发明名称 |
Tube formation methods and apparatus |
摘要 |
Methods and apparatus for forming products having at least one first section 102 having a first wall configuration and at least one second section 104 having a second wall configuration, the second wall configuration different from the first wall configuration. A variation in wall configuration along the axis of the tubular product 100 may be designed to be axially asymmetrical at any segment of the axis 101. <IMAGE> |
申请公布号 |
AU7820001(A) |
申请公布日期 |
2002.02.18 |
申请号 |
AU20010078200 |
申请日期 |
2001.08.03 |
申请人 |
PTC ALLIANCE, INC. |
发明人 |
SAILESH KAPADIA;RONALD L. AKERS;GEORGE E. HALLER;RONALD J. REDMAN;TIMOTHY DANIEL STRUNA;CHARLES JOSEPH MANCUSO JR.;CHARLES KENNETH EDELMAN;CHRISTOPHER C. SCHOEN;GARY WILLIAM SWANK |
分类号 |
B21C1/00;B21C1/24;B21C37/16 |
主分类号 |
B21C1/00 |
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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