Abstract: An information handling system may include a chassis and a variable venting assembly comprising a wall having a plurality of spaced venting holes and an adjustable venting block mechanically coupled to the wall via an axis of rotation and having a plurality of spaced blocking fins such that as a position of the adjustable venting block varies, an overlap between the spaced blocking fins and the spaced venting holes varies.

Abstract: A vaneless ventilation system includes a rigid duct and a vent assembly in fluid communication with the duct. The vent assembly includes a rigid housing defining an outlet, a bendable duct disposed inside the rigid housing, a linkage assembly coupled to the bendable duct to allow deflection of the bendable duct upon movement of the linkage assembly, and an actuation mechanism coupled to the linkage assembly, wherein actuation of the actuation mechanism causes the linkage assembly to move, thereby deflecting the bendable duct.

Abstract: A flow of air through a diffuser (10) is controlled by controlling the volumetric flow rate of the flow of air in a control passage, directing the air through a diffusion flow passage, and then either diffusing the air in a first, normal direction, or occasionally diffusing it in a second direction, to dump the air into a room. The air is dumped by operating a dump mechanism (26) to displace a dump element (28,46) from a first diffusion position in which the flow of air is directed in the first diffusion direction, along a ceiling, to a second diffusion position in which the dump element (28,46) redirects the flow of air to dump it.

Abstract: An air blower device includes: a blow-out portion A having an outlet A opening in a meter peripheral region to blow out air from an air sending device to the vehicle rear side through an inner side of a steering wheel provided between the meter panel and the driver's seat in a vehicle front-rear direction, wherein the meter peripheral region includes: a portion, which is other than a meter in a meter panel provided on a vehicle front side of a driver's seat in a compartment; and a meter hood provided to spread in a vehicle width direction above the meter panel and protruding to a vehicle rear side farther than the meter panel; and a blowing direction regulation device provided to the blow-out portion A, having an air guiding surface A along which air blown out from the outlet A flows, and regulating a blowing direction of air blown out from the outlet A by changing an angle of the air guiding surface A.

Abstract: Airflow control devices are provided that may be employed in passenger transport vehicles (e.g., passenger transport aircraft, trains, buses, automobiles and the like) that allow individual passengers to selectively control direction and volume of incoming airflow to thereby enhance passenger comfort. According to certain embodiments, passenger airflow control devices are provided with an open-ended domed shell, a receiver immovably fixed to an upper end of the shell and a central air distributor assembly operatively connected to the receiver for receiving an incoming airflow and discharging the airflow to a passenger.

Abstract: Disclosed herein is a decorative panel for a ceiling-mounted indoor unit of an air conditioning device, and the panel is configured to improve the design of a suction grill without increasing the number of manufacturing process steps. The decorative panel includes: a panel body having a suction port; and a suction grill attached to the suction port of the panel body. The suction grill has a grill body which is formed in the shape of a grid to have a large number of suction holes and is positioned over the suction port. A large number of recesses are formed in a lower surface of the decorative panel so as to be arranged along, and to surround, the grill body.

Abstract: A flooring element is used in a raised floor having removable flooring panels and a supporting structure and having a load bearing surface. The flooring element includes a roll of flexible sheet material mounted on the flooring element. The flooring element may include a flooring stringer or an insert. After removal of an overlying flooring panel to reveal an opening to a sub-floor void, the roll of flexible sheet material may be extended from the roll and affixed to an attachment means at an opposite side of the opening so as to substantially cover the opening and provide a warning of a removed panel.

Abstract: A floor vent including a grille defining a plurality of vent openings and cross-members therebetween, and one or more pins corresponding to a respective one or more of said cross-members, wherein each of the one or more pins may be either (a) contained within the respective cross-members, or (b) affixed to the respective cross-members, and wherein the one or more pins are formed of material or materials that are substantially stronger than the material or materials of which the respective cross-members are formed, to provide for strengthening the respective cross-members.

