发明名称 |
IMPROVED DRUM HAVING REDUCED RADIAL DIMENTIONS TO PROVIDE MORE EFFICIENT SPATIAL ACCOMMODATION THEREFOR |
摘要 |
<p>The present invention relates to a process of fabrication of drum bodies having rolling hoops, and the drum bodies so produced. The drum body is provided with a plurality of corrugations generally offset towards the center of the drum with the peaks of the corrugations in line with the undeformed part of the drum. At least one of the peaks of the corrugations is then expanded radially outwardly to make a rolling hoop.</p> |
申请公布号 |
IN172022(B) |
申请公布日期 |
1993.03.13 |
申请号 |
IN1987DE59919 |
申请日期 |
1987.07.15 |
申请人 |
GALLAY S.A. |
发明人 |
LUCIEN FRANCOIS LE BRET;ROBERT SAADA |
分类号 |
B21D51/12;B65D1/16;B65D8/12 |
主分类号 |
B21D51/12 |
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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