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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0731251 (2000-12-07) |
발명자 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 11 |
A room ventilation air inlet is mounted in a wall or ceiling to operate in conjunction with a central vacuum system as a suction source. Activation of a suction source connected by conduit to the inlet draws air from the room, removing odor and moisture. The air inlet has a valve to seal and open th
1. A room air exhaust system for a room having walls comprising:a suction inlet carried in a housing which is mounted in a wall of a room, said inlet having a valve means with open and closed positions for permitting and sealingly interrupting a flow of air through said inlet; a grill carried by sai
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