Abstract: Systems and methods for a vent are described herein. In some embodiments, a vent may be configured to be positioned in an opening in a surface. The vent may include flexible members configured to inhibit extraction of the vent from the opening once positioned in the opening. The vent may include at least one vane. The vanes may rotate such that, during use, the vanes function to control the direction of fluids conveyed through the vent. In some embodiments, vane(s) may include at least one anti-uncoupling device on a vane to prevent overly exerted forces applied onto the vane by a vent operator from uncoupling the vane from its mating frame axle.

Abstract: A flow limiter comprises a line segment with an air inlet and an air outlet and at least one resistance element. The resistance element is positioned within the line segment and impresses a predetermined flow resistance on an air flow that extends from the air inlet to the air outlet. Preferably, the resistance element extends at least in part in an axial direction of the line segment. Such a flow limiter is used to adjust an air volume flow and comprises particularly low generation of intrinsic noise.

Abstract: A rear windshield with protection box for electronic components is described. The rear windshield has a car body connection fastened to a windshield, a protection box fastened on the car body connection, a protection box base body, a protection box cover, and a foam encapsulation of the car body connection. The foam encapsulation seals off and fixes the protection box base body at the car body connection.

Abstract: A mounting flange for attaching an HVAC air diffuser terminal in an opening in a floor or other mounting surface. The mounting flange includes a trim ring and a flange clip. The flange clip is adjustably and movably received in a slot defined a side of the trim ring. A pawl on the flange clip engages with ratchets defined in a surface of the trim ring adjacent to the slot to maintain the flange clip in selected position relative the underside of a floor. The air diffuser terminal is secured in the floor opening between gripping surfaces on the flange clip and the trim ring. An optional screw operably connects the flange clip with the trim ring so that the diffuser may be securely tightened in the floor opening.

Abstract: An inlet valve for a central vacuum cleaning system having a central vacuum motor connected to a piping network, is disclosed. The inlet valve includes a main body having an air inlet passageway formed therethrough and a pipe connector to connect the air inlet passageway of the inlet valve to the vacuum piping. An outer door is provided which is pivotally mounted to the main body on an opposite side to said connector and an inner door is provided which is pivotally mounted to said main body at one end between the outer door and the main body and seals the air inlet passageway when the inner door is in a closed position. A releasable latch is operatively connected to the outer door to keep the outer door and the inner door closed on the front of the valve when the inlet valve is not in use and a spring is provided to cause the inner door and the outer door to open upon the latch being released.

Abstract: A bi-surfaced raised access floor panel is provided. The panel is constructed with a cross-braced framework. A generally square plate is rigidly connected to an upper surface of the framework. The plate has four corner formations and is bisected symmetrically to define first and second halves. The first halve is substantially configured as a solid load bearing surface which is adapted to support a data processing server. The second halve includes a plurality of clear perforations capable of circulating an air flow as an element of a cold aisle forming installation in a data center.

Abstract: A method, apparatus, and system in which an air dam is incorporated into an air ventilation stream of a datacenter to control the temperature of an interior space of the datacenter. The datacenter may include a raised floor in which the ventilation stream is injected through perforations within the raised floor. An air dam may be positioned at an entry region of the under floor plenum to obstruct the flow of air from a supply air plenum. The air dam is used to create a positive pressure across the raised floor at a substantially constant pressure distribution.

Abstract: An HVAC vent register duct guard, primarily used with floor register vents, that serves as an addition to a vent register cover to catch items that fall between vent slots/holes into the HVAC duct work. The design consists of a plastic formed mesh basket supported by an upper top lip surround that lets the basket operate independently of the vent register cover. These baskets are specifically sized for standard floor register openings and simply install as a one piece drop in unit underneath the regular vent register cover.

Abstract: An energy efficient cabinet toe kick vent is energy efficient, and provides HVAC ductwork for under-cabinet use wherein the ductwork enters a cabinet cavity and extends to the face of a toe-kick register. The ductwork has an inlet portion, a central body portion, and an outlet portion. The inlet portion is a round tubular member adapted for connection to an existing tubular ductwork. The outlet portion is a generally rectangular opening. The central body portion has two side walls, a top wall, and a bottom wall having an opening to receive the round tubular member. The exiting air is at a 90 degree offset from the incoming air. The bottom wall of the central body portion is at floor level, and the top wall is at a height below that of the lowermost edge of a typical base cabinet.

