发明授权
- 专利标题： Lockup device and hydraulic torque transmission device provided with the same
- 专利标题（中）： 锁紧装置和液压扭矩传动装置配备
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申请号： US12014629申请日： 2008-01-15
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公开(公告)号： US07980370B2公开(公告)日： 2011-07-19
- 发明人: Naoki Tomiyama
- 申请人： Naoki Tomiyama
- 申请人地址： JP Neyagawa-shi
- 专利权人： EXEDY Corporation
- 当前专利权人： EXEDY Corporation
- 当前专利权人地址： JP Neyagawa-shi
- 代理机构： Global IP Counselors, LLP
- 优先权： JP2007-036185 20070216
- 主分类号： F16H45/02
- IPC分类号： F16H45/02
摘要：
A lockup device 7 of a torque converter 1 is formed of a piston 75, a clutch plate 80, and a damper mechanism 9. The clutch plate 80 has a first passage P1 connecting an inner space S3 on the radially inner side to a space S1 formed axially between the front cover 11 and the clutch plate 80, and a second passage P2 connecting the inner space S3 formed on the radially inner side to a space S2 formed axially between the piston and the clutch plate 80.
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