Constant velocity air foil

摘要: An air-conditioning unit including a centrifugal blower for centrifugally blowing air having generally horizontal axis rotation and scroll an elongated discharge plenum above the guide about directing exiting to through port first second ends. The has radius from rotational of fan which increases cutoff point near end port. also curved foil located side toward leading edge trailing in effective divert portion equally distribute across plenum. intersects lateral center foil. Preferably, air-foil is either forwardly or double-curved.