公开(公告)号：US20240130057A1

公开(公告)日：2024-04-18

申请号：US17968484

申请日：2022-10-18

申请人： TOSHIBA INTERNATIONAL CORPORATION

发明人： Walter Campos ,  Mike Daskalos ,  Enrique Martinez

IPC分类号： H05K5/02 ,  H05K7/20

CPC分类号： H05K5/0213 ,  H05K5/0217 ,  H05K7/20145

摘要： A ventilation system for an electrical equipment enclosure is provided. The ventilation system includes a first vent disposed at an interior of the enclosure; a second vent disposed at an exterior of the enclosure and located away from the first vent along an air flow path, which may be circuitous; at least one inner shutter held in an open position with respect to the first vent; and at least one outer shutter held in an open position with respect to the second vent; the at least one inner shutter and the at least one outer shutter each being configured to automatically transition from an open position to a closed position in response to air pressure increase.