发明授权
- 专利标题: Method of making valve sleeves
- 专利标题(中): 制造阀套的方法
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申请号: US843820申请日: 1986-03-28
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公开(公告)号: US4689864A公开(公告)日: 1987-09-01
- 发明人: Nobuo Fukuma , Hisayasu Hasegawa , Kimimasa Murayama , Kunio Hayashi , Yoshihiro Tokudome
- 申请人: Nobuo Fukuma , Hisayasu Hasegawa , Kimimasa Murayama , Kunio Hayashi , Yoshihiro Tokudome
- 申请人地址: JPX Aichi
- 专利权人: Toyota Jidosha Kabushiki Kaisha
- 当前专利权人: Toyota Jidosha Kabushiki Kaisha
- 当前专利权人地址: JPX Aichi
- 优先权: JPX57-131738 19820728
- 主分类号: F16K27/00
- IPC分类号: F16K27/00 ; B21J5/12 ; B21K1/20 ; B21K21/16 ; B21D53/00
摘要:
A method of making valve sleeves used for controlling the flow of hydraulic fluid in devices, such as power steering units in motorized vehicle, and the product of the utilized method. The method utilizes a grooving male die which forms a groove on an interior surface of a valve sleeve.
公开/授权文献
- US4128197A Device for removing flash from moulded rubber articles 公开/授权日:1978-12-05
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