The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 09, 1995

Filed:

Aug. 12, 1993
Applicant:
Inventors:

Soichiro Sakaguchi, Nishinasuno, JP;

Makoto Ishizaki, Nishinasuno, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ; B01F / ;
U.S. Cl.
CPC ...
422225 ; 366118 ; 366127 ;
Abstract

A stirring apparatus for an automatic chemical analysis system for analyzing a sample in a reaction vessel for obtaining an amount of a specific component of the sample. The stirring apparatus includes a stirring member formed as a vibrating member of a piezoelectric vibrator and having a flexible structure in the shape of an elongated strip or plate, a support unit for holding the stirring member in a perpendicularly suspended manner, a moving unit for moving the support unit together with the stirring member between the reaction vessel and a washing unit for washing the stirring member, a vibrating unit for vibrating the stirring member in a washing pool of the washing unit and in the reaction vessel and a control unit operatively connected to these units, respectively, for controlling operations of the respective units. The moving unit includes a waiting time setting element for setting a predetermined waiting time between the movement of the stirring member from the vertical and horizontal movements thereof.


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