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:
Jan. 24, 1995

Filed:

Mar. 23, 1993
Applicant:
Inventors:

Toshihiro Ootani, Kobe, JP;

Takayoshi Izumi, Kobe, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
422 63 ; 422 65 ; 422100 ; 422104 ; 436 43 ; 436 47 ; 436 48 ; 436 49 ;
Abstract

An apparatus for aspirating and discharging a specific volume of liquid sample, such as specimen and reagent, has a reaction plate serving a holding function and having a plurality of reaction containers, is provided which is low in cost and compact in design. On one side of a belt applied on two pulleys driven by one driving source an arm for holding a pipet is provided, while a reaction plate holding part is mounted on the other side of the belt (112), thereby constructing an apparatus for aspirating and discharging a liquid sample. When the arm ascends, the holding part descends, and when the arm descends, the holding part ascends. Thus, the arm and holding part are moved mutually in opposite directions by one driving source.


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