Abstract: A cooler for cooling hot bulk material, in which cooling gas flows transversely to the conveying direction through a bulk material bed cooling the bulk material. An apparatus carrying the bulk material bed has a ventilation floor comprised of movable planks extending in the conveying direction through which cooling gas flows. At least two adjacent planks are moved simultaneously in the conveying direction and non-simultaneously counter to the conveying direction. The planks have differently configured surfaces, on which the bulk material bed lies, in the conveying direction, and these surfaces, due to different frictional locking with the bulk material bed lying thereon, lead to differing mean transport speeds, and as a result the bulk material bed is stretched in a region of quicker conveying and compressed in a region of slower conveying. The apparatus tumbles the bulk material with vertical mixing, thereby heat is recuperated efficiently.

Abstract: A process and apparatus for improving the cooling of the attic of a building by increasing the air flow therethrough includes the use of an air diverter attached to an A/C condenser unit casing partially around the exhaust fan opening in the casing for directing air from the exhaust fan into an air stream through open space towards a building soffit. A separate air hood mounted to the building soffit captures the air stream and directs it through the soffit into the attic.

Abstract: Disclosed is a fitting. The fitting comprises a base and a cover. The base is adapted to be and secured in use to a subfloor, prior to placement of a finished floor, to frame the roughed-in duct opening. The cover is connected to the base and adapted to impede infiltration of debris into the mechanical duct during construction. The base and the cover are connected such that the cover can be relatively easily removed from the base after the finished floor has been laid.

Abstract: An air vent cover system for mounting within a duct has a pair of side walls, a top wall, and a bottom wall. The air vent cover system comprises a housing with an opening. A tensioning mechanism releasably maintains the housing within the duct by applying an outward force on two opposite walls of the duct causing the other two opposite walls to move inward against the housing. A non-pivoting, stationary grate is secured to the housing with the stationary grate having horizontal and vertical bars and the bars spaced from each other to maintain a child-sized hand from going between the bars. A cover grate is pivotally mounted to the housing and has a plurality of semi-circular slits for allowing maximum amount of air to pass therethrough. A latching mechanism secured to the housing and cooperating with the cover grate releasably maintains the cover grate against the housing.

Abstract: A multizone variable damper for air passageways having a plurality of damper zones, a plurality of opposed blades that are rotatable about a horizontal axis, a pair of blades of the plurality of blades being provided in each zone of the plurality of damper zones, and an actuator for each pair of blades, each actuator being configured to independently rotate each of the pairs of blades of the plurality of opposed blades so as to selectively and independently control a degree of openness of each of the pairs of blades of the plurality of opposed blades in each damper zone of the plurality of damper zones.

Abstract: A container data center includes a container and a number of server systems arranged in two rows. The container includes a top wall, a bottom wall opposite to the top wall, and opposite sidewalls connected between the top wall and the bottom wall. Each of the sidewalls defines an intake adjacent to the bottom wall of the container, and an outlet adjacent to the top wall of the container. Air outside the container is drawn into the container through the intake to cool the server systems. Hot air dissipated by the server systems is exhausted out of the container through the outlet of the container.

Abstract: A motorized air register, air diffuser or vent for HVAC systems in commercial and residential applications comprises a supporting frame abutting a floor, wall or ceiling and a second depending frame for enclosing a damper. The damper is motor driven from a first fully open position to a second fully closed position. The damper can be controlled remotely from a wall consol or in accordance with thermostat logic.

Abstract: A cabinet comprising a first baffle disposed so that a device may be mounted in the cabinet below the first baffle. The first baffle further disposed so as to prevent air in a front of the cabinet below the first baffle from mixing with air above the first baffle. A second baffle is disposed so as to prevent air in the first side of the cabinet below the second baffle from mixing with air in the first side of the cabinet above the second baffle. A third baffle is disposed so as to prevent air in the first side of the cabinet in front of the third baffle from mixing with air in a rear of the cabinet. A fourth baffle is disposed so as to prevent air below the device and toward a front of the fourth baffle from mixing with air in a rear of the cabinet.

