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.
Patent No.:
Date of Patent:
Oct. 23, 2001
Filed:
Jan. 28, 1999
Applicant:
Inventors:
Assignee:
Jasco Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/42 ;
U.S. Cl.
CPC ...
G01J 1/42 ;
Abstract
A UV detector for liquid chromatography is equipped with a light source; a flow cell having a light entrance side and a light exit side; a first optical system for shining light from the light source into the flow cell so as to form an image roughly at the light exit side of the flow cell or at a position outside the flow cell at a prescribed distance away from the light exit side thereof; a light detector; a second optical system for directing light exiting the flow cell to the light detector; and a truncated cone shaped sample chamber formed in the flow cell along the axial direction thereof, with the base of the truncated cone being positioned at the light entrance side of the flow cell.