发明授权
- 专利标题: Aluminium alloy cylinder and manufacturing method thereof
- 专利标题(中): 铝合金圆筒及其制造方法
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申请号: US43570申请日: 1979-05-29
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公开(公告)号: US4221639A公开(公告)日: 1980-09-09
- 发明人: Chikato Ninagawa , Tadashi Ozaki , Minoru Yonekawa , Hitoshi Harada
- 申请人: Chikato Ninagawa , Tadashi Ozaki , Minoru Yonekawa , Hitoshi Harada
- 申请人地址: JPX Tokyo
- 专利权人: Kioritz Corporation
- 当前专利权人: Kioritz Corporation
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX53-124325 19781009
- 主分类号: F16J10/02
- IPC分类号: F16J10/02 ; C25D3/20 ; F16J10/04 ; C25D5/50 ; C25D7/04 ; F02F1/20
摘要:
An aluminium alloy cylinder includes a cylinder body and a cylinder bore therein. An iron layer is electrodeposited on the wall surface of the cylinder bore by means of a high cathode current density so that a multiplicity of randomly oriented channels are formed in the electrodeposited iron layer.
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