Invention Grant
- Patent Title: Valve opening and closing timing control apparatus
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Application No.: US15501954Application Date: 2015-10-28
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Publication No.: US10337363B2Publication Date: 2019-07-02
- Inventor: Yoshiaki Yamakawa , Masaki Kobayashi
- Applicant: AISIN SEIKI KABUSHIKI KAISHA
- Applicant Address: JP Kariya-Shi, Aichi
- Assignee: AISIN SEIKI KABUSHIKI KAISHA
- Current Assignee: AISIN SEIKI KABUSHIKI KAISHA
- Current Assignee Address: JP Kariya-Shi, Aichi
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: JP2014-222260 20141031
- International Application: PCT/JP2015/080360 WO 20151028
- International Announcement: WO2016/068178 WO 20160506
- Main IPC: F01L1/344
- IPC: F01L1/344 ; F01L1/356

Abstract:
A 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 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.
Public/Granted literature
- US20170234174A1 VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS Public/Granted day:2017-08-17
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