发明名称 |
METHOD AND DEVICE FOR CLOSING THE END OF A HOLLOW PROFILE MEMBER |
摘要 |
<p>A process is described in which a tubular bar (27) which is substantially but not entirely filled with flowable solids (28), is closed at one end. To close the tubular bar (27) at its end, a thread (3) is introduced into the tubular bar (27) and is caused to form a ball of thread therein. The thread (3) is preferably introduced into the tubular bar by being blown through a hollow needle (11).</p> |
申请公布号 |
EP0261630(B1) |
申请公布日期 |
1990.08.22 |
申请号 |
EP19870113796 |
申请日期 |
1987.09.22 |
申请人 |
LENHARDT MASCHINENBAU GMBH |
发明人 |
LENHARDT, KARL;WEINBRECHT, MANFRED |
分类号 |
B65B7/28;E06B3/673 |
主分类号 |
B65B7/28 |
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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