Analytical equipment with function of detecting liquid surface

作者: Masato Ishizawa , Hiroshi Hashimoto

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摘要: Analytical equipment is disclosed, in which liquid substances sample containers (7) and reagent (6) are delivered to reaction cells (1) by a vertically movable probe (4), the supported on rotatable metal plate (9), (9) rotated place one of or at pipetting position, (4) applied with high-frequency signal detect change electrostatic capacitance between time put contact substance container, spline shaft (10) for moving vertical direction provided detection (14), control (27) generated when (14) reaches predetermined position (19), generation stopped during period begins make descending motion generated, reduce adverse effect disturbing wave various parts.

参考文章(2)
Vladimir J. Drbal, John A. Richardson, Ivan K. Saltz, Bruce J. Hodgins, Ted W. Britton, Richard M. Grimm, Ernesto Bello, Guenter Ginsberg, Rodolfo R. Rodriguez, Fluid transfer mechanism ,(1981)