Abstract: An air supply register which comprises at least one sphere, with each sphere having at least one internal conduit through which supplied air travels, where the surface of a sphere is in contact with at least one other surface which controls whether the supplied air may enter into an entrance to a conduit within the sphere, and/or exit from the conduit through an exit opening toward a room or enclosure. A mounting framework supports the at least one sphere, and includes at least one holding socket for holding a sphere. The size of individual spheres, the size and shape of the conduit, and the surface area of a sphere which is covered by a holding socket may vary.

Abstract: A diffuser for positioning in an opening of a passageway having conditioned air, the diffuser including a grate assembly, a pan assembly, and a retention assembly. The grate assembly includes an upper portion and a lower portion. The upper portion contains an aperture, a plurality of slotted sections, and a flange. The lower portion includes downwardly depending sidewalls and a stop. The pan assembly includes a tray with an aperture and a plurality of upwardly depending legs. The retention assembly couples the grate assembly with the pan assembly and contains a first member that is movable from a first position to a second position for selectively engaging the stop.

Abstract: A method and apparatus for desktop air conditioning provides conditioned air to individuals sitting at a desk. A raised floor air delivery system provides a plenum having conditioned air under the raised floor upon which the individual and their desk sit. Small ducts extend vertically up from the floor to the underneath side of the desk where they are connected to a desktop diffuser. The desktop diffuser directs air from the plenum generally horizontally across a top of the desk toward the chest and face of the individual. The desktop diffuser is low profile so as not to interfere with the surface of the desktop and its aesthetics.

Abstract: The Flush Mount or Drop In Wood And/Or Wood Composite Vent is a floor register vent that is supported by an attached rigid plate, preferably metal, with matching vent slots to allow for manufacturing vents in materials including but not limited to prefinished flooring materials with the grain running the same way lengthwise and allows use of thin materials.

Abstract: A frame apparatus capable of being flush mounted relative to a wall, ceiling or floor surface, is made up by joining linear frame sections each providing interconnected elements formed by an extrusion process. A first planar element is spaced apart from a second planar element and positioned for abutting a common surface. A first channel element is formed between the first and second planar elements. A third planar element is positioned normal to the first and second planar elements and terminates with a rib directed toward the first planar element. When mounted onto studs in a building structure, wall putty or mud may be placed into a space between the wall panels and the third planar element and with rib elements protruding from the third planar element, the mud is captured in place forming a smooth interface between the frame assembly and the surrounding wall surfaces.

Abstract: A golf putting practice device adapted to serve as a substitute for a floor vent that fits into a floor duct of a forced air circulation system of a building and includes a ball receiving enclosure and at least one flat support plate member extended outwardly from the ball receiving enclosure. The front wall of the ball receiving enclosure includes a notched portion that provides a golf ball open access to the enclosure when the device is installed into a floor duct. A plurality of apertures are formed in the support plate member to allow for air flow through the plate. A floor air vent cover includes a centrally located closed bottom depression the size of a golf putting cup for receiving and retaining a putted golf ball. The opposite ends of the cover contain air passage openings having tapered sides for directing the air flow away from said depression.

Abstract: The invention relates generally to the field of airflow boosting devices. In particular, the invention relates to a booster fan for installation into a vent opening of a duct system in a forced air circulation and delivery system. In an embodiment, the booster fan includes a register plate for covering a vent opening. An opening or openings on the register plate provide an air outlet. A housing is secured to the register plate for enclosing a crossflow fan therein. The crossflow fan is disposed adjacent and spaced from the register plate and resiliently supported at both ends. A motor is resiliently connected to the crossflow fan. The housing also has an aperture for providing an air inlet communicating with the duct system. Preferably, two arcuate air deflection panels are provided in the housing for connecting the air inlet and air outlet to form a guided air passageway.

Abstract: A vent plate for mounting in a termination receptacle for an air supply duct has an upper plate portion integrally molded with a sleeve portion having a hollow interior for receiving air from the termination receptacle and communicating with a central hole of the plate portion. The plate portion has a peripheral flange portion projecting outwardly from and surrounding the central area including a down turned edge flange so as to terminate at an outer sharp edge which is spaced axially from the plane of the front face. A separate center plate with a series of holes so as allow the air to escape is shaped and arranged to be received in the central opening and is held in place by peripheral ribs and sits against supporting abutments in the sleeve.

