| 发明名称 |
Closed and open tube sampling apparatus. |
| 摘要 |
<p>An automatic sampling apparatus is constructed to use bang-bang fluid driven actuators whose control system is modified to permit accurate positioning over its range of motion. The actuators are positioned to aspirate stoppered sample containers and equilibrate pressure in the sample containers to atmospheric prior to aspiration. <IMAGE></p> |
| 申请公布号 |
EP0452892(A2) |
申请公布日期 |
1991.10.23 |
| 申请号 |
EP19910106081 |
申请日期 |
1991.04.17 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
LIPSCOMB, JAMES HUBERT |
| 分类号 |
G01N35/04;G01N1/00;G01N35/02;G01N35/10 |
主分类号 |
G01N35/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
