发明名称 |
Heating-insulating cup and method of making same |
摘要 |
A heat-insulating cup comprises an inner sleeve and an outer sleeve. The latter is supported against an upper and a lower area of the inner sleeve. An annular space is located between the inner sleeve and the outer sleeve, which annular space is free of any additional elements. A joint bottom is arranged to the inner sleeve and the outer sleeve. In the upper area, the inner sleeve has a sudden widening, on top of which the outer sleeve is disposed.
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申请公布号 |
US6109518(A) |
申请公布日期 |
2000.08.29 |
申请号 |
US19990389061 |
申请日期 |
1999.09.02 |
申请人 |
MICHAEL HOERAUF MASCHINENFABRIK GMBH & CO. KG |
发明人 |
MUELLER, BERTHOLD;CLAUSS, GERHARD |
分类号 |
A47G19/22;B65D81/38;(IPC1-7):B65D3/22 |
主分类号 |
A47G19/22 |
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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