Abstract: A precast under floor air delivery construction is provided which includes a plurality of precast concrete system having an upper base floor surface and a lower surface, a plurality of floor panel support means bearing directly to the upper base floor surface capable of an under floor air delivery between the floor panels and the upper surface, a plurality of access floor panels connected to the support means, and a fire protection barrier applied between the concrete slabs.

Abstract: A mounting flange for attaching an HVAC air diffuser terminal in an opening in a floor or other mounting surface. The mounting flange includes a trim ring and a flange clip. The flange clip is adjustably and movably received in a slot defined a side of the trim ring. A pawl on the flange clip engages with ratchets defined in a surface of the trim ring adjacent to the slot to maintain the flange clip in selected position relative the underside of a floor. The air diffuser terminal is secured in the floor opening between gripping surfaces on the flange clip and the trim ring. An optional screw operably connects the flange clip with the trim ring so that the diffuser may be securely tightened in the floor opening.

Abstract: The invention relates generally to the field of airflow boosting devices. In particular, the invention relates to a booster fan for installation into a vent opening of a duct system in a forced air circulation and delivery system. In an embodiment, the booster fan includes a register plate for covering a vent opening. An opening or openings on the register plate provide an air outlet. A housing is secured to the register plate for enclosing a crossflow fan therein. The crossflow fan is disposed adjacent and spaced from the register plate and resiliently supported at both ends. A motor is resiliently connected to the crossflow fan. The housing also has an aperture for providing an air inlet communicating with the duct system. Preferably, two arcuate air deflection panels are provided in the housing for connecting the air inlet and air outlet to form a guided air passageway.

Abstract: A temporary debris trap and air filter which may be installed on floor vent openings in the early stages of home or commercial construction. After the floors are cut open for vent openings, the trap and filter is laid over the opening and easily affixed by adhesive strips on the flanges. The screen on top prevents construction debris from entering the duct boots and duct system and the filter below prevents dust and fine particles from entering the system while simultaneously allowing the free flow of cooled or heated air to enter the room area. The air will not be obstructed so the building and construction materials can be acclimatized during the construction period, the HVAC system can be tested and adjusted for proper air balance and the construction workers can breath filtered and conditioned air.

Abstract: A heating, ventilation and air conditioning (HVAC) system may include one or more ducts and each duct may include one or more sections. A duct section, for example, may include a flange, which may help increase the ease and efficiency of installing the duct section. The flange may also help provide a seal between portions of the duct section and other structures. A duct section may include a cover, which may advantageously help prevent animals, debris and the like from entering and/or passing through the duct section. A duct section may also include a barrier, which may also help prevent animals, debris and the like from entering and/or passing through the duct section. The barrier may also include one or more air-permeable portions through which at least some air may advantageously pass.

Abstract: A diffuser for positioning in an opening of a passageway having conditioned air, the diffuser including a grate assembly, a pan assembly, and a retention assembly. The grate assembly includes an upper portion and a lower portion. The upper portion contains an aperture, a plurality of slotted sections, and a flange. The lower portion includes downwardly depending sidewalls and a stop. The pan assembly includes a tray with an aperture and a plurality of upwardly depending legs. The retention assembly couples the grate assembly with the pan assembly and contains a first member that is movable from a first position to a second position for selectively engaging the stop.

Abstract: An inlet apparatus for central vacuum cleaning systems is described that can be integrated with registers commonly used with heating and air conditioning vents in residential or commercial buildings. In particular, the apparatus opens to provide a vacuum inlet that will either remove debris directly, or through an attached hose, using the suction provided by the connected conventional central vacuum cleaning system. The apparatus contains a register body and an inlet that can be integrated with the conventional pipe ductwork used for central vacuum cleaning systems. The apparatus will seal closed when not in use in order to provide full suction to any other inlet currently in use.

