Patent ID: 9095801
Filing Date: 2015-08-04
Classification: B01D

Abstract:
1. A test apparatus ( 1 ) for automatically carrying out an integrity test on a filter device ( 3 ) having a filter housing ( 5 ) with a filter material ( 13 ) in an interior of the filter housing ( 5 ), a fluid inlet ( 7 ), a fluid outlet ( 9 ) and a venting port ( 11 ) at a location on the filter housing ( 5 ) spaced from the fluid inlet ( 7 ) and the fluid outlet ( 9 ), the venting port ( 11 ) being at a location on the filter housing ( 5 ) to prevent fluid in the filter housing from flowing through the venting port ( 11 ) while providing gas flow into or out of the filter device ( 3 ), the test apparatus ( 1 ) comprising: an external filter integrity testing device ( a valve unit (