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| Number | Title | Issue Date |
| 7442121 | Textile ducts A textile duct for an air circulation system, the duct having an inner gas-permeable layer and an outer gas-impervious layer, and one or more spaces therebetween. An air circulation system having one or more ducts and one or more air treatment units and/or air handl... | 10/28/2008 |
| 7238106 | Air delivery system The present invention relates to a system for delivering temperature and flow rate controlled warmed air to outlets for use in various apparatus. The system is typically in residential structures, such as homes, but could easily be adapted for apartment buildings as... | 07/03/2007 |
| 7234317 | Air tunnel diverter and method of installing same An air tunnel diverter for a refrigeration unit includes one or more leg members secured to a hub. The hub is generally formed to include a fitting through which cooler air is passed to the leg member and routed into the desired locations within the refrigerated spa... | 06/26/2007 |
| 7210995 | Roof air make-up for exhaust of fire smoke A system for introducing make-up air into a building from above the roof for smoke control includes air shafts extending from the roof into a space in the building below a layer of smoke. The air shafts can be rigid or can be made of a flexible material which folds ... | 05/01/2007 |
| 7201650 | Air vent for a ventilation system An air vent for a ventilation system in a vehicle is disclosed that has an air circulation chamber (1) defined by a housing (9) that has a generally bulged shape. An inflow duct (2) is connected to this housing and opens into the circulation cha... | 04/10/2007 |
| 7185504 | Air conditioner An operational air conditioning mode is allowed to set to a temperature uniformization mode and a spot air conditioning mode, and is selectively switched between these modes automatically by a control means (53) or manually. In such an embodiment, a comfortab... | 03/06/2007 |
| 7137880 | Ventilation duct for vehicles A vehicle ventilation duct includes a duct body, a conduit, a sound absorption chamber, a transmission opening communicating the conduit with the sound absorption chamber, and an air-permeable member closing the transmission opening permeably. The duct body is dispo... | 11/21/2006 |
| 7037188 | Systems for delivering conditioned air to personal breathing zones A system to significantly improve the air quality in a personal breathing environment. The system includes a blower unit that produces a conditioned air flow, a delivery system that delivers air provided by the blower unit to a person's breathing zone, and a conduit... | 05/02/2006 |
| 7022011 | Air duct expander An apparatus for directing air away from a register grill includes a shroud covering that is applied over the grill and a flexible conduit that is attached over an opening provided in the shroud. The flexible conduit is used to discharge air away from the grill wher... | 04/04/2006 |
| 6963488 | Device to convey the cool air from an air-conditioner into a computer A device to convey the cool air from an air-conditioner into a computer includes an air-conditioner having an air vent on right side including a plurality of louvers on upper portion, a partition on lower portion, at least a tubular adapter projected outward from th... | 11/08/2005 |
| 6960130 | Fabric air duct with directional vent A fabric air duct of an HVAC system includes a discharge air register with an air deflector that extends along the length of the duct. Rotating or twisting the deflector adjusts the volume and/or direction of the air being discharged from the register. Even though t... | 11/01/2005 |
| 6958011 | Pliable air duct with dust and condensation repellency A fabric air duct with main discharge openings includes additional, much smaller openings that help ventilate the surface of the duct. Ventilating the surface of the duct with a slight yet even amount of airflow helps inhibit the accumulation of condensate and dust ... | 10/25/2005 |
| 6953396 | Fabric flow restriction and method for conveying a volume of air A fabric flow restriction and method for conveying a volume of air through a fabric duct prevents the violet popping that may occur with a fabric duct upon start-up. The fabric ducts are air permeable and/or include discharge openings that evenly disperse supply air... | 10/11/2005 |
| 6899615 | Conical air filter An air duct system includes a conical fabric filter disposed within a cylindrical air duct. In some embodiments, both the filter and the air duct are inflatable. A fabric collar and a pair of zippers not only allow the filter to be readily removed for cleaning, but ... | 05/31/2005 |
| 6852025 | Vertical ventilator for outdoors and/or indoors Based on a hollow column (1), terminating at the bottom in a baseplate (2) and at the top in a core (3) from which vanes (4-4′), also hollow and connected with the column (1), emerge; a motor-fan (6-7) is installed in the ... | 02/08/2005 |
| 6843717 | Automobile vent extender An automobile vent extender that decreases discomfort by allowing hot and cold air to be directed from an automobile vent directly onto a body portion of an automobile passenger. Preferably, the automobile vent extender removably attaches to a vent diffuser embedded... | 01/18/2005 |
| 6776710 | Vent structure for slotted outlet with uniform velocity profile A vent structure comprises an inlet-connector section, an outlet section, and a transition section between the inlet-connector section and outlet section. The inlet-connector section is at an inlet end of the vent structure and is adapted for connection with an inle... | 08/17/2004 |
| 6669552 | Telescopic ventline An apparatus and method for ventilating tunnels and other confined spaces. The apparatus includes a telescopic ventline assembly. The telescopic ventline assembly includes a plurality of tubes wherein each inner tube or first intermediate tube is slidably... | 12/30/2003 |
| 6663483 | Cold and hot air blowing device for construction machinery To provide a cold/warm air outlet assembly for construction a machine, said assembly being capable of fully meeting desires on the comfort of a working environment of an operator under air conditioning and use of air conditioning for a multiplicity of pur... | 12/16/2003 |
| 6626754 | Conical air filter An air duct system includes a conical fabric filter disposed within a cylindrical air duct. In some embodiments, both the filter and the air duct are inflatable. A fabric collar and a pair of zippers not only allow the filter to be readily removed for cle... | 09/30/2003 |
