发明名称 |
PAPIERVORZUGSWALZE |
摘要 |
The present invention relates to paper feed rollers required to transfer papers in printers, facsimiles, copiers, etc. with accurately, and provides novel paper feed rollers which are lighter, less expensive and mass-producible with larger diameters as compared with conventional paper feed rollers. The paper feed roller according to the present invention includes a rotary shaft, a cylindrical roller portion formed by press molding a mixture of a hydraulic composition, followed by curing and hardening, and integrated with an outer periphery of the rotary shaft. <IMAGE> |
申请公布号 |
DE69916411(T2) |
申请公布日期 |
2004.08.12 |
申请号 |
DE1999616411T |
申请日期 |
1999.06.24 |
申请人 |
SUMITOMO OSAKA CEMENT CO., LTD. |
发明人 |
UCHIDA, KIYOHIKO;USHIODA, HIROO;OZAWA, SATOSHI;SHIMADA, YASUHIKO;MIYAJI, SOUSUKE;KOZAKAI, NORIYUKI;OKAMURA, TATSUYA;KONISHI, MASAYOSHI |
分类号 |
B28B21/04;B65H27/00;C04B28/02;(IPC1-7):B65H5/06 |
主分类号 |
B28B21/04 |
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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