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:
Mar. 26, 1996

Filed:

Jun. 17, 1993
Applicant:
Inventors:

Meinrad Hofstetter, Felsberg, CH;

Klaus Leckebusch, Masein, CH;

Armin Panzer, Trin, CH;

Assignee:

Boehringer Mannheim GmbH, Mannheim, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
436518 ; 422 63 ; 422 64 ; 422 67 ; 4352872 ; 436 45 ; 436 47 ; 436 50 ; 436 54 ; 436527 ; 436531 ; 436807 ; 436809 ;
Abstract

The unit has three rotors, namely a reagent rotor (1), a sample rotor (2) and a reaction rotor (3). Each rotor has seats for vessels, which are arranged in circles about the respective rotor axis. At least two of the rotors (1, 2) are arranged concentrically to one another. The rotors can be brought into a plurality of rotating positions in which at least one of the openings (5b, 7b, 8b) is located in a predetermined liquid handling position (LH position). A liquid handling unit (LH unit) comprises a liquid transfer needle (18) which is movable by a transfer needle moving apparatus in such a way that the movement path (23) crosses at least one LH position of each circle of openings (5b, 7b, 8b) on each rotor (1, 2, 3). It thus become possible with a simply designed layout to carry out a wide range of heterogeneous immunological analyses in a flexible manner.


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