| 发明名称 |
Cannula closure for laboratory equipment e.g. a dosing unit for caustic or toxic liquids |
| 摘要 |
A cannula closure has a suction piston (2) which returns liquid from a dosing tip (21) to its housing (1) and seals the path to the tip after liquid delivery. A suction piston is connected to a closure pin (11) and is located in a housing connected to the dosing tip.
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| 申请公布号 |
DE19811594(A1) |
申请公布日期 |
1999.09.23 |
| 申请号 |
DE19981011594 |
申请日期 |
1998.03.17 |
| 申请人 |
WALU-LABORTECHNIK GMBH |
发明人 |
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| 分类号 |
F16K11/085;G01F11/04;G01F11/44;(IPC1-7):A61M39/20;B01L3/00 |
主分类号 |
F16K11/085 |
| 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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