chamber, an intermediate lock mechanism, a lock flow passage bringing the working fluid to the intermediate lock mechanism, and an electromagnetic valve including a spool which is arranged at an inner portion of the bolt, the lock flow passage including a first flow passage which is arranged between the spool and a supply flow passage in a radial direction and which is connected to the supply flow passage, the supply flow passage bringing the working fluid to flow along the axis direction at the inner portion of the bolt, the lock flow passage including a second flow passage which is provided at the inner portion of the bolt in a penetrating manner in the radial direction and which brings the working fluid to flow between the spool and the intermediate lock mechanism.
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