Patent ID: 8192516

Claim:
A filter cassette magazine for receiving filter cassettes which gather fine particles comprising: a body part for storing the filter cassettes; a lid insertion-coupled to an upper end of the body part; a filter cassette holding part having a first stopping projection which is formed on an inner peripheral surface of an upper end thereof in such a manner that the lower end of the body part is inserted and coupled thereto, a plurality of through holes formed on a lower end thereof, and supporting beads inserted into the through holes, the supporting beads supporting the filter cassettes; a bearing formed on an outer peripheral surface of the lower end of the filter cassettes where the through holes are formed; and a mounting part having a second stopping projection formed on an inner peripheral surface thereof so as to seat the bearing, and a stopping part formed on an outer peripheral surface thereof due to step, the mounting part being coupled to be moved up and down in the lower end of the filter cassette holding part.