초록 ▼

A portable room air filter includes a cabinet with an open bottom. A blower mounted atop a filter chamber is located at the bottom of the cabinet. The filter chamber receives one or more air filter modules. The air filter modules may include a filter media layer having opposed major surfaces and baf

A portable room air filter includes a cabinet with an open bottom. A blower mounted atop a filter chamber is located at the bottom of the cabinet. The filter chamber receives one or more air filter modules. The air filter modules may include a filter media layer having opposed major surfaces and baffle members for directing air flow generally parallel to the major surfaces.

대표청구항 ▼

A portable room air filter comprising: a cabinet having opposed bottom and top ends and at least one sidewall therebetween, forming an enclosure defining an opening at the bottom end for air flow communication with the enclosed interior of the cabinet; aperture means in the cabinet sidewall remote f

A portable room air filter comprising: a cabinet having opposed bottom and top ends and at least one sidewall therebetween, forming an enclosure defining an opening at the bottom end for air flow communication with the enclosed interior of the cabinet; aperture means in the cabinet sidewall remote from the opening for air flow communication with the enclosed interior of the cabinet; an air filter chamber enclosing the opening at the bottom end of the cabinet and defining a passageway for air flow therethrough into the cabinet interior; blower means between the air filter chamber and the cabinet interior having an intake at the air filter chamber passageway and a discharge below said aperture means directed toward the cabinet interior; an air filter in the air filter chamber including at least one filter media layer having opposed major surfaces facing the blower means and the cabinet opening respectively; and said air filter further comprising baffle plates on either side of the filter media layer facing the opposed major surfaces thereof, being imperforate except for defining air flow openings through the filter, said baffle plates directing air inducted by said blower means along a path through said filter media, said path having major portions extending in directions generally parallel to the filter media major surfaces.