|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||165/53 ; 62/2591 ; 62/DIG ; 16 ; 248/237|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 10 인용 특허 : 6|
A retrofit assembly for adapting two replacement rooftop air handling units to a multizone installation that originally had only one air handling unit. The two replacement units include one heating unit and one cooling unit, while the original unit typically had provided both heating and cooling to several zones in the building. The retrofit assembly includes a valve manifold and a curb adaptor that make it possible to use the building\s existing roof curb and air ducts. The curb adaptor supports the cooling unit on top of the existing roof curb and incl...
An assembly for retrofitting two replacement air handling units to a building\s existing roof curb, existing supply air ducts, and existing return air duct which were associated with a previous air handling unit serving multiple zones, said assembly comprising: a. an adaptor frame of generally rectangular shape, including means for supporting one of the replacement air handling units atop the existing roof curb and further including a return air passage for conveying return air from the existing return air duct to a return air inlet in said one of the re...