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. 07, 2017
Filed:
Dec. 28, 2012
Applicant:
Inficon Gmbh, Köln, DE;
Inventors:
Daniel Wetzig, Köln, DE;
Silvio Decker, Köln, DE;
Assignee:
Infinicon GMBH, Köln, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 3/32 (2006.01); G01M 3/36 (2006.01); G01M 3/38 (2006.01); G01M 3/40 (2006.01);
U.S. Cl.
CPC ...
G01M 3/36 (2013.01); G01M 3/3218 (2013.01); G01M 3/3281 (2013.01); G01M 3/38 (2013.01); G01M 3/40 (2013.01);
Abstract
The invention relates to a simplified method for detecting leaks on a non-rigid test specimen, comprising the steps of: introducing the test specimen into a film chamber, lowering the pressure in the film chamber outside of said test specimen, and detecting a leak in the test specimen on the basis of a spatial change in the film of said film chamber.