| 发明名称 |
Product delivery apparatus having replaceable elements |
| 摘要 |
The present invention relates to a device for replacing elements of a product delivery fan wheel which is rotatably mounted. The fan wheel has a plurality of fan blades which include attaching devices for replaceably mounting fan blade tips on the fan blades.
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| 申请公布号 |
US6276681(B1) |
申请公布日期 |
2001.08.21 |
| 申请号 |
US19950429155 |
申请日期 |
1995.04.26 |
| 申请人 |
HEIDELBERG HARRIS INC.;HEIDELBERGER DRUCKMASCHINEN AG |
发明人 |
DOUCET LOUIS JOHN |
| 分类号 |
B65H29/40;(IPC1-7):B65H29/00 |
主分类号 |
B65H29/40 |
| 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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