发明名称 |
PRODUCTION METHOD FOR PAPER FEED ROLLER |
摘要 |
<p>A paper feed roller-producing method is to be provided, which enables more inexpensive mass produce of a high precision paper feed roller, with a high precision, having no connecting portion in a roller portion, by using a hydraulic composition. The method for producing a paper feed roller includes a rotary shaft and a cylindrical roller portion integrated around an outer periphery of the rotary shaft, characterized in that the roller portion is formed by extruding a hydraulic composition and curing and hardening the extrudate. <IMAGE></p> |
申请公布号 |
EP1123887(A1) |
申请公布日期 |
2001.08.16 |
申请号 |
EP20000953529 |
申请日期 |
2000.08.21 |
申请人 |
SUMITOMO OSAKA CEMENT CO., LTD. |
发明人 |
UCHIDA, KIYOHIKO;USHIODA, HIROO;OZAWA, SATOSHI;SHIMADA, YASUHIKO |
分类号 |
B28B3/20;B65H5/06;B28B3/26;B28B23/00;B65H27/00;(IPC1-7):B65H5/06 |
主分类号 |
B28B3/20 |
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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