| 发明名称 |
MACHINE AND METHOD FOR FORMING TUBES FROM A STRIP |
| 摘要 |
<p>The method of forming tubes from strip in which a complementary rib and groove are spaced apart to each extend longitudinally on the strip and oppositely facing on the said strip characterised by guiding the strip into a helical configuration to overlap the edges of the said strip, and pressing together the overlapping parts of the said strip while maintaining a differential pressure in the direction of feed to force the strip together under such differential pressure.</p> |
| 申请公布号 |
CA1148413(A) |
申请公布日期 |
1983.06.21 |
| 申请号 |
CA19790336932 |
申请日期 |
1979.10.03 |
| 申请人 |
RIB LOC HONG KONG LIMITED |
发明人 |
MENZEL, STANLEY W.O.;VANCE, GILBERT W.;MOMINEE, DAVID E. |
| 分类号 |
B29C53/00;B21C37/12;B29C53/58;B29C53/66;B29C53/72;B29C53/78;B29C53/80;B29C53/82;B29C65/00;B29D23/00;(IPC1-7):B23P11/02 |
主分类号 |
B29C53/00 |
| 代理机构 |
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代理人 |
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