| 摘要 |
<p>6775 CAN INVENTOR: ADRIAN LORENZ INVENTION: SENSOR SYRINGE A sensor syringe or hollow needle arrangement for the automatic withdrawal of a liquid sample from a liquid contained within a vessel. A duct is enclosed in a sheath or jacket-like manner by a light conductor possessing an inlet for an optical source and an outlet leading to an optical detector. During sample withdrawal there is utilised the change in the reflection behaviour of the lower end of the light conductor upon its immersion in the liquid in order to control sample withdrawal.</p> |
