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:
Dec. 24, 2019
Filed:
Mar. 12, 2015
Applicant:
Inficon Gmbh, Cologne, DE;
Inventors:
Daniel Wetzig, Cologne, DE;
Silvio Decker, Cologne, DE;
Assignee:
INFICON GmbH, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 3/32 (2006.01); G01N 21/3504 (2014.01); G01N 21/49 (2006.01); G01N 21/64 (2006.01); G01N 21/65 (2006.01); G01N 21/03 (2006.01);
U.S. Cl.
CPC ...
G01M 3/3218 (2013.01); G01M 3/3209 (2013.01); G01M 3/3281 (2013.01); G01N 21/3504 (2013.01); G01N 21/49 (2013.01); G01N 21/64 (2013.01); G01N 21/65 (2013.01); G01N 2021/0364 (2013.01); G01N 2021/6482 (2013.01); G01N 2021/651 (2013.01);
Abstract
A method for a tightness test of a test piece () in a test chamber () whose wall is at least partly made of a flexible material, wherein said test piece is introduced into said test chamber and said test chamber is then evacuated, is characterized in that the tightness test is performed by measuring the gas density inside said test chamber () in the area outside said test piece ().