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Application filed by Maritsukusu Kk, Seiwa Seimitsu Kogyo KkfiledCriticalMaritsukusu Kk
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Publication of TW369593BpublicationCriticalpatent/TW369593B/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
This invention relates to an intake fan apparatus having a reverse fan for use indoors of apartment buildings and others having opposite rotation blades in reverse rotation as intake fan apparatus having a reverse fan, providing an intake fan apparatus for obtaining desired air volume, formed by an air fan that leads indoor air to the outdoor air duct as an air flow channel, and an air fan disposed in the air channel, featuring: said air fan formed by the reverse fan disposed in said air flow direction crossing the opposite blade in reverse rotation, for the outdoor end disposed in said air flow channel taking indoor air for discharge outdoors.
TW085101747A1996-02-071996-02-12Intake fan apparatus having a reverse fan
TW369593B
(en)