FILM CHAMBER HAVING DOUBLE FILM

The invention relates to a film chamber 10 which has a film chamber wall for testing the sealing tightness of a gas-filled test specimen 38, which film chamber wall defines a chamber volume 32 for holding the test specimen 38 and has a first vacuum connection 28 for evacuating the chamber volume 32...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	WETZIG, Daniel
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	MEASURING PHYSICS TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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Beschreibung
Zusammenfassung:	The invention relates to a film chamber 10 which has a film chamber wall for testing the sealing tightness of a gas-filled test specimen 38, which film chamber wall defines a chamber volume 32 for holding the test specimen 38 and has a first vacuum connection 28 for evacuating the chamber volume 32 by means of a first vacuum pump 30 connected to the first vacuum connection 28, wherein at least a portion of the film chamber wall has a flexible film 12, 14, characterized in that the film 12, 14 has two layers 20, 22 arranged adjacent to each other which surround an evacuable film interspace 26.