| 6616524 | Raised floor air handling unit A raised floor air handling system for use in a building that is used in combination with and set into an elevated floor assembly that is mounted on a principal floor of a building so as to provide an air plenum between the two floors. An air handling ass... | 09/09/2003 |
| 6602128 | Clean air room with a blower including a HEPA filter and ducts A system which easily changes a positive pressure space to a negative pressure space or vice versa. The system includes at least one space divider which forms first and second closed spaces. A blower, and blower duct combination in the first space is conn... | 08/05/2003 |
| 6565429 | Supply air terminal A supply air terminal designed for installation in an opening (3) in a wall (5) of a ventilation duct (7). The supply air terminal (1) extends in the duct (7) with a part (9) shaped to be able to take up part of the air flow transported in the duct and tr... | 05/20/2003 |
| 6565430 | Pliable air duct with dust and condensation repellency A fabric air duct with main discharge openings includes additional, much smaller openings that help ventilate the surface of the duct. Ventilating the surface of the duct with a slight yet even amount of airflow helps inhibit the accumulation of condensat... | 05/20/2003 |
| 6558250 | Fabric flow restriction and method for restricting a fabric duct A fabric flow restriction and method for adjusting the flow resistance through a fabric duct enables balancing the airflow through a network of fabric ducts. The fabric ducts are air permeable and/or include discharge openings that evenly disperse supply ... | 05/06/2003 |
| 6558249 | Air diffuser fabric and air diffusers formed therefrom A air diffuser fabric made from a fabric containing generally fire resistant fibers is provided. In particular, the air diffuser fabric is made from fire resistant polyester fibers. In one embodiment, the air diffuser is tubular-shaped and has a plurality... | 05/06/2003 |
| 6540605 | Air circulating method and device A method for circulating the air contained within an enclosure so as to reduce the vertical air temperature stratification. The method includes the steps of positioning a piece of furniture within the enclosure so as to create an air circulating conduit. ... | 04/01/2003 |
| 6511373 | Cornice duct system An energy efficient air distribution system placed within the conditioned space of a building comprising a duct having an interior volume for conducting air. One of the exterior surfaces may have an ornamental design providing the impression the device is... | 01/28/2003 |
| 6511372 | Apparatus for controlling gas flow in thermodynamic environmental testing devices A gas flow regulator comprises a gas passage duct that can be axially repositioned and rotationally reoriented relative to a chamber wall for controlling the flow rate of gas from one side of the wall into an interior volume on an opposite side of the wal... | 01/28/2003 |
| 6435963 | Barrier device to surround air delivery structures Devices, methods of using the devices, and kits are described that provide a protective barrier device between an air delivery structure of an air conditioning unit and the ceiling components that are adjacent to the air delivery structure. The device is ... | 08/20/2002 |
| 6347992 | Ductwork air freshener apparatus A ductwork air freshener apparatus for distributing fresh air evenly throughout the building using the existing air ducts of the environmental control system. The ductwork air freshener apparatus includes a housing assembly designed for mounting to the du... | 02/19/2002 |
| 6318113 | Personalized air conditioned system The invention involves the personal air conditioning of individual workstations in an open office space layout. The individual workstation's air is supplied by a major air plenum located under a horizontal surface of the workstation. The conditioned air i... | 11/20/2001 |
| 6280320 | Frame to support a deflated fabric air duct A flexible air duct is provided for conveying and distributing a source of forced air to a room or other area of a building. The air duct includes a flexible outer casing made of an air permeable fabric that evenly disperses the air into the room. To prev... | 08/28/2001 |
| 6261174 | Air flow control apparatus and method An apparatus for controlling a flow of air from an air supply into a room having a floor, a ceiling, a wall, and a vertically extending passage disposed in the wall that communicates with the air supply and that extends from adjacent the floor to adjacent... | 07/17/2001 |
| 6251007 | Transition inlet diffuser An air diffuser plenum for use with climate control systems to direct air to desired locations within the interior of a building. An inlet receives air from the climate control system. Within the air diffuser plenum is a cavity which receives the incoming... | 06/26/2001 |
| 6248014 | Self-contained activity module A self-contained activity module comprises a base assembly, a first service housing and distribution unit positioned on the base comprising walls forming at least one service passage, and a second service housing and distribution unit positioned on the fi... | 06/19/2001 |
| 6206778 | Air diffuser plenum An air diffuser plenum for use with climate control systems to direct air to desired locations within the interior of a building. An inlet receives air from the climate control system. Within the air diffuser plenum is a cavity which receives the incoming... | 03/27/2001 |
| 6174231 | Air outlet device for a microcomputer CPU Air exit device of a microcomputer central unit, characterized by the fact that it comprises a support (3) to be fixed around the microcomputer housing ventilation air exit opening (2), an orientable guide tube (4, 4A, 4B) linked to the support (3), and a... | 01/16/2001 |
| 6135877 | Box- or screen-like supply air terminal device and a nozzle module or nozzle unit therefor A supply air terminal device (1) of box-like or screen-like construction has a front wall (5) in which there are disposed a plurality of groups (10) of slots (7) with the groups and the slots in each group mutually spaced apart. Each group of slots is all... | 10/24/2000 |
| 6117005 | Air conditioning extender system An air conditioning extender system including a flexible, air-impermeable tube fabricated of plastic. The tube has an input end and an output end and a circumference essentially equal to the circumference of the air conditioner output duct. The tube has a... | 09/12/2000 |
