| 摘要 |
<p>AN AIR FILTRATION SYSTEM (116, 200) INCLUDES A HOUSING (201) THAT IS INTERCHANGEABLY POSITIONED WITHIN A PLENUM (108) THAT IS IN FLUID COMMUNICATION BETWEEN THE HOUSING (201) AND A ROOM. A FAN (120, 214) IS POSITIONED WITHIN THE HOUSING (201) AND CONFIGURED TO DRAW CONTAMINATED AIR FROM THE PLENUM (108). AT LEAST ONE FILTER (122, 216) MEMBER IS POSITIONED WITHIN THE HOUSING (201) AND CONFIGURED TO FILTER THE CONTAMINATED AIR. A FLEXIBLE DUCT (126, 220) IS CONFIGURED TO CHANNEL FILTERED AIR FROM THE HOUSING (201) TO THE ROOM (102). THE FLEXIBLE DUCT (126, 220) IS CONFIGURED TO ENABLE THE INTERCHANGEABILITY OF THE HOUSING (201). THE MOST ILLUSTRATIVE DRAWING IS</p> |