Abstract: The present disclosure provides an air grille assembly for use especially with air conditioning and heating ducts, having a detachable grille constructed of a relatively thick material, such as wood, synthetic wood, vinyl or the like. The grille can mount against the structure and be coupled to a housing of thinner material that can fit in a standard-sized opening, and leave enough room for a standard-sized filter commensurate with such opening. Further, the disclosure can also provide an air grille assembly having a detachable grille with an exposed exterior frame with no movable or visible hardware, and can be removed from a housing by lifting the grille frame straight up or over, angling out the bottom and then sliding in the opposite direction. The grille assembly can be coupled into a structure's opening, and can include flanges to help ensure proper mounting without the use of special tools.

Abstract: A register assembly with adjustable faceplate connectors can be used to cover air duct openings that supply a flow of heated or cooled air to a room of a structure, and can also be used to cover air duct openings that receive return air from the room. The register assembly includes a faceplate that has removably attachable connectors that adapt the faceplate to be removably attached to a plurality of damper assemblies of different sizes. The plurality of connectors are adjustably connected to the faceplate to adapt the faceplate to each different size of damper assembly.

Abstract: A register opening cover may be used to cover register openings until the register boot is installed in the register opening. During the installation of the register boot, the invention may be used to hold the register boot in place until the register boot is securely connected to the floor. After the register boot is installed, the cover forms an insulator around the register boot. One embodiment of the invention provides a register opening cover and register boot frame that can be configured to fit register boots of different sizes. Another embodiment of the invention provides a register opening cover that will support some of the weight of a worker who may step on the covered register opening.

Abstract: An HVAC duct boot seal is disclosed which may be installed on vent openings during construction and prior to protect the ventilation system from contamination by construction debris entering the vent openings and to improve the vent seal after construction is complete. The boot seal includes a selectively removable cover portion, at least one side wall disposed at a substantially right angle to the cover portion and defining a recess for engagement with the edge of a duct boot opening, and a flange disposed outwardly from the exterior surface of the side wall. Also disclosed is a method of using the inventive duct boot seal.

Abstract: An openable floor vent cover for use in preventing debris from entering a floor vent during construction is comprised of a board having a length and width larger than the vent to be covered. Then board is provided with a cut substantially in the shape and size of the vent to be covered. An airflow permable debris barrier is attached to the periphery of a first surface of the board. The portion of the board within the cut is removable to enable airflow from the vent as desired during construction, and may be replaced when airflow from the vent is no longer needed. The board is nailed to the subflooring surrounding the vent. The cover may be removed after construction.

Abstract: A register cover for a register opening in a floor includes a body with a pair of legs extending from and pivoted to the body. Each of the legs may pivot between extended and retracted positions. The legs are adapted to be inserted into the register opening when the legs are in the retracted position. Another register cover is wrapped around a rigid register vent to protect the vent during construction.

Abstract: A register and boot assembly for a ducted heating or air conditioning assembly is provided which has a boot member, a register mounting member detachably connected to the boot member and a register face member mounted on the mounting member to cover the front face thereof. The assembly may be simply and conveniently installed in an opening in a floor, wall or ceiling by flexible securing clips mounted on upper edges of side or end walls of the mounting member. The securing clips have gripping formations which engage with similar formations on the face member to assist in retaining the face member to the mounting member.

Abstract: An air register is described in which top and bottom panels are disposed to opposed sides of a central grid. The grid includes at least one open ended cell formed by wall members that extending between the top and bottom panels. The top panel includes a top opening in open communication with the cell and adjacent one wall member of the grid. The bottom panel includes a bottom opening in open communication with the cell adjacent another wall member of the grid.

Abstract: A moving protective cover for a residential or commercial air register that directs airflow into an interior space.

Abstract: A temporary vent opening cover is disclosed which is securable over a vent opening in a floor or other surface during building construction to prevent debris from entering the vent opening and accumulating in duct work associated therewith. The cover includes a generally flat cover plate which is sized and shaped to cover the vent opening. The cover plate is spaced outwardly from the surface when the vent opening cover is secured over the vent opening. A plurality of air passages allow air to flow past the cover plate between the duct work and the workspace. A layer of air filter material covers the air passages and prevents debris from passing therethrough. A portion of cover plate may be dedicated to the display of promotional indicia.