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Ventilation > Having Both Inlet And Outlet Airways > Pressure Regulation Pressure RegulationPressure Regulation patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/07/06 - 20060199520 - Ventilation system and pressure intensifying apparatus A ventilation system and a pressure intensifying apparatus can smoothly supply air to an indoor room by increasing required air volume and external static pressure. The ventilation system includes: a duct branched into at least rooms; a ventilator connected to the duct, for selectively or simultaneously exhausting indoor air and ... 09/07/06 - 20060199519 - Pressurized air-filter container for mounting on a laser engraver A pressurized air-filter container for mounting on a laser engraver, the structure includes a body container, an electric fan and at least a lens stand disposed within the body container for that a lens can be mounted thereon. An air inlet and air outlet is each located on lateral sides ... 09/07/06 - 20060199518 - Recreation room and method for controlling the atmosphere in the room The invention concerns a method of adjusting a room air in a first room wherein the room air is supplemented continuously or at recurring intervals of time by nitrogen or a nitrogen-bearing, carbon dioxide-poor gas mixture in such a way that the proportion of oxygen in the room air is ... ### FreshPatents.com Support |