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:
May. 02, 2006
Filed:
Sep. 29, 2000
Applicant:
Bernhard Dehmer, Rastatt, DE;
Inventor:
Bernhard Dehmer, Rastatt, DE;
Assignee:
Agilent Technologies, Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/044 (2006.01);
U.S. Cl.
CPC ...
Abstract
A valve for liquid separation, especially for analytical or preparative liquid chromatography, includes a valve body having an inlet and at least two outlets connected to the inlet for a flow of liquid. The valve body includes a sealing element having shut-off surfaces for alternately shutting off the outlets. The shut-off surfaces face away from each other and have the shape of a cone segment or spherical segment.