Air purifier and humidifier

Claim 1

An air purifier adapted to be mounted in an open window of a room, comprising: a. a casing having substantially parallel side walls, one of said side walls constituting an air inlet wall on one of the sides of the casing, the opposite side wall being imperforate; b. a top wall, said top wall being imperforate along a portion of its width and having a regulatable air outlet opening formed therein adjacent said imperforate side wall, and means to vary the size of said outlet opening; c. means in the interior of the casing for causing air entering the casing to flow therethrough and to exit from said casing through said air outlet, said means including removeable wick means for separating dust, dirt and pollen from the air, said wick means being disposed to extend upwardly from adjacent the bottom of the casing and at an angle with respect to the plane of said air inlet wall; d. a vane depending downwardly at an angle from said top wall adjacent the upper end of said first-named side wall and extending in a direction toward said wick means; and e. means mounted on the exterior surface of the casing and extending longitudinally thereof substantially midway of its transverse dimension, said last-named means being constructed to enable the casing to be supported on the sill of an open window in a position such that said casing does not protrude into the interior of said room a distance greater than about one-half of said transverse dimension, said casing being constructed of two separate parts, one of said parts being separable from the other longitudinally of the casing substantially midway of said transverse dimension and along the ends of the casing, said regulatable air outlet opening being disposed on the portion of said top wall which is disposed adjacent said imperforate wall.