|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||98/345 ; 98/941|
|발명자 / 주소|
|인용정보||피인용 횟수 : 27 인용 특허 : 5|
A ventilator having a housing containing a plurality of electric fan units, each of which is mounted in an air channel provided in the housing for directing air through the ventilator. Within the housing, the air channels are formed by cowlings which surround the individual fan unit. The ventilator also includes a filter element mounted on the housing to filter air moved through the ventilator channels by the fan units. The ventilator further includes a controller featuring a plurality of switches and an electrical network for electrically connecting the...
A ventilator having multiple modes of operation for selectively, moving air associated with a space in a plurality of direction, the ventilator comprising: structural means for forming a ventilator housing assembly; conduit means located internally of the housing for forming a plurality of separate air channels, the channels having like ends disposed in association with one another; a plurality of electric fan means each of which is disposed in an air channel for selectively moving air therethrough; filter means for filtering air which moves through the ...