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:
Jul. 19, 2011
Filed:
Apr. 27, 2006
Applicants:
Daniel Wetzig, Cologne, DE;
Werner Grosse Bley, Bonn, DE;
Peter Lang, Bonn, DE;
Stefan Mebus, Cologne, DE;
Inventors:
Daniel Wetzig, Cologne, DE;
Werner Grosse Bley, Bonn, DE;
Peter Lang, Bonn, DE;
Stefan Mebus, Cologne, DE;
Assignee:
Inficon GmbH, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sniffer leak detector comprising a detector with a quartz window, the window being selectively permeable to a tracer gas. The quartz window is located in a suction chamber that is connected to a vacuum pump. To reduce the response time, a gas guidance plate is situated in the suction chamber, the guidance plate and quartz window together delimiting a narrow gas guidance chamber.