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:
Oct. 13, 2026
Filed:
Dec. 30, 2021
Inficon Gmbh, Cologne, DE;
Daniel Wetzig, Cologne, DE;
Maximilian Reismann, Cologne, DE;
Josef Grenz, Cologne, DE;
Hendrik Van Triest, Cologne, DE;
INFICON GMBH, Cologne, DE;
Abstract
The invention relates to a film chamber () for testing the sealing tightness of a test specimen containing a test fluid, the film chamber comprising: at least one vacuum connection () which can be connected to a vacuum pump () and a gas detector (); at least one flexible wall region () that defines a film chamber volume; and a frame () that surrounds the flexible wall region () on the outside in order to seal the film chamber volume. The film chamber is characterized in that: the vacuum connection () is located in a region arranged centrally with respect to the frame () and is radially outwardly surrounded by the frame (); and at least one gas inlet () for supplying a carrier gas is located in the region of the outer frame in such a way that the carrier gas flows through the gas inlet through the film chamber volume along the flexible wall region () radially from the outside inwardly to the vacuum connection ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile