Patent ID: 6267793
Filing Date: 2001-07-31
Classification: B01D,E04B,F24F

Abstract:
A clean room ceiling system for a clean room comprising a generally closed space having a workspace and an air supply thereto, said system including a filter unit having a predetermined shape and comprising a frame and filter media sealed within said frame, and a filter unit support adjacent said frame for supporting said filter unit adjacent said workspace, said filter unit support comprising plural sets of cooperating latch and keeper fasteners carried by said filter unit frame and said filter unit support, each said latch having a shoulder by which said latch is deflectable in pivoting relation by its said cooperating keeper to pass said keeper, each said latch being mounted to pivot in a plane parallel to said filter unit side carrying said latch, each said latch being biased against said deflection and adapted to return to an undetected position in keeper-engaged relation to block separation of said filter unit from said filter unit support after passing said keeper.