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:
Nov. 11, 2003
Filed:
Nov. 17, 2000
Egmont Rohwer, Lynnrodene, CG;
Ralf Zimmermann, Munich, DE;
Hans Jörg Heger, Munich, DE;
Ralf Dorfner, Munich, DE;
Ulrich Boesl, Landshut, DE;
Antonius Kettrup, Ansberg, DE;
GSF-Forschungszentrum für Umwelt und Gesundheit GmbH, Oberschleissheim, DE;
Abstract
In a gas inlet structure for an ion source, including a capillary for the admission of a sample gas, which capillary is disposed in a guide tube for discharging a sample gas into the guide tube, the guide tube has an open end disposed in the ion source. The guide tube includes a valve for the pulsed admission of a carrier gas to the guide tube. The guide tube, the valve and the capillary are supported in a sealed support housing from which the guide tube with the capillary disposed therein projects into the ion source for supplying thereto the sample gas in a pulsed manner.