发明名称 |
CYLINDRICAL MEMBER, CYLINDRICAL MEMBER FOR IMAGE FORMING APPARATUS, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE |
摘要 |
The objective of the present invention is to provide a cylindrical member which is not permanently deformed due to external impacts. In order to achieve the objective, the cylindrical member (4) is made of aluminum and has the mean area of crystal grains of the outer surface smaller than the mean area of crystal grains of the inner surface. |
申请公布号 |
KR20140020719(A) |
申请公布日期 |
2014.02.19 |
申请号 |
KR20130023798 |
申请日期 |
2013.03.06 |
申请人 |
FUJI XEROX CO., LTD. |
发明人 |
YAMASHITA TAKAYUKI;AGATSUMA MASARU;SHOJI YOSHIFUMI;ANDO HIROKI;SUTO TOSHIYUKI |
分类号 |
C22C21/00;B32B15/04;G03G21/00 |
主分类号 |
C